| Class 800/900/1500 |
| | Body material available in F304、F316、F304L、F316L、F11、F22、F5 |
| | Construction Features | - Presure-seal Cover
- Socket welding ends and butt-welding ends
- Piston type disc
- Integral HF seat
| | | Butt-Welding Ends(BW) | | Standards | - Socket welding ends:ASME B16.11
- Butt-welding ends:ASME B16.25
- Basic design:ASME B16.34、API602、BS 5352
- Inspection and test :API 598
| | Parts List | | No: | Part Name | Material | | 1 | Body | ASTM A105N+13Cr | | 2 | Disc | ASTM A276 420 | | 3 | Stem | ASTM A276 410 | | 4 | Gasket | 304SS Spiral Wound w/Graphite | | 5 | Bolt | ASTM A193 Gr.B7 | | 17 | Packing | Graphite |
| | Dimensions & Weights | | | Size(in.) | Dim.(mm) | Wt.(Kg) | | Conv. | Std. | d | L | H | D | BB | WB | | 1/2 | 3/8 | 1.0 | 111 | 207 | 180 | 3.7 | 3.4 | | 3/4 | 1/2 | 13.0 | 111 | 207 | 180 | 3.6 | 3.3 | | 1 | 3/4 | 17.0 | 120 | 240 | 180 | 6.8 | 6.0 | | 1-1/4 | 1 | 23.0 | 152 | 258 | 200 | 7.6 | 5.6 | | 1-1/2 | 1-1/4 | 30.0 | 172 | 330 | 250 | 11.6 | 10.3 | | 2 | 1-1/2 | 38.0 | 200 | 355 | 300 | 15.0 | 14.2 |
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