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Welding Neck Flange

Welding Neck Flange

Garg Steel Tube Company manufactures premium Welding Neck Flanges engineered for demanding industrial applications across sectors such as petroleum, chemical processing, hydraulics, food processing, and power generation. Designed to perform reliably under high pressure and extreme temperatures, our flanges are produced using advanced manufacturing techniques and comply with international quality standards. Each Welding Neck Flange is precision-crafted to ensure superior strength, smooth stress distribution, and long-term durability in critical piping systems. Backed by decades of manufacturing expertise, Garg Steel Tube Company delivers dependable flange solutions tailored to meet diverse project and export requirements worldwide.

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Standard Specifications of Welding Neck Flange

Standards / Dimensions ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS10, EN-1092, DIN, BS, GOST, MSS SP-44, ISO 70051, JIS B2220, BS1560-3.1, API 7S-15, API 7S-43, API 605
Size Range ½″ (15 NB) to 48″ (1200 NB)
Flange Face / Connection Type Flat Face Flange (FF), Raised Face Flange (RF), Ring Joint Flange (RTJ), Lap Joint Flange, Male and Female Flange (M&F), Large and Small Tongue-and-Groove Flange (T&G)
DIN ANSI B16.5, ANSI B16.47 Series A & B, ASA, API-605, MSS SP44, AWWA, Custom Drawings
BS Standards BS4504 , BS4504, BS1560, BS10
Class / Pressure Rating 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64

Material & Grades of Welding Neck Flange

Stainless Steel

ASTM / ASME 201, 202, 301, 304, 304L, 310, 310S, 316L, 316Ti, 317, 317L, 321, 347, 409, 409M, 409L, 410, 410S, 420, 430, 431, 441, 444, 446, 17.4PH, 904L

Duplex & Super Duplex Steel

S31803, S32205, S32750, S32760<br> ASTM A182 Grades F51, F52, F53, F54, F55, F57, F59, F60, F61

Carbon Steel

ASTM/ASME A/SA105 A/SA105N and A/SA216-WCB, DIN 1.0460, DIN 1.0402, DIN 1.0619, Die Steel, ASTM A105 / ASME SA105, A105N, ASTM A350 LF2 / ASME SA350, CS High Yield ASTM A694 / A694 (F52, F56, F60, F65, F70, F80)

Low Temperature Carbon Steel

ASTM A350, LF2, LF3

Alloy Steel

ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91

Nickel Alloy

Nickel 200 (UNS No. N02200), Nickel 201 (UNS No. N02201), Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500), Inconel 800 (UNS No. N08800), Inconel 825 (UNS No. N08825), Inconel 600 (UNS No. N06600), Inconel 625 (UNS No. N06625), Inconel 601 (UNS No. N06601), Hastelloy C 276 (UNS No. N10276), Alloy 20 (UNS No. N08020), Titanium (Grade I & II)