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ANSI B16.5 Hastelloy Long Weld Neck Flanges Manufacturer & Supplier

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Hastelloy Long Weld Neck Flanges

ASME / ANSI B16.5 Hastelloy Long Weld Neck Flange, Hastelloy C276 Long Welding Neck Flange, ASME SB564 Hastelloy Alloy C22 LWNRF Flange, Hastelloy UNS N06022 Long Weld Neck Flanges, ASME / ANSI B16.5 Hastelloy Long Weld Neck Flange, Hastelloy LWN Flanges, Hastelloy C22 Raised Face Long Weld Neck Flanges, Hastelloy UNS N10276 Raised Face Long Weld Neck Flange Exporter, Manufacturer in Mumbai, India.

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Prisha Alloys is a well-known seller of Hastelloy Alloy Long Weld Neck Flanges, which are in usage for high pressure applications. Hastelloy C22 Long Weld Neck Flanges are used to close the last part of a piping system or pressure vessel openings to put a stop to flow. Hastelloy C276 Long Weld Neck Flanges is used to get trouble-free admittance to the inner of a line or vessel, as soon as it has been conserved. In short, this is an Alloy C22 Long Weld Neck Flanges devoid of a bore and is used to shut off a vessel opening or piping system.

Buy Ready Stock of Hastelloy UNS N10276 Long Weld Neck Pipe Flanges, Hastelloy 2.4819 Long Weld Neck Flange, UNS N06022 Long Weld Neck Flanges, Nickel Alloy C22 Long Weld Neck Pipe Flanges, ANSI B16.5 Long Weld Neck Raised Face Flanges, ASTM B564 Hastelloy C276 Weld Neck Pipe Flanges Supplier Manufacturer in India.

Alloy C276 Long Weld Neck Flanges as well allows easy access to piping systems or vessels for inspection functions. Meanwhile, Hastelloy UNS N06022 Long Weld Neck Flanges can be supplied without or with focal points as the manufacturers’ choice, and diminution can be either welded or threaded. Quite recognized for robust construction, matchless quality and superior functionality; these Hastelloy WNR 2.4602 LWNR Flanges are acquired from the reliable companies of the market. To meet the quality conscious requirements of our highly esteemed clients, we provide these Hastelloy WNR 2.4819 Raised Face Long Weld Neck Flanges with authentic test certificates. These Hastelloy UNS N10276 Long Weld Neck Flanges are having some important features like leak proof, high efficiency, corrosion resistance, long-life service, dimensional accuracy and smooth finish. We also manufacture the ANSI B16.5 Hastelloy RTJ Flange which dimensions vary according to standards and needs.
Buy Hastelloy Long Weld Neck Flanges At best price & urgent delivery please mail to sales@hastelloysheetplate.com, As we have Our Dealer, distributors & direct sales representatives in various countries who will help you to your queries.
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ASTM B564 Hastelloy Long Weld Neck Flanges Specification

Hastelloy Long Weld Neck Flanges Size Chart1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000
Hastelloy Long Weld Neck Flanges StandardsANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS SP44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
Hastelloy Long Weld Neck Flanges Pressure Rating ANSIClass 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
Hastelloy Long Weld Neck Flanges Pressure Calculation in DIN6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64
Hastelloy Long Weld Neck Flanges5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K
Hastelloy Long Weld Neck Flanges UNI6Bar 10Bar 16Bar 25Bar 40Bar
Hastelloy Long Weld Neck Flanges EN6Bar 10Bar 16Bar 25Bar 40Bar
CoatingOil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized
Test CertificatesEN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Hastelloy Long Weld Neck Flanges Production techniqueForged, Heat treated and machined
Hastelloy Long Weld Neck Flanges Connect Type/ Flange Face TypeRaised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove
Special design

As per your drawing

AS, ANSI, BS, DIN and JIS
15 NB (1/2″) to 200 NB (8″)
Equal and Reducing Configurations

Hastelloy Long Weld Neck Flanges TestDirect-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector
Hastelloy Long Weld Neck Flanges EquipmentPress machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc
Hastelloy Long Weld Neck Flanges OriginIndian / West Europe / Japan / USA / Korean
Manufacturer of Hastelloy Long Weld Neck Flanges

ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc.
ASTM A182 Slip on Flange: -BS Flange, EN Flange, API 6A Flange, ANSI Flange, ASME Flange, DIN Flange, EN1092-1 Flange, UNI Flange, JIS/ KS Flange, BS4504 Flange, GB Flange, AWWA C207 Flange, GOST Flange, PSI Flange

B.S: BS4504 , BS3293, BS1560, BS10
AS 2129: Table D; Table E; Table H
ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
ANSI : ANSI B16.5, ANSI B16.47(API605), MSS SP44, ANSI B16.36, ANSI B16.48
ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48
American standard (ANSI)
German (DIN)
British standard (BS)

DIN: DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638 ASTM A182 F316 Stainless Steel Flanges
The other standard: AWWA C207; EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203; UNI2276

Hastelloy Long Weld Neck Flanges Uses & applicationBitumen upgraders.
Heavy oil refineries.
Nuclear power (mostly seamless).
Petrochemicals and acids.
Long Weld Neck Flanges Export toIreland, Singapore, Indonesia, Ukraine, Saudi & Arabia, Spain, Canada, USA, Brazil, Thailand, Korea, Iran, India, Egypt, Oman, Dubai, Peru, etc
Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175

Equivalent Grades of ASTM B564 Hastelloy Long Weld Neck Flanges

STANDARD WERKSTOFF NR. UNS JIS EN GOST OR
Hastelloy C22 2.4602 N06022 NW 6022 NiCr21Mo14W – –
Hastelloy C276 2.4819 N10276 NW 0276 NiMo16Cr15W ХН65МВУ ЭП760

ASME SB 564 Hastelloy Long Weld Neck Flanges (LWNRF) Chemical Composition

Grade C Mn Si S Co Ni Cr Fe Mo P
Hastelloy C22 0.010 max 0.50 max 0.08 max 0.02 max 2.50 max 50.015 min* 20.00 – 22.50 2.00 – 6.00 12.50 – 14.50 0.02 max
Alloy C276 0.010 max 0.50 max 0.08 max 0.03 max 2.50 max 50.99 min* 14.50 – 16.50 4.00 – 7.00 15.00 – 17.00 0.04 max

Hastelloy Alloy Long Weld Neck Flanges Mechanical Properties

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Hastelloy C22 8.69 g/cm3 1399 °C (2550 °F) Psi – 1,00,000 , MPa – 690 Psi – 45000 , MPa – 310 45 %
Hastelloy C276 8.89 g/cm3 1370 °C (2500 °F) Psi – 1,15,000 , MPa – 790 Psi – 52,000 , MPa – 355 40 %

ASME / ANSI B16.5 Hastelloy Long Weld Neck Flanges Dimensions

ASME / ANSI B16.5 Class 150 Hastelloy Long Weld Neck Flanges (LWNRF) Dimensions
Normal Pipe Size LWN Bore & E Bore Of HB Outside Daimeter Thickness RF of Outside Daimeter Long Weld Neck HB E # of Holes Size Of Hole Circle Of Bolt Stop Daimeter Relief Daimeter Length If Relief NPS Size Length Of RF Length Of RTJ LWNR HB E Base
B B O T R D D D C NS NR NL Base Per 1″ Base Per 1″ Base Per 1″ L
 1/2 0.5 0.55 3.5 0.44 1.38 1.25 1.5 3.5 4 0.62 2.38 1.5 1.25 0.75 1/2 2 1/4 2 3/4 3 0.3 5 0.4 21 2.7 9
 3/4 0.75 0.74 3.88 0.5 1.69 1.62 1.88 3.88 4 0.62 2.75 1.88 1.62 0.75 1/2 2 1/2 3 5 0.5 7 0.7 27 3.2 9
1 1 0.96 4.25 0.56 2 2 2.25 4.25 4 0.62 3.12 2.25 2 0.75 1/2 2 1/2 3 7 0.7 10 0.9 30 3.8 9
1 1/4 1.25 1.28 4.62 0.62 2.5 2.38 2.62 4.62 4 0.62 3.5 2.62 2.38 0.75 1/2 2 3/4 3 1/4 10 0.9 12 1.2 36 4.4 9
1 1/2 1.5 1.5 5 0.69 2.88 2.62 3 5 4 0.62 3.88 3 2.62 0.75 1/2 2 3/4 3 1/4 12 1 16 1.5 41 5.1 9
2 2 1.94 6 0.75 3.62 3.06 3.69 6 4 0.75 4.75 3.69 3.06 0.88 5/8 3 1/4 3 3/4 15 1.2 23 2.2 57 7.1 9
2 1/2 2.5 2.32 7 0.88 4.12 3.75 4.44 7 4 0.75 5.5 4.44 3.75 0.88 5/8 3 1/2 4 22 1.7 34 3.2 79 10 9
3 3 2.9 7.5 0.94 5 4.25 4.94 7.5 4 0.75 6 4.94 4.25 0.88 5/8 3 1/2 4 1/4 25 2 38 3.6 86 11 9
3 1/2 3.5 3.36 8.5 0.94 5.5 4.88 5.94 8.5 8 0.75 7 5.94 4.88 0.88 5/8 3 1/2 4 1/4 32 2.6 55 5.3 110 13 9
4 4 3.83 9 0.94 6.19 5.5 6.44 9 8 0.75 7.5 6.44 5.5 0.88 5/8 3 1/2 4 1/4 47 3.2 78 6 164 14 12
5 5 4.81 10 0.94 7.31 6.50 7.25 10 8 0.88 8.5 7.25 6.50 1 3/4 3 3/4 4 1/2 57 3.8 87 6.50 189 17 12
6 6 5.76 11 1 8.5 7.75 8.25 11 8 0.88 9.5 8.25 7.75 1 3/4 4 4 1/2 75 5.4 103 7.8 216 19 12
8 8 7.62 13.5 1.12 10.62 9.75 10.5 13.5 8 0.88 11.75 10.5 9.75 1 3/4 4 1/4 4 3/4 102 6.9 157 11 292 26 12
10 10 9.56 16 1.19 12.75 12 12.81 16 12 1 14.25 12.81 12 1.12 7/8 4 3/4 5 1/4 143 9.8 214 16 382 35 12
12 12 11.38 19 1.25 15 14.38 15.56 19 12 1 17 15.56 14.38 1.12 7/8 4 3/4 5 1/2 205 14 329 25 535 48 12
14 14 14 21 1.38 16.25 16 17.12 21 12 1.12 18.75 17.12 16 1.25 1 5 1/4 6 211 13 296 22 585 55 12
16 16 16 23.5 1.44 18.5 18 19.62 23.5 16 1.12 21.25 19.62 18 1.25 1 5 1/2 6 246 15 388 29 714 66 12
18 18 18 25 1.56 21 20 20.94 25 16 1.25 22.75 20.94 20 1.38 1 1/8 6 6 1/2 270 17 362 25 711 67 12
20 20 20 27.5 1.69 23 22 23.19 27.5 20 1.25 25 23.19 22 1.38 1 1/8 6 1/4 7 311 19 434 31 840 79 12
24 24 24 32 1.88 27.25 26.25 27.5 32 20 1.38 29.5 27.5 26.25 1.5 1 1/4 7 7 3/4 423 25 574 40 1046 100 12
ASME / ANSI B16.5 Class 300 Hastelloy Long Weld Neck Flanges (LWNRF) Dimensions
NPS Dimensions Of Flange Barrel Outside Daimeter Bolting Nut Stud Bolt Weights Length
Normal LWN Bore & E Bore Of HB Outside Daimeter Thickness RF of Outside Daimeter LWN HB E # of Holes Size Of Hole Circle Of Bolt Stop Daimeter Relief Daimeter Relief Length NPS Size Length Of RF Length Of RTJ LWN HB E Base
B B O T R D D D C NS NR NL Base Per 1″ Base Per 1″ Base Per 1″ L
 1/2 0.5 0.55 3.75 0.56 1.38 1.5 1.75 3.75 4 0.62 2.62 1.75 1.5 0.75 1/2 2 1/2 3 5 0.4 7 0.6 24 3.1 9
 3/4 0.75 0.74 4.62 0.62 1.69 1.88 2.19 4.62 4 0.75 3.25 2.19 1.88 0.88 5/8 3 3 1/2 9 0.7 11 0.9 37 4.6 9
1 1 0.96 4.88 0.69 2 2.12 2.44 4.88 4 0.75 3.5 2.44 2.12 0.88 5/8 3 1/4 3 1/2 9 0.8 12 1.1 40 5.1 9
1 1/4 1.25 1.28 5.25 0.75 2.5 2.5 2.81 5.25 4 0.75 3.88 2.81 2.5 0.88 5/8 3 1/4 3 3/4 13 1 15 1.4 45 5.8 9
1 1/2 1.5 1.5 6.12 0.81 2.88 2.75 3.25 6.12 4 0.88 4.5 3.25 2.75 1 3/4 3 1/2 4 15 1.2 21 1.9 61 7.8 9
2 2 1.94 6.5 0.88 3.62 3.31 3.94 6.5 8 0.75 5 3.94 3.31 0.88 5/8 3 1/2 4 1/4 20 1.5 28 2.6 68 8.5 9
2 1/2 2.5 2.32 7.5 1 4.12 3.94 4.62 7.5 8 0.88 5.88 4.62 3.94 1 3/4 4 4 1/2 25 2.1 38 3.6 89 11 9
3 3 2.9 8.25 1.12 5 4.62 5.38 8.25 8 0.88 6.62 5.38 4.62 1 3/4 4 1/4 5 35 2.7 49 4.6 106 13 9
3 1/2 3.5 3.36 9 1.19 5.5 5.25 6 9 8 0.88 7.25 6 5.25 1 3/4 4 1/4 5 42 3.4 59 5.5 122 15 9
4 4 3.83 10 1.25 6.19 5.75 6.62 10 8 0.88 7.88 6.62 5.75 1 3/4 4 1/2 5 1/4 62 3.8 91 6.5 207 19 12
5 5 4.81 11 1.38 7.31 7 8 11 8 0.88 9.25 8 7 1 3/4 4 3/4 5 1/4 84 5.3 124 9.1 241 21 12
6 6 5.76 12.5 1.44 8.5 8.12 9.38 12.5 12 0.88 10.62 9.38 8.12 1 3/4 4 3/4 5 3/4 105 6.7 165 12 303 27 12
8 8 7.62 15 1.62 10.62 10.25 11.56 15 12 1 13 11.56 10.25 1.12 7/8 5 1/2 6 1/4 148 9.1 228 17 405 36 12
10 10 9.56 17.5 1.88 12.75 12.62 13.62 17.5 16 1.12 15.25 13.62 12.62 1.25 1 6 1/4 7 1/4 210 13 291 21 499 46 12
12 12 11.38 20.5 2 15 14.75 15.94  20.5 16 1.25 17.75 15.94 14.75 1.38 1 1/8 6 3/4 7 1/2 275 16 392 28 651 61 12
14 14 14 23 2.12 16.25 16.75 18.44 23 20 1.25 20.25 18.44 16.75 1.38 1 1/8 7 7 3/4 324 19 456 32 785 74 12
16 16 16 25.5 2.25 18.5 19 20.5 25.5 20 1.38 22.5 20.5 19 1.5 1 1/4 7 1/2 8 1/2 404 23 529 37 914 88 12
18 18 18 28 2.38 21 21 22.75 28 24 1.38 24.75 22.75 21 1.5 1 1/4 7 3/4 8 1/4 465 26 630 43 1066 102 12
20 20 20 30.5 2.5 23 23.12 25 30.5 24 1.38 27 25 23.12 1.5 1 1/4 8 1/4 9 1/4 549 30 741 50 1228 118 12
24 24 24 36 2.75 27.25 27.62 29.62 36 24 1.62 32 29.62 27.62 1.75 1 1/2 9 1/4 10 1/4 778 42 1016 67 1627 160 12
ASME / ANSI B16.5 Class 400 Hastelloy Long Weld Neck Flanges (LWNRF) Dimensions
NPS Size Dimensions Of Flange Barrel Outside Daimeter Bolting Nut Stud Bolt Weights Length
Normal LWN Bore & E Bore HB Outside Daimeter Thk. RF of Outside Daimeter LWN HB E # of Holes Size Of Hole Circle Of Bolt Stop Diameter Relief Diameter Relief Length NPS Size Length Of RF Length Of RTJ LWN HB E Base
B  B O  T R  D D D C NS NR NL Base Per 1″ Base Per 1″ Base Per 1″ L 
 1/2 0.5 0.55 3.75 0.56 1.38 1.5 1.75 3.75 4 0.62 2.62 1.75 1.5 0.75  1/2 3 3 5 0.4 7 0.6 24 3.1 9
 3/4 0.75 0.74 4.62 0.62 1.69 1.88 2.19 4.62 4 0.75 3.25 2.19 1.88 0.88  5/8 3 1/2 3 1/2 8 0.7 11 0.9 37 4.6 9
1 1 0.96 4.88 0.69 2 2.12 2.44 4.88 4 0.75 3.5 2.44 2.12 0.88  5/8 3 1/2 3 1/2 9 0.8 12 1.1 40 5.1 9
1 1/4 1.25 1.28 5.25 0.81 2.5 2.5 2.81 5.25 4 0.75 3.88 2.81 2.5 0.88  5/8 3 3/4 3 3/4 13 1 15 1.4 45 5.8 9
1 1/2 1.5 1.5 6.12 0.88 2.88 2.75 3.25 6.12 4 0.88 4.5 3.25 2.75 1  3/4 4 1/4 4 1/4 16 1.2 21 1.9 61 7.8 9
2 2 1.94 6.5 1 3.62 3.31 3.94 6.5 8 0.75 5 3.94 3.31 0.88  5/8 4 1/4 4 1/4 20 1.5 29 2.6 68 8.5 9
2 1/2 2.5 2.32 7.5 1.12 4.12 3.94 4.63 7.5 8 0.88 5.88 4.63 3.94 1  3/4 4 3/4 4 3/4 27 2.1 39 3.6 88 11 9
3 3 2.9 8.25 1.25 5 4.62 5.38 8.25 8 0.88 6.62 5.38 4.62 1  3/4 5 5 36 2.7 50 4.6 104 13 9
3 1/2 3.5 3.36 9 1.38 5.5 5.25 5.81 9 8 1 7.25 5.81 5.25 1.12  7/8 5 1/2 5 1/2 45 3.4 61 5.5 116 15 9
4 4 3.83 10 1.38 6.19 5.75 6.44 10 8 1 7.88 6.44 5.75 1.12  7/8 5 1/2 5 1/2 65 3.8 93 6.5 197 19 12
5 5 4.81 11 1.5 7.31 7 7.81 11 8 1 9.25 7.81 7 1.12  7/8 5 3/4 5 3/4 88 5.3 127 9.1 229 22 12
6 6 5.76 12.5 1.62 8.5 8.12 9.19 12.5 12 1 10.62 9.19 8.12 1.12  7/8 6 6 110 6.7 169 12 286 27 12
8 8 7.62 15 1.88 10.62 10.25 11.38 15 12 1.12 13 11.38 10.25 1.25 1 6 3/4 6 3/4 154 9.1 233 17 379 36 12
10 10 9.56 17.5 2.12 12.75 12.62 13.44 17.5 16 1.25 15.25 13.44 12.62 1.38 1 1/8 7 1/2 7 1/2 218 13 298 21 475 46 12
12 12 11.38 20.5 2.25 15 14.75 15.75 20.5 16 1.38 17.75 15.75 14.75 1.5 1 1/4 8 8 285 16 401 28 627 62 12
14 14 14 23 2.38 16.25 16.75 18.25 23 20 1.38 20.25 18.25 16.75 1.5 1 1/4 8 1/4 8 1/4 336 19 467 32 758 74 12
16 16 16 25.5 2.5 18.5 19 20.31 25.5 20 1.5 22.5 20.31 19 1.62 1 3/8 8 3/4 8 3/4 418 23 542 37 884 88 12
18 18 18 28 2.62 21 21 22.56 28 24 1.5 24.75 22.56 21 1.62 1 3/8  9 9 482 26 645 43 1033 102 12
20 20 20 30.5 2.75 23 23.12 24.63 30.5 24 1.62 27 24.63 23.12 1.75 1 1/2  9 1/2 9 3/4 568 30 759 50 1165 118 12
24 24 24 36 3 27.62 27.62 29.25 36 24 1.88 32 29.25 27.62 2 1 3/4 10 1/2 11 804 42 1040 67 1540 160 12
ASME / ANSI B16.5 Class 600 Hastelloy Long Weld Neck Flanges (LWNRF) Dimensions
NPS Size Dimensions Of Flange Barrel Outside Daimeter Bolting Nut Stud Bolt Weights Length
Normal LWN Bore & E Bore HB Outside Daimeter Thickness RF of Outside Daimeter LWN HB E # of Holes Size Of Hole Circle Of Bolt Stop Diameter Relief Diameter Relief Length NPS Size Length Of RF Length Of RTJ LWN HB E Base
B  B O  T R  D D D C NS NR NL Base Per 1″ Base Per 1″ Base Per 1″ L 
 1/2 0.5 0.55 3.75 0.56 1.38 1.5 1.75 3.75 4 0.62 2.62 1.75 1.5 0.75 1/2 3 3 5 0.4 7 0.6 24 3.1 9
 3/4 0.75 0.74 4.62 0.62 1.69 1.88 2.19 4.62 4 0.75 3.25 2.19 1.88 0.88 5/8 3 1/2 3 1/2 8 0.7 11 0.9 36 4.6 9
1 1 0.96 4.88 0.69 2 2.12 2.44 4.88 4 0.75 3.5 2.44 2.12 0.88 5/8 3 1/2 3 1/2 9 0.8 12 1.1 39 5.1 9
1 1/4 1.25 1.28 5.25 0.81 2.5 2.5 2.81 5.25 4 0.75 3.88 2.81 2.5 0.88 5/8 3 3/4 3 3/4 13 1 15 1.4 44 5.8 9
1 1/2 1.5 1.5 6.12 0.88 2.88 2.75 3.25 6.12 4 0.88 4.5 3.25 2.75 1 3/4 4 1/4 4 1/4 16 1.2 21 1.9 59 7.8 9
2 2 1.94 6.5 1 3.62 3.31 3.94 6.5 8 0.75 5 3.94 3.31 0.88 5/8 4 1/4 4 1/4 20 1.5 29 2.6 67 8.5 9
2 1/2 2.5 2.32 7.5 1.12 4.12 3.94 4.62 7.5 8 0.88 5.88 4.62 3.94 1 3/4 5 4 3/4 27 2.1 39 3.6 85 11 9
3 3 2.9 8.25 1.25 5 4.62 5.38 8.25 8 0.88 6.62 5.38 4.62 1 3/4 5 5 1/4 36 2.7 50 4.6 104 13 9
3 1/2 3.5 3.36 9 1.38 5.5 5.25 5.81 9 8 1 7.25 5.81 5.25 1.12 7/8 5 1/2 5 1/2 45 3.4 57 5 116 15 9
4 4 3.83 10.75 1.5 6.19 6 7.06 10.75 8 1 8.5 7.06 6 1.12 7/8 5 3/4 6 77 4.5 113 7.8 238 22 12
5 5 4.81 13 1.75 7.31 7.5 8.88 13 8 1.12 10.5 8.88 7.5 1.25 1 6 1/2 6 1/2 123 7 180 12 336 32 12
6 6 5.76 14 1.88 8.5 8.75 9.88 14 12 1.12 11.5 9.88 8.75 1.25 1 6 3/4 7 152 9 207 14 373 36 12
8 8 7.62 16.5 2.19 10.62 10.75 11.94 16.5 12 1.25 13.75 11.94 10.75 1.38 1 1/8 7 3/4 8 207 11 277 19 478 46 12
10 10 9.56 20 2.5 12.75 13.5 15 20 16 1.38 17 15 13.5 1.5 1 1/4 8 1/2 8 3/4 324 18 433 30 683 67 12
12 12 11.38 22 2.62 15 15.75 17.25 22 20 1.38 19.25 17.25 15.75 1.5 1 1/4 8 3/4 9 393 23 533 37 779 76 12
14 14 14 23.75 2.75 16.25 17 18.56 23.75 20 1.5 20.75 18.56 17 1.62 1 3/8 9 1/4 9 1/2 471 21 631 33 1149 82 16
16 16 16 27 3 18.5 19.5 21.38 27 20 1.62 23.75 21.38 19.5 1.75 1 1/2 10 10 1/4 638 28 856 45 1471 105 16
18 18 18 29.25 3.25 21 21.5 23.19 29.25 20 1.75 25.75 23.19 21.5 1.88 1 5/8 10 3/4 11 731 31 941 48 1628 118 16
20 20 20 32 3.5 23 24 25.94 32 24 1.75 28.5 25.94 24 1.88 1 5/8 11 1/2 11 3/4 916 39 1180 61 1920 139 16
24 24 24 37 4 27.25 28.25 30.06 37 24 2 33 30.06 28.25 2.12 1 7/8 13 13 1/2 1210 49 1486 73 2376 176 16
ASME / ANSI B16.5 Class 900 Hastelloy Long Weld Neck Flanges (LWNRF) Dimensions
NPS Size Dimensions Of Flange Barrel Outside Daimeter Bolting Nut Stud Bolt Weights Length
Normal LWN Bore & E Bore HB Outside Daimeter Thickness RF of Outside Daimeter LWN HB E # of Holes Size Of Hole Circle Of Bolt Stop Diameter Relief Diameter Relief Length NPS Size Length Of RF Length Of RTJ LWN HB E Base
B  B O  T R  D D D C NS NR NL Base Per 1″ Base Per 1″ Base Per 1″ L
 1/2 0.5 0.55 4.75 0.88 1.38 1.56 2 4.75 4 0.88 3.25 2 1.56 1 3/4  4 1/4 4 1/4 8 0.5 10 0.8 37 5 9
 3/4 0.75 0.74 5.12 1 1.69 1.81 2.25 5.12 4 0.88 3.5 2.25 1.81 1 3/4  4 1/2 4 1/2 10 0.6 13 1 42 5.7 9
1 1 0.96 5.88 1.12 2 2.12 2.56 5.88 4 1 4 2.56 2.12 1.12 7/8  5 5 13 0.8 17 1.3 54 7.5 9
1 1/4 1.25 1.28 6.25 1.12 2.5 2.5 2.94 6.25 4 1 4.38 2.94 2.5 1.12 7/8  5 5 17 1 20 1.6 61 8.3 9
1 1/2 1.5 1.5 7 1.25 2.88 2.75 3.25 7 4 1.12 4.88 3.25 2.75 1.25 1 5 1/2 5 1/2 21 1.2 26 1.9 77 10 9
2 2 1.94 8.5 1.5 3.62 4.12 5.06 8.5 8 1 6.5 5.06 4.12 1.12 7/8  5 3/4 5 3/4 42 2.9 56 4.9 115 15 9
2 1/2 2.5 2.32 9.62 1.62 4.12 4.88 5.88 9.62 8 1.12 7.5 5.88 4.88 1.25 1 6 1/4 6 1/4 56 3.9 75 6.5 144 19 9
3 3 2.9 9.5 1.5 5 5 6.06 9.5 8 1 7.5 6.06 5 1.12 7/8  5 3/4 5 3/4 51 3.6 71 6.3 139 18 9
4 4 3.83 11.5 1.75 6.19 6.25 7.44 11.5 8 1.25 9.25 7.44 6.25 1.38 1 1/8  6 3/4 6 3/4 93 5.1 133 9.1 270 26 12
5 5 4.81 13.75 2 7.31 7.5 9 13.75 8 1.38 11 9 7.5 1.5 1 1/4 7 1/2 7 1/2 135 7 194 13 376 37 12
6 6 5.76 15 2.19 8.5 9.25 10.69 15 12 1.25 12.5 10.69 9.25 1.38 1 1/8 7 1/2 7 3/4 191 11 259 18 436 42 12
8 8 7.62 18.5 2.5 10.62 11.75 13.31 18.5 12 1.5 15.5 13.31 11.75 1.62 1 3/8 8 3/4 8 3/4 297 16 389 27 626 62 12
10 10 9.56 21.5 2.75 12.75 14.5 16.31 21.5 16 1.5 18.5 16.31 14.5 1.62 1 3/8 9 1/4 9 1/4 422 25 558 39 824 81 12
12 12 11.38 24 3.12 15 16.5 18.81 24 20 1.5 21 18.81 16.5 1.62 1 3/8 10 10 518 29 715 50 984 96 12
14 14 14 25.25 3.38 16.25 17.75 19.62 25.25 20 1.62 22 19.62 17.75 1.75 1 1/2 10 3/4 11 624 26 817 42 1368 98 16
16 16 16 27.75 3.5 18.5 20 21.69 27.75 20 1.75 24.25 21.69 20 1.88 1 5/8 11 1/4 11 1/2 750 32 942 48 1573 114 16
18 18 18 31 4 21 22.25 24.06 31 20 2 27 24.06 22.25 2.12 1 7/8 12 3/4 13 1/4 950 38 1169 57 1898 142 16
20 20 20 33.75 4.25 23 24.5 26.38 33.75 20 2.12 29.5 26.38 24.5 2.25 2 13 3/4 14 1/4 1121 43 1378 66 2182 164 16
24 24 24 41 5.5 27.25 29.5 31.62 41 20 2.62 35.5 31.62 29.5 2.75 2 1/2 17 1/4 18 1865 65 2160 94 3084 246 16
ASME / ANSI B16.5 Class 1500 Hastelloy Long Weld Neck Flanges (LWNRF) Dimensions
NPS Size Dimensions Of Flange Barrel Outside Daimeter Bolting Nut Stud Bolt Weights Length
Normal LWN Bore & E Bore HB Outside Daimeter Thickness RF of Outside Daimeter LWN HB E # of Holes Size Of Hole Circle Of Bolt Stop Diameter Relief Diameter Relief Length NPS Size Length Of RF Length Of RTJ LWN HB E Base
B  B O  T R  D D D C NS NR NL Base Per 1″ Base Per 1″ Base Per 1″ L 
 1/2 0.5 0.55 4.75 0.88 1.38 1.56 2 4.75 4 0.88 3.25 2 1.56 1 3/4  4 1/4 4 1/4 8 0.5 10 0.8 37 5 9
 3/4 0.75 0.74 5.12 1 1.69 1.81 2.25 5.12 4 0.88 3.5 2.25 1.81 1 3/4  4 1/2 4 1/2 10 0.6 13 1 42 5.7 9
1 1 0.96 5.88 1.12 2 2.12 2.56 5.88 4 1 4 2.56 2.12 1.12 7/8  5 5 13 0.8 17 1.3 54 7.5 9
1 1/4 1.25 1.28 6.25 1.12 2.5 2.5 2.94 6.25 4 1 4.38 2.94 2.5 1.12 7/8  5 5 17 1 20 1.6 61 8.3 9
1 1/2 1.5 1.5 7 1.25 2.88 2.75 3.25 7 4 1.12 4.88 3.25 2.75 1.25 1 5 1/2 5 1/2 21 1.2 26 1.9 77 10 9
2 2 1.94 8.5 1.5 3.62 4.12 5.06 8.5 8 1 6.5 5.06 4.12 1.12 7/8  5 3/4 5 3/4 42 2.9 56 4.9 115 15 9
2 1/2 2.5 2.32 9.62 1.62 4.12 4.88 5.88 9.62 8 1.12 7.5 5.88 4.88 1.25 1 6 1/4 6 1/4 56 3.9 75 6.5 144 19 9
3 3 2.9 10.5 1.88 5 5.25 6.19 10.5 8 1.25 8 6.19 5.25 1.38 1 1/8  7 7 67 4.1 84 6.7 161 23 9
4 4 3.83 12.25 2.12 6.19 6.38 7.5 12.25 8 1.38 9.5 7.5 6.38 1.5 1 1/4  7 3/4 7 3/4 110 5.5 147 9.3 302 30 12
5 5 4.81 14.75 2.88 7.31 7.75 9.12 14.75 8 1.62 11.5 9.12 7.75 1.75 1 1/2  9 3/4 9 3/4 181 7.8 233 13 414 43 12
6 6 5.76 15.5 3.25 8.5 9 10.31 15.5 12 1.5 12.5 10.31 9 1.62 1 3/8  10 1/4 10 1/2 215 10 272 16 445 46 12
8 8 7.62 19 3.62 10.62 11.5 12.94 19 12 1.75 15.5 12.94 11.5 1.88 1 5/8  11 1/2 12 3/4 337 15 417 24 629 67 12
10 10 9.56 23 4.25 12.75 14.5 16.06 23 12 2 19 16.06 14.5 2.12 1 7/8  13 1/4 13 1/2 546 25 651 37 888 97 12
12 12 11.38 26.5 4.88 15 17.75 19.38 26.5 16 2.12 22.5 19.38 17.75 2.25 2 14 3/4 15 1/4 946 38 1148 55 1683 127 16
14 14 14 29.5 5.25 16.25 19.5 21.5 29.5 16 2.38 25 21.5 19.5 2.5 2 1/4  16 16 3/4 1116 41 1308 59 1929 150 16
16 16 16 32.5 5.75 18.5 21.75 23.88 32.5 16 2.62 27.75 23.88 21.75 2.75 2 1/2  17 1/2 18 1/2 1371 48 1588 70 2238 178 16
18 18 18 36 6.38 21 23.5 26.25 36 16 2.88 30.5 26.25 23.5 3 2 3/4  19 1/2 20 3/4 1674 51 1959 81 2629 216 16
20 20 20 38.75 7 23 25.25 28.12 38.75 16 3.12 32.75 28.12 25.25 3.25 3 21 1/4 22 1/4 1943 53 2241 87 2868 245 16
24 24 24 46 8 27.25 30 33.62 46 16 3.62 39 33.62 30 3.75 3 1/2  24 1/4 25 1/2 2936 72 3334 123 3819 343 16

ASME B16.5 Hastelloy Long Weld Neck Flange Pressure Ratings

ASME B16.5 Long Weld Neck Flange Pressure Pressure
Temperature (°C)
Class
Class 150Class 300Class 400Class 600Class 900Class 1500Class 2500
-29 – 38 19.8 51.7 68.9 103.4 155 259 431
50 19.5 51.7 68.9 103.4 155 259 431
100 17.7 51.5 68.7 103.0 155 258 429
150 15.8 50.2 66.8 100.3 151 251 418
200 13.8 48.6 64.8 97.2 146 243 405
250 12.1 46.3 61.7 92.7 139 232 386
300 10.2 42.9 57.0 85.7 129 214 357
325 9.3 41.4 55.0 82.6 124 207 344
350 8.4 40.0 53.4 80.0 120 200 334
375 7.4 37.8 50.4 75.7 114 189 315
400 6.5 34.7 46.3 69.4 104 174 290
425 5.5 28.8 38.4 57.5 86.3 144 240
450 4.6 23.0 30.7 46.0 69.0 115 192
475 3.7 17.1 22.8 34.2 51.3 85.4 142
500 2.8 11.6 15.4 23.2 34.7 57.9 96.5
538 1.4 5.9 7.9 11.8 17.7 29.5 49.2

ASME B16.5 Hastelloy Long Weld Neck Flange Wall Thickness

ANSI B16.5 Flanges Wall Thickness
NPS (Normal Pipe Sizes) Outside Daimeter (O.D.) Schedule 10 Schedule 20 Schedule 30 STD Wall Schedule 40 Schedule 60 EXT Hvy Schedule 80 Schedule 100 Schedule 120 Schedule 140 Schedule 160 XX Hvy
½ 0.84 0.083 … … 0.109 0.109 … 0.147 0.147 … … … 0.188 0.294
¾ 1.05 0.083 … … 0.113 0.113 … 0.154 0.154 … … … 0.219 0.308
1 1.315 0.109 … … 0.133 0.133 … 0.179 0.179 … … … 0.25 0.358
1 ¼ 1.66 0.109 … … 0.14 0.14 … 0.191 0.191 … … … 0.25 0.382
1 ½ 1.9 0.109 … … 0.145 0.145 … 0.2 0.2 … … … 0.281 0.4
2 2.375 0.109 … … 0.154 0.154 … 0.218 0.218 … … … 0.344 0.436
2 ½ 2.875 0.12 … … 0.203 0.203 … 0.276 0.276 … … … 0.375 0.552
3 3.5 0.12 … … 0.216 0.216 … 0.3 0.3 … … … 0.438 0.6
3 ½ 4 0.12 … … 0.226 0.226 … 0.318 0.318 … … … … 0.636
4 4.5 0.12 … … 0.237 0.237 … 0.337 0.337 … 0.438 … 0.531 0.674
5 5.563 0.134 … … 0.258 0.258 … 0.375 0.375 … 0.5 … 0.625 0.75
6 6.625 0.134 … … 0.28 0.28 … 0.432 0.432 … 0.562 … 0.719 0.864
8 8.625 0.148 0.25 0.277 0.322 0.322 0.406 0.5 0.5 0.594 0.719 0.812 0.906 0.875
10 10.75 0.165 0.25 0.307 0.365 0.365 0.5 0.5 0.594 0.719 0.844 1 1.125 1
12 12.75 0.18 0.25 0.33 0.375 0.406 0.562 0.5 0.688 0.844 1 1.125 1.312 1
14 14 0.25 0.312 0.375 0.375 0.438 0.594 0.5 0.75 0.938 1.094 1.25 1.406 …
16 16 0.25 0.312 0.375 0.375 0.5 0.656 0.5 0.844 1.031 1.219 1.438 1.594 …
18 18 0.25 0.312 0.438 0.375 0.562 0.75 0.5 0.938 1.156 1.375 1.562 1.781 …
20 20 0.25 0.375 0.5 0.375 0.594 0.812 0.5 1.031 1.281 1.5 1.75 1.969 …
22 22 0.25 … … 0.375 … … 0.5 … … …. …. …. ….
24 24 0.25 0.375 0.562 0.375 0.688 0.969 0.5 1.219 1.531 1.812 2.062 2.344 ….
26 26 …. …. …. 0.375 …. …. 0.5 …. …. …. …. …. ….
30 30 0.312 0.5 0.625 0.375 …. …. 0.5 …. …. …. …. …. ….
36 36 0.312 0.5 0.625 0.375 0.75 …. 0.5 …. …. …. …. …. ….
40 40 …. …. …. 0.375 …. …. 0.5 …. …. …. …. …. ….
42 42 …….. …….. …….. 0.375 …….. …….. 0.5 …….. …….. …….. …….. …….. ……..
48 48 …….. …….. …….. 0.375 …….. …….. 0.5 …….. …….. …….. …….. …….. ……..

Raised Face Long Weld Neck Flange Tolerance

ASME B16.5Tolerance
A Outside Diameter (O.D.)
  • When Outside Diameter (O.D.) is 24″ or less: ±1/16″ (1.6 mm)
  • When Outside Diameter (O.D.) is over 24″: ±1/8″ (3.2 mm)
D Inside Diameter
  • 10″ and smaller: ±1/32″ (0.8 millimeter)
  • 12″ thru 18″: +1/8″ (3.2 millimeter)
  • 20″ and larger: -1/16″ (1.6 millimeter)
B Diameter of contact face
  • 1/16″ raised face: ±1/32″ (0.8 millimeter)
  • 1/4″ Raised Face (RF), Tongue & Groove (T/G), (male & female), (m/f): ±1/64″ (0.4 mm)
J Diameter of hub at base
  • When hub base is 24″ or smaller: ±1/16″ (1.6 millimeter)
  • When hub base is over 24″: ±1/8″ (3.2 millimeter)
H Diameter of hub at point of welding
  • 5″ and smaller: +3/32″ (2.4 millimeter), -1/32″ (0.8 millimeter)
  • 6″ and larger: +5/32″ (4.0 millimeter), -1/32 (0.8 millimeter)
P Drilling
  • Bolt circle: ±1/16″ (1.6 millimeter)
  • Bolt hole spacing: ±1/32″ (0.8 millimeter)
  Eccentricity of bolt circle with respect to facing
  • 2 1/2″ and smaller ±1/32″ (0.8 millimeter) max.
  • 3″ and larger ±1/16″ (1.6 millimeter) max.
C Thickness
  • 18″ and smaller: ±1/8″ (3.2 millimeter), -0″
  • 20″ and larger: ±3/16″ (4.8 millimeter), -0″
K Length of hub
  • 10″ and smaller: ±1/16″ (1.6 millimeter)
  • 12″ and larger: ±1/8″ (3.2 millimeter)

Manufacturing Standards of ASME B16.5 Hastelloy Long Weld Neck Flanges

ASME/ANSI B16.5 Long Weld Neck Flange
PRESSURE CLASS 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc.
DIN EN 1092-1 Face Dimensions PN 2.5, PN 6, PN 10, PN 16, PN 25, PN 40, PN 63, PN 100, PN 160, PN 250, PN 320, PN 400
BS 4504 SEC 3.1, BS 4504[PART 1], BS 1560 BOSS Long Weld Neck Flange
TABLE D, E, F, H
DIN FLANGES DIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673
PRESSURE CLASS PN 6 TO PN 100

ASME B16.5 Hastelloy Long Weld Neck Flange Standard

American Steel Long Weld Neck Flanges Standard
Standard Code Standard Name
ANSI ASME SA-182 Long Weld Neck Flanges
ANSI ASME B16.5 Long Weld Neck Flange
ASME – B 16.36 Long Weld Neck flange
German Steel Long Weld Neck Flanges Standard
DIN 2573 / 2576 Flat Flange for Welding (Long Weld Neck)
DIN 2673 Long Weld Neck Flanges and Rings for Welding (Long Weld Neck Flanges and Plain Collars)
DIN PN10, PN16 PN10 Long Weld Neck Flanges, DIN PN 10 Long Weld Neck Flanges, PN16 Long Weld Neck Flange
DIN PN20, PN25 PN20 Long Weld Neck Flanges, DIN PN 25 Long Weld Neck Flanges
DIN PN40, PN50 PN40 Long Weld Neck Flanges, DIN PN 50 Long Weld Neck Flanges
Japanese Steel Long Weld Neck Flanges Standard
JIS B2220, B2291 Long Weld Neck flange
JIS 5K, 10K, 30K, 40K, 5K Raised Face Long Weld Neck Flange, 10K RTJ, 30K Long Weld Neck Flanges, 40K Long Weld Neck Raised Face Flanges
British Standard Long Weld Neck Flanges Standard
BS 10 Table D BS 10 Table D Long Weld Neck Flange
BS 10 Table E BS 10 Table E Long Weld Neck Flange
BS 10 Table F BS 10 Table F Long Weld Neck Flange
BS 10 Table H BS 10 Table H Long Weld Neck Flange
C22 Hastelloy Long Weld Neck Flange Alloy C22 Long Weld Neck Flange Supplier in India
Hastelloy Alloy UNS N06022 Long Weld Neck Flanges Manufacturer Hastelloy C22 Raised Face Long Weld Neck Flanges
Hastelloy Alloy C22 Raised Face Long Weld Neck Flanges Nickel Alloy C22 Flat Face Long Weld Neck Flanges Dealer in India
Hastelloy 2.4602 Long Weld Neck Flanges Dimensions Hastelloy Alloy C22 LWNRF Flanges
Wrought Hastelloy C22 Raised Faced Long Weld Neck Flanges ASTM B564 C22 Expander Long Weld Neck Flanges at Best Price
Nickel Alloy NiCr21Mo14W Long Weld Neck Flanges Supplier Suppliers of C22 Hastelloy Alloy Flat Face Long Weld Neck Flange
Hastelloy C22 LWNRF Long Long Weld Neck Flanges Stockist ASTM B564 C22 Alloy Long Weld Neck Flanges
Hastelloy Alloy C22 Long Weld Neck Flanges Supplier in India Hastelloy EN 1092-1 Long Weld Neck Plate Flanges
Hastelloy Alloy C22 DIN 2.4819 LWNRF Flanges Hastelloy 2.4602 Hastelloy Long Weld Neck Flanges Exporter
ASME B16.5 Hastelloy C22 Flat Face Long Weld Neck Flanges ASTM B564 C22 LWNRF Joint Flanges
Hastelloy C22 Long Weld Neck Flanges Hastelloy Alloy C22 Long Weld Neck Joint Flanges
ASTM B564 Alloy C22 Long Weld Neck Flanges ASME SB564 C22 Long Weld Neck Flanges
C22 Nickel Alloy Flat Face Long Weld Neck Flanges ASME SB564 Hastelloy C22 Long Weld Neck Flange
C22 Hastelloy 5K LWNRF Joint Flanges Hastelloy Alloy C22 10K Long Weld Neck Flanges
Hastelloy Alloy C22 Raised Face Long Weld Neck Flanges Wholesaler Hastelloy® Alloy UNS N06022 Long Weld Neck Flanges Supplier
Hastelloy C22 Long Weld Neck Flange Manufacturer Hastelloy Alloy C22 Raised Face Long Weld Neck Flanges
ANSI B16.5 Hastelloy C22 Flat Face Pipe Long Weld Neck Joint Flange Nickel Alloy C22 LWNRF Flanges
2.4602 Hastelloy Alloy Long Weld Neck Flange Hastelloy C22 Long Weld Neck Joint Flanges Stockists
Hastelloy Alloy C22 PN 10 Long Weld Neck Flange C22 PN 16 Hastelloy Raised Face Long Weld Neck Joint Flanges Stockists
Hastelloy C22 Long Weld Neck Flanges ASTM B564 C22 #600 Long Weld Neck Flanges
NiCr21Mo14W Alloy Long Weld Neck Flanges Dealer Hastelloy C22 Long Weld Neck Flanges Stockist
Hastelloy Alloy C22 LWNRF Flange Supplier in Mumbai Hastelloy® Alloy C22 LWNRF Flanges Manufacturer in India

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Melbourne, Australia
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Melbourne, Australia
(Sat - Thursday)
(10am - 05 pm)
Contact us