API stainless steel ball valve
API stainless steel ball valveAPI carbon steel ball valve
Model:Q41F-150LB
1. DN:15-200mm
PN:150LB/300LB/900LB etc
2. Medium:water gas and oil ect.
3. Temp.:+10~150.
PS: Product parameters can be customer ordered, the above parameters for reference only.
| Nominal Pressure |
Strength test |
Water-seal test |
Gas seal test |
|||
|
MPa |
Lbf/in2 |
MPa |
Lbf/in2 |
MPa |
Lbf/in2 |
|
|
150 |
3.1 |
450 |
2.2 |
315 |
0.5~0.7 |
60~100 |
|
300 |
7.8 |
1125 |
5.6 |
815 |
||
|
600 |
15.3 |
2225 |
11.2 |
1630 |
||
|
900 |
23.1 |
3350 |
16.8 |
2440 |
||
|
1500 |
38.4 |
5575 |
28.1 |
4080 |
||
|
2500 |
64.6 |
9367 |
47.4 |
6873 |
||
Main parts and
materials and performance.
|
No. |
Parts Name |
Carbon steel series |
Stainless steel series |
Cryogenic steel series |
Sulphur resistant series |
|
|
Carbon steel series |
Stainless steel series |
|||||
|
1 |
Body |
A216 WCB |
A351-CF8,CF8M,CF3,CF3M |
A352 LCB,LCC |
GB/T 12229 A216 WCB |
A351 CF8M |
|
2 |
Seat |
PTFE,RPTFE,Sintering carbon fibre,Metal+Rubber groupware |
||||
|
3 |
Ball |
A105+ HCr/ENP |
A351-CF8,CF8M,CF3,CF3M |
A352 LCB,LCC+ENP |
A105+HCr/ENP |
A351 CF8M+ENP |
|
4 |
Spring |
INCONEL 750 |
||||
|
5 |
Stud Bolt |
A193 B7 |
A193 B8,B8M |
A320 L7 |
A193 B7M |
A193 B8M |
|
6 |
Gasket |
Flexible graphite+Stainless steel |
||||
|
7 |
Nut |
A194 2H |
A194 8M |
A194 4 |
A194 2HM |
A194 8M |
|
8 |
Bonnet |
A216 WCB |
A351-CF8,CF8M,CF3,CF3M |
A352 LCB,LCC |
GB/T 12229 A216 WCB |
A351 CF8M |
|
9 |
Stem |
A182 F6a |
A182 F304/316 |
A182 F6a |
A182 F304 |
A182 F316 |
|
10 |
Bush |
Metal+PTFE; Sintering carbon fibre |
||||
|
11 |
Packing Gasket |
A182 F6a |
A182 F6a |
A182 F6a |
||
|
12 |
Packing |
Flexible graphite,PTFE |
||||
|
13 |
Packing Gland |
A216 WCB |
A351-CF8,CF8M |
A351-CF8 |
GB/T 12229 A216 WCB |
A351 CF8M |
|
14 |
Screw |
A193 B7 |
A193 B8,B8M |
A320 L7 |
A193 B7M |
A193 B8M |
|
15 |
Positioner |
GB/T 700 Q235A+Zn(Cr) |
||||
|
16 |
Handle |
A216 WCB |
||||
|
17 |
Hold Ring |
GB/T 1222 65Mn |
||||
