Female threaded and socket welded gate valve
Application standards
1、Design and manufacture conform to API602、BS5352、ANSI B16.34；
2、Connection ends conform to
1）Socket welded dimension conform to ANSI B16.11；JB/T1751
2）Screw ends dimension conform to ANSI B1.20.1；JB/T7306
3）Butt-welded conform to ANSI B16.25；JB/T12224
4）Flanged ends conform to ANSI B16.5；JB79
3、Test and inspection conform to；API 598；GB/T13927；JB/T9092
4、Structure features：
Bolted bonnet，outside screw and yoke
Welded bonne，outside screw and yoke
5、Materials conform to ANIS/ASTM
6、Main materials:A105；LF2 F5；F11；F22；304（L）；316（L）；F347；F321；F51；Monel；20 Alloy
Carbon steel temperature-pressure rate
CL150-285 P.S.I@100 °F
CL300-740 P.S.I@100 °F
CL600-1480 P.S.I@100 °F
CL800-1975 P.S.I@100 °F
CL1500-3705 P.S.I@100 °F
Main part materials list
| NO. | Part name | A105/F6a | A105/F6aHFS | LF2/304 | F11/F6aHF | F304(L)/304(L) | F316(L)/316(L) | F51/F51 |
| 1 | Body | A105 | A105 | LF2 | F11 | F304(L) | F316(L) | F51 |
| 2 | Seat | 410 | 410HF | 304 | 410HF | 304(L) | 316(L) | F51 |
| 3 | Wedge | F6a | F6a | F304 | F6aHF | F304(L) | F316(L) | F51 |
| 4 | Stem | 410 | 410 | 304 | 410 | 304(L) | 316(L) | F51 |
| 5 | Gasket | 304+Flexible graphite | 304+Flexible graphite | 304+Flexible graphite | 304+Flexible graphite | 304+Flexible graphite | 316+Flexible graphite | 316+Flexible graphite |
| 6 | Bonnet | A105 | A105 | LF2 | F11 | F304(L) | F316(L) | F51 |
| 7 | Bolt | B7 | B7 | L7 | B16 | B8(M) | B8(M) | B8M |
| 8 | Pin | 410 | 410 | 410 | 410 | 304 | 304 | 304 |
| 9 | Gland | 410 | 410 | 304 | 410 | 304 | 316 | F51 |
| 10 | Gland yebolt | B7 | B7 | L7 | B16 | B8(M) | B8(M) | B8M |
| 11 | Gland flange | A105 | A105 | LF2 | F11 | F304 | F304 | F304 |
| 12 | Hex nut | 2H | 2H | 2H | 2H | 8(M) | 8(M) | 8M |
| 13 | Stem nut | 410 | 410 | 410 | 410 | 410 | 410 | 410 |
| 14 | Locking nut | 35 | 35 | 35 | 35 | 35 | 35 | 35 |
| 15 | Nameplate | AL | AL | AL | AL | AL | AL | AL |
| 16 | Handwheel | A197 | A197 | A197 | A197 | A197 | A197 | A197 |
| 17 | Librucating gasket | 410 | 410 | 410 | 410 | 410 | 410 | 410 |
| 18 | Packing | Graphite | Graphite | Graphite | Graphite | Graphite | Graphite | Graphite |
