1:Conforms to MSS SP-70 2:Flange drilled to ANSI 16.1(125LB/150LB) 3:WIth CE ISO certificate
BW5022M-RF cast iron NRS gate valve
1. Design and Manufacture Conform to MSS SP-70
2. Flange dimensions Conform to ANSI B16.1(1251b)
3. Face to Face dimensions Conform to ANSI B16.10(1251b)
4. Testing Conform to MSS SP-70
5. It can be operated with bevel gear according to customer’s requirement.
6. Suitable media: water, oil, gas
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 |
16 | Packing Gland | Cast Brass | ASTM B16 |
17 | Handwheel | Cast Iron | ASTM A126 CLASS B |
18 | Identification Plate | Aluminium |
|
19 | Washer | Steel | ASTM A307 B |
20 | Gland Follower Nuts | Steel | ASTM A307 B |
BW5022M-RF cast iron NRS gate valve
