STEEL PIPE FLANGES MANUFACTURER 

In addition to our wide range of standard products in compliance with DIN, EN, NF, BS, ASME/ANSI or API, we manufacture and deliver special parts according to customer specification. Whether you need machined flanges or fittings, – we provide the individually designed solution.

We are supplying steel pipe flanges and steel pipe fittings to domestic and international end-users, contractors (EPC) and trading companies for Oil & Gas, Chemical & Petrochemical, Power Plant and offshore platform.

Type of Flanges Manufacture :

Threaded Flange | Lap Joint Flange | Nozzle | Blind Flange | Socket Weld Flange | Orifice Flange | Slip On Flange | Spectacle Blind | Weld Neck Flange | Long Weld Neck Flange

ASTM Standard

• Carbon Steel: ASTM A105, A350 LF1, LF2, A266, A694, A765 Gr2 
• Alloy Steel: ASTM A182 F1, F5, F9, F11, F12, F22, F51, A350- LF3 
• Stainless Steel: ASTM A182 F304, 304L, F316, 316L, F310, F317L, F321, F347 
• Duplex Stainless Steel: ASTM  A 182 F 44, F 45, F51, F 53, F 55, F 60, F 61

ANSI | ASME Standard

• B16.5 | B16.47

Please contact us if you have any query about our products. EMAIL to otg@otgfitting.com