Manufacturing standards: ANSI B16.5, GB/T9117.1-2000 - GB/T9117.4-200, (PN series) \ HG20615 HG20592-2009-2009 (Calss series)
Material:
Carbon Steel (Carbon Steel) : ASTM A105, 20 #, Q235, 16 mn, ASTM A350 LF1, LF2 CL1 / CL2, LF3 CL1 / CL2, ASTM A694 F42, F46, F48, F50, F52, F56, the F60, F65, F70
Stainless Steel (Stainess Steel) :
ASTM A182 F304, 304 l, F316, 316 l, 1 cr18ni9ti, 0 cr18ni9ti, 321, 18-8;
Alloy Steel, Alloy Steel) : ASTM, F5a A182 F1, F9, F11, F12, making, F91 and A182F12, A182F11, 16 MNR, Cr5Mo, 12 cr1mov, 15 crmo, 12 cr2mo1, A335P22, St45.8 / Ⅲ, 35 crmo 45 crmov, etc
Sealing surface forms: tu (RF), concave and convex surface (MFM), the grooved surface (TG), RTJ (R)
At present our products are mainly export to Korea,Japan,Italy,America ,Southeast Asia and any other countries and areas for more than ten years.
The
carbon steel flange quality is obtained high reputation from the customers.And we have obtained the Certificate of TUV ISO 9001:2008 Quality System .
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