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Class 300 ANSI OS&Y stem gate valve (Z41H-300LB)
Class 300 ANSI OS&Y stem gate valve (Z41H-300LB)
Technical Data
1、Design : API 600
2、Face to face : ASME B16.10
3、Flanges : ASME B16.5
4、Inspection and test : API 598
1、Design : API 600
2、Face to face : ASME B16.10
3、Flanges : ASME B16.5
4、Inspection and test : API 598
Part & Materials:
| NO | Name | Material |
| 1 | Body | WCB |
| 2 | Wedge | WCB |
| 3 | Stem | SS304(1Cr13) |
| 4 | Body Gasket | SS304+Graphite |
| 5 | Bolt | A193 B7 |
| 6 | Nut | A194 2H |
| 7 | Bonnet | WCB |
| 8 | Packing | Graphite |
| 9 | Split Pin | Steel |
| 10 | Pin | Steel |
| 11 | Washer | Steel |
| 12 | Gland Follower Bolt | A193 B7 |
| 13 | Packing Gland | SS304(1Cr13) |
| 14 | Gland Flange | WCB |
| 15 | Nut | A194 2H |
| 16 | Yoke Bushing | Cast Bronze |
| 17 | Grease Nipple | Brass |
| 18 | Yoke Bushing Nut | Ductile Iron |
| 19 | Handwheel | Ductile Iron |
| 20 | Handwheel Nut | Ductile Iron |
| 21 | Screw | Steel |
Dimensions(mm)：
| DN | L | D | D1 | D2 | b | n-do | Do | H | Weight(kg) | |
| 50 | 2” | 216 | 165 | 127 | 92.1 | 22.2 | 8-19 | 196 | 343 | 23 |
| 65 | 21/2” | 241 | 190 | 149.2 | 104.8 | 25.4 | 8-22 | 250 | 378 | 35 |
| 80 | 3” | 282 | 210 | 168.3 | 127 | 28.6 | 8-22 | 250 | 428 | 50 |
| 100 | 4” | 305 | 255 | 200 | 157.2 | 31.8 | 8-22 | 250 | 494 | 71 |
| 125 | 5” | 381 | 280 | 235 | 185.7 | 35 | 8-22 | 350 | 586 | 144 |
| 150 | 6” | 403 | 320 | 269.9 | 215.9 | 36.6 | 12-22 | 350 | 625 | 209 |
| 200 | 8” | 419 | 380 | 330.2 | 269.9 | 41.3 | 12-26 | 390 | 780 | 322 |
| 250 | 10” | 457 | 445 | 387.4 | 323.8 | 47.7 | 16-29 | 450 | 910 | 482 |
| 300 | 12” | 502 | 520 | 450.8 | 381 | 50.8 | 16-32 | 500 | 1058 | 683 |
