Sealing face type

Nominal pressure PN,MPa(bar)

0.25 0.6 1.0 1.6 2.5
Raised face(RF) DN10~2000 DN10~600
Full plain face(FF) DN10~600
Note: Customer’s demands about products are considered.
Slip on steel pipe flange of plate type

Sealing face type 

Nominal pressure PN,MPa(bar) 

0.6 1.0 1.6 2.5 4.0
Raised face(RF) DN10~600 
Male and female(MFM) DN10~600 
Tenon groove face(TG) DN10~600
Full plain face(FF) DN10-300 DN10~600 -
Note: Customer’s demands about products are considered.
Slip on steel pipe flange with neck


Sealing face type

Nominal pressure PN,MPa(bar)

1.0 1.6 2.5 4.0 6.3 10.0 16.0 25.0
Raised face(RF) DN10-2000 DN10-1000 DN10-600 DN10~400  DN10~300 DN10~250
Male and female(MFM) DN10~600  DN10~400 DN10~300 -
Tenon groove face(TG) DN10~600 DN10~400 DN10~300 -
Full plain face(FF) DN10-2000 -
Ring jointing face(RJ) - DN15~400 DN15~300 DN15~250 
Note: Customer’s demands about products are considered.
Butt-weld slip on steel pipe flange with neck

Sealing face type

Nominal pressure PN,MPa(bar)

0.25 0.6 1.0 1.6 2.5 4.0 6.3 10.0 16.0 25.0
Raised face(RF) DN10~2000 DN10~1200 DN10~600  DN10~400  DN10~300 
Male and female(MFM) - DN10~600 DN10~400 DN10~300 -
Tenon groove face(TG) - DN10~600 DN10~400 DN10~300 -
Full plain face(FF) DN10-600 DN10~1200  -
Ring jointing face(RJ)  - DN15~400 DN15~300
Note: Customer’s demands about products are considered.
Steel blind flange
Nominal pressure
PN0.6MPa-1.6MPa
Nominal diameter DN10~600
Note: Customer’s demands about products are considered.
Raised face slip on steel pipe flange
Flange tubesheet matched with pressure vessel
Insulating flange
Shanghai Haiwo High pressure Pipe Fittings Develop Co .,Ltd
Add:No.699, Pu Wei road, Fengxian District, Shanghai E-mail:webmaster@haiwo.cn
电话:021-56946011 56371010 56616442 56948849 传真:021-56946012