Haihao Group can produce all types flanges,such as slip on flange(SO),blind flange,weld neck flange,threaded flange,socket weld flange,lap joint flange,orifice flange,specific flange and so on.We supply the products according to standard ANSI,ASME,BS,DIN,EN,JIS,GOST or as per clients’ requirements.
There are the specifications of slip on flange:
The size of flange products in Haihao Group: 1/2″-92″;DN15-DN4800
The pressure of flanges products in Haihao Group:
Class 150LBS,300LBS,600LBS,900LBS,1500LBS,2500LBS; PN6,PN10,PN16,PN20,PN25,PN40,PN63,PN100; 5K,10K,16K,20K,30K,40K,63K.
The standard of slip on flange in Haihao Group:
ANSI/ASME B16.5,BS 4504,EN 1092,JIS B2220 etc
The materials of slip on flanges:
Carbon steel: ASTM A105, A181, ASTM A516 GR.60, GR.70, ASTM A694 F42, F46, F52, F56, F60, F65, F70, ST37, ST45.8, C22.8, S235, S235JRG2, P235GH, P245GH, P250GH, P265GH, P355GH, S355J2, 16MN, 20MN, Q235, 20#, CT20, SS400.
Stainless steel: ASTM A182 F304, F304L, F316, F316L, F321, F321H, F304H, F316H, F347H, 1.4301, 1.4306, 1.4401, 1.4404, 1.4541, 1.4571, SUS304, SUS316.
Alloy Steel: ASTM A350 LF2, CL1/CL2, ASTM A182 F5, F9, F11, F12, F22, F91.
Duplex Steel: S31803 / F51 / S32205 / F60 / 1.4462
Super Duplex: S32750 / F53 / 1.4410 / S32760 / F55 / 1.4501
Hebei Haihao put quality and reputation on the first position.We established a laboratory of quality inspection with the Supervision Bureau of Quality and Technology of China,get the first “famous brand” for pipe fittings in Hebei.Haihao Group has been type approved by world-class notified bodies.If you have any questions about our products,please contact us!