Garg Steel Tube Company Logo Garg Steel Tube Co.
Expanding Flange

Expanding Flange

Garg Steel Tube Company offers high-quality Expanding Flanges engineered for seamless pipe expansion and secure connections in critical piping systems. These flanges are designed to accommodate thermal expansion, pressure variations, and mechanical stresses, ensuring system stability and leak-free performance. Widely used in industries such as oil & gas, petrochemical, power generation, and water treatment, our Expanding Flanges are manufactured from premium materials and conform to international standards. Each flange delivers durability, precise alignment, and long-term reliability, making them an essential solution for flexible and resilient piping infrastructure.

Enquire Now

Standard Specifications of Expanding Flange

Standards / Dimensions ANSI B16.5, ANSI B16.47 Series A & B, ASA, API-605, MSS SP44, AWWA, Custom Drawings
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 DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673
BS Standards BS4504 , BS4504, BS1560, BS10
Class / Pressure Rating 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc.

Material & Grades of Expanding Flange

Stainless Steel

ASTM/ASME A/SA182:- F304, F304L, F316, F316L, ASTM/ASME A/SA351:- CF3, CF3M, CF8, CF8M, DIN 1.4306, DIN 1.4301, DIN 1.4404, DIN 1.4401, DIN 1.4408, DIN 1.4308, DIN 1.4306, DIN 1.4409

Duplex & Super Duplex Steel

S31803 / S32205 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61 & ASTM / ASME A/SA 182, A240 F 44, F 45, F51, F 53, F 55, F 60, F 61

Carbon Steel

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

Low Temperature Carbon Steel

ASTM A350 LF2, LF3

Alloy Steel

AASTM / 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)