Standard Material Specification
| NO. |
Part Name |
CS to ASTM |
AS to ASTM |
SS to ASTM |
| A105 |
F22 |
F304(L) |
F316(L) |
| 1 |
Body |
A105 |
A182F22 |
A182F304(L) |
A182F316(L) |
| 2 |
Seat |
A276420 |
A276304 |
A276304(L) |
A276316(L) |
| 3 |
Wedge |
A182F430&410 |
A182F304 |
A182F304(L) |
A182F316(L) |
| 4 |
Stem |
A182F6 |
A182F304 |
A182F304(L) |
A182F316(L) |
| 5 |
Pressure Seat |
A105 |
A182F304 |
A182F304(L) |
F316(L) |
| 6 |
Pressure Ring |
A216 304L |
A276316L |
| 7 |
Bonnet |
A105 |
A182F22 |
A182F304(L) |
A182F316(L) |
| 8 |
Gland Eyebold |
A193B7 |
A193B16 |
A193B8(M) |
| 9 |
Pin |
A276F420 |
A182F304(L) |
| 10 |
Stem Packing |
Flexible Graphite |
PTFE |
| 11 |
P.S.Lock Nut |
A1942H |
A1944 |
A1948 |
A1948M |
| 12 |
Gland |
A276F420 |
A182F304 |
| 13 |
Gland Flange |
A216WCB |
A182F304 |
| 14 |
Nut |
A1942H |
A1944 |
A1948 |
A1948M |
| 15 |
Yoke Nut |
A276-410 |
| 16 |
Retaining nut |
A1942H |
A1944 |
A1948 |
A1948M |
| 17 |
Handwheel |
A197 |
| 18 |
H.W.Lock Nut |
A1942H |
A1944 |
A1948 |
A1948M |
| 19 |
oil Cup |
Brass |
| Suitable Medium |
W.O.G.etc |
W.O.G.etc |
HNO 3 ,CH 3 OOH etc |
| Suitable Temperature |
?29??425? |
?29??550? |
?29??200? |
Note: Other materials are available upon request.
CS=Carbon Steel; AS=Alloy Steel; SS=Stainless Steel.
Dimension (mm) and Weight (Kg)
| NPS |
1/2" |
3/4" |
1" |
11/4" |
11/2" |
2" |
| L |
900Lb-150Lb |
140 |
140 |
140 |
178 |
178 |
216 |
| 2500Lb |
186 |
186 |
186 |
232 |
232 |
279 |
| H(open) |
321 |
321 |
321 |
380 |
414 |
502 |
| W |
160 |
160 |
180 |
200 |
250 |
280 |
Weight
(kgs) |
900LB-1500LB |
11.5 |
10.8 |
10.5 |
19.6 |
21.0 |
55.4 |
| 2500LB |
12.3 |
11.6 |
10.8 |
26.0 |
28.4 |
60.0 | |
Chinese 
