Cast Iron Gate Valve:
1. Suitable media: water, oil, gas.
2. Design and Manufacture Conform to MSS SP-70.
3. Flange dimensions Conform to ANSI B16.1(1251b).
4. Face to Face dimensions Conform to ANSI B16.10(1251b).
5. It can be equipped with open and close position indicator.
6. It can be operated with bevel gear according to customer’s requirement.
No.
|
Part
|
Material
|
Chinese standard
|
1
|
Body
|
Cast Iron
|
ASTM A126 CLASS B
|
2
|
Seat Rings
|
Cast Bronze
|
ASTM B62
|
3
|
Wedge Face Rings
|
Cast Bronze
|
ASTM B62
|
4
|
Wedge
|
Cast Iron
|
ASTM A126 CLASS B
|
5
|
Yoke Bushing
|
Cast Bronze
|
ASTM B62
|
6
|
Stem
|
Brass
|
ASTM B16
|
7
|
Body Gasket
|
Graphite
|
|
8
|
Bolts
|
Steel
|
ASTM A307 B
|
9
|
Nuts
|
Steel
|
ASTM A307 B
|
10
|
Bonnet
|
Cast Iron
|
ASTM A126 CLASS B
|
11
|
Gland Follower Bolts
|
Steel
|
ASTM A307 B
|
12
|
Stuffing Box Gasket
|
Graphite
|
|
13
|
Stuffing Box
|
Cast Iron
|
ASTM A126 CLASS B
|
14
|
Packing
|
Graphite
|
|
15
|
Gland Follower
|
Ductile Iron
|
ASTM A126 CLASS B
|