Long welding neck flanges of 4'' in 347H 

We are specialist in forged flanges, rings, discs and special forgings.

Our Flanges have various dimension standards such as ANSI B 16.5, B 16.1, B 16.47 Series 'A' and 'B', MSS SP-44, 10K, 16K, EN/DIN, JISSK and BS 4504 and can also be designed as per the specifications of our clients. These feature varied pressure rating that ranges from 150 to 2500 lbs. We manufacture flanges in compliance with the international norms and standards in various grades.      

Dimensions:

Flanges, rings, discs and special forgings:
- dimensions from 1/2'' till 120'' 
- dimensions from DN15 till DN3000 
- pressure from 150 lbs, 300 lbs, 600 lbs, 900 lbs, 1500 lbs till 2500 lbs 
- pressure from PN2,5, PN6, PN10, PN16, PN25, PN40, PN63 (PN64), PN100, PN160, PN250, PN320 till PN400    

Qualities:

ASTM / UNS: 304, 304L, 316, 316L, 321, 316Ti, 304H, 321H, 316H, 347, 347H, 317, 317L, 310(S), 309(S), 314,
316LMo, 410, 446, duplex S31803 / F51, superduplex S32750 and S32760 / F53 / F55, 904L, 6Mo / S31254 / F44
/ 254SMO, F60, A105, A106B, A106C, A350 LF2, A350 LF3, A335 P11 (F11), A335 P12 (F12 / 1.7335 /13CrMo44), 
A335 P22 (F22), A335 P91 (F91), A335 P92 (F92), WB36 (1.6368 / 15NiCuMoNb5-6-4), C22.8 (1.0460),
20SiMn2MoVA, 34CrNiMo6, 12Cr1MoV, A222 Gr2, 16Mn, 16MnD, 15CrMo

DIN /EN: 1.4301, 1.4306, 1.4307, 1.4401, 1.4404, 1.4541, 1.4571, 1.4948, 1.4878, 1.4919, 1.4550, 1.4449, 1.4438,
1.4828, 1.4833, 1.4841, 1.4435, 1.4436, 1.4006, 1.4749, 1.4462, 1.4410, 1.4501, 1.4539, 1.4547, 1.4529

Nickel 200 (UNS N02200), monel 400 (N04400), inconel 600 (N06600), inconel 625 (N06625), incoloy 800 (N08800),
incoloy 825 (N08825), hastelloy C276, hastelloy C22, alloy 20 (N08020), alloy 28 (N08028), titanium grade 1, 
titanium grade 2, titanium grade 5, curponickel and zirconium, tantalum.