No.

Part

Material

1

Body

Cast Iron / Ductile Iron / Cast Steel

2

Disc

Ductile Iron with NBR/EPDM

3

Bolt

Carbonized treatment

4

Gasket

Buna-N rubber or EPDM

5

Cover

Cast Iron / Ductile Iron / Cast Steel

6

Stem

Stainless Steel

7

O-Ring

Buna-N rubber

8

Thrust Bearing

Gunmetals

9

Bolt

Carbon steel or alloy

10

Gland

Ductile Iron / Cat Steel

11

Gasket

Buna-N rubber (dust proof)

12

Handwheel

Ductile Iron

Dimensions/Size (mm)

DN

500

600

700

800

900

1000

1200

L

457

508

660

720

780

840

960

H min

1480

1665

2200

2800

2800

3000

3000

H max

1650

1900

2350

2950

2950

3150

3150

H AC

electric acuator according to client’s requirement