Ductile Iron
BF Series Rubber Seated
Sizes: 2" - 48"
Body: Ductile Iron
Disc: Ductile Iron Nickle Plated, Ductile Iron Nylon 11, CF8M Stainless Steel, Aluminum Bronze
Stem: 416 S.S. Heat Treated
Resilient Seat: EPDM, NBR, VITON with vulcanization/ back-up
Actuation Options: Worm Gear, Lever, Pneumatic, Electric
Pressure Ratings:2"– 12" 230psi,14"– 48" 150psi
Design and Manufacture Conform to EN 593、 API609
Flange dimensions Conform to EN 1092-2 PN10
Face to Face dimensions Conform to EN558-1
Topwork's dimensions Conform to ISO5211
Testing Conform to API598、EN12266-1
MATERIALS OF PARTS
|
Number |
Part Name |
Material |
|
1 |
Body |
ASTM A536 65-45-12/ASTM A126 B |
|
2 |
Long bushing |
PTFE |
|
3 |
Shaft |
SS410/SS304 |
|
4 |
Seat |
NBR/EPDM/VITON |
|
5 |
Disc |
DI+NI,CF8/CF8M,C954/C958 |
|
6 |
Taper pins |
SS416/SS316 |
|
7 |
Short bushing |
PTFE |
|
8 |
O-ring |
NBR/EPDM |
|
9 |
Key |
STEEL |
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