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The type of forged flange and sealing face for flange
Feb 14, 2017

The type of flange and sealing face for flange

The type of flange

The type of sealing face

 Pressure Class(PN,MPA)

 Plate flange(PL)

Raise Face(RF)

0.25-2.5

Flat Face( FF)

0.25-1.6

Slip on flange(SO)

Raise Face(RF)

0.6-4.0

Flat Face( FF)

0.6-1.6

male and female face (MFM)

1.0-4.0

Tongue and groove face (TG)

1.0-4.0

Welding Neck Flange(WN)

Raise Face(RF)

1.0-25.0

male and female face (MFM)

1.0-16.0

Tongue and groove face (TG)

1.0-16.0

 Ring Joint Face(RTJ)

6.3-25.0

Flat Face( FF)

1.0-1.6

Integral type flange(IF)

Raise Face(RF)

0.6-25.0

male and female face (MFM)

1.0-16.0

Tongue and groove face (TG)

1.0-16.0

 Ring Joint Face(RTJ)

6.3-25.0

Flat Face( FF)

0.6-1.6

Socket Weld Flange(SW)

Raise Face(RF)

1.0-10.0

male and female face (MFM)

1.0-10.0

Tongue and groove face (TG)

1.0-10.0

Thread Flange(Th)

Raise Face(RF)

0.6-4.0

Flat Face( FF)

0.6-1.6

Lap joint Flange(LP)

Raise Face(RF)

0.6-1.6

male and female face (MFM)

1.0-1.6

Tongue and groove face (TG)

1.0-1.6

Blind flange(BL)

Raise Face(RF)

0.25-25.0

male and female face (MFM)

1.0-16.0

Tongue and groove face (TG)

1.0-16.0

 Ring Joint Face(RTJ)

6.3-25.0

Flat Face( FF)

0.25-1.6