Standard: DIN,EN1092-1, ANSI/ASME, BS4504, JIS, UNI, NS
Type: Welding-neck, slip-on, blind, socket-weld,screwed,lap-joint, long welding-neck
Pressure class:150LB to 2500lb
Size: From 0.5” to 80”

Carbone steel: A105, S355J2G3, St 52.3,SA266 GR.2/ GR.4, A350 LF2
Stainless steel: F304L, F316L, F316Ti, F321, F347, 1.4301,1.4307,1.4404,1.4571.1.4541
Alloy steel: A694 GR.F52 / F60 / F65 / F70, P355NH , P245 GH, P250 GH, P285 GH

Duplex steel: SA182 F51, F53, F55,

Our company is ISO 9001:2000 ceritfied, all flanges are manufactured according to International Standards or specifications of customers’, quality controled strictly by advanced test equipments.

Third party inspection and UT & PT & MT tests can be done according to customers’ request.