High Platform Floating Ball Valve
Nominal pressure: PN1.6-42MPa, ANSI 150-2500 LB
Nominal diameter (mm): DN15-DN1000
Connection Type: Flange, Thread, Butt welding, Socket welding
Body material: ASTM A352 LCB, ASTM A216 WCB, ASTM A351 CF8, ASTM A351 CF8M, ASTM A351 CF3, ASTM A351 CF3M
Valve seat form: Soft seat, metal seat (hardened sealing surface)
Proper temperature:
Soft seat: -20 - + 200℃
Metal seat: -196 - + 400℃
Leakage level: ANSI VI
Design standards: GB/T 12237, ASME B16.34
Structure length: GB/T 12221, ASME B16.10
Testing standards: GB/T 13927, API 598
Operation method: Manual, pneumatic, electric, etc.
Optional: Anti-static design, fire protection design, oil-free treatment, Copper
Prohibition, Spherical special treatment, Customers request painting
Main parts materials
PART NAME |
MATERIAL |
Body |
ASTM A216 WCB, ASTM A351 CF8, ASTM A351 CF8M, ASTM A351 CF3M |
Bonnet |
ASTM A216 WCB, ASTM A351 CF8, ASTM A351 CF8M, ASTM A351 CF3M |
Ball body |
SS 304, SS 316, SS316L, SS 316L + STL |
Seat |
PTFE, PPL, Metal seal, etc. |
Stem |
SS 304, SS 316, SS 316L, 17-4PH, S20910 |
Middle head gasket |
PTFE, PPL, Metal gasket |
Inverted seal |
PTFE, PPL, Stainless steel spiral graphite |
O-ring |
VITON |
Filler |
PTFE, PPL, Flexible graphite |
Filling clamping ring |
SS 304 |
Butterfly spring |
SS 304 |
NUT |
2H, SS 304 |
Gland of valve |
ASTM A351 CF8 |
Screw |
B7, SS 304 |
NUT |
2H, SS304 |
Screw |
B7, SS 304 |