ASTM A105,A350LF2,F5,F9,F11,F22 DIN ST37.2 ASTM A182-F304,F304L,F316,F316L,F321,F51,F53,F55,F60,F904L,Alloy 825,Alloy625

1/2"-60" Carbon Steel Welding Neck Flange, Stainless Steel Flange, WN,PL,BL,LJ,SW,TH,SO RTJ Flange.   

Market: European market, Japan, Korea, Iran, UAE, American South America.     

1)Materials:      

   ASTM A105, DIN ST37.2, ASTM A182-F304, F304L, F316, F316L, Q235, 20#    

  20Mn,16Mn.         

2)Standard:    

   ANSI B16.5, B16.47, MSS SP-44, API, DIN, JIS, HG, GB, JB etc.  

3)Rating:       

   ANSI 150LBS~2500LBS

   DIN PN6~PN16

   JIS 5K~30K

   HG PN0.25~PN25   

   PN 2.0~PN 42.0   

4)Specification:   

   From 1/2" TO 60"    

   Special design available

5) Applications range: for use in the petroleum, boiler heat exchanger, and other fields