Steel pipe flanges series
Flange/Blind production standard:
GB/T9112~9124-2000 JB/T81-94 ~JB/T86-94 HG/T20593-20635-2009 SH3406-96 GB/T2506-2005 GB10745-89 GBT4450-95 HG/T 21514~21535-2005 GD2000 GD87 ASME B16.5 ASME B16.47 JIS B2220 DIN2527~DIN2642 BS4504 BS10 ISO7005-1 EN1092.1
Flange/Blind Material:
Stainless steel flange/flange Blind material :304 321 304L 316 316L
Alloy steel flange/Blind material:16Mn Q345 12Cr1MoV 15VrMo 10CrMo910 F11 F22 F91
Carbon steel flange/Blind material:20# Q235 A234 WPB
Flange/Blind pressure level:
Bar:PN2.5 PN6 PN10 PN16 PN25 PN40 PN63 PN100 PN160
Mpa:PN0.25 PN0.6 PN 1.0 PN1.6 PN2.5 PN4.0 PN6.3 PN10.0 PN16.0 PN2.0 PN5.0 PN11.0 PN15.0 PN26.0 PN42.0
class:150LB 300LB 600LB 900LB 1500LB 2500LB
Flange/Blind type :
1.PL SO WN SW TH PJ/RJ PJ/SE LF/SE
2.FF RF M FM T G RJ(RTJ)
Flange/ Blind Size:
1/2"-80"
DN15-DN2000