ast steel globe valves are VERVO designed and manufactured to provide maximum service life and dependability. All gate valves are full ported and meet the design requirements of American Petroleum Institute standard API600&API 6D,British standard BS1414 & BS EN 1984 and generally, conform to American Society of Mechanical Engineers standard ASME B16.34. Valves are available in a complete range of body/ bonnet materials and trims.
Material:
WCB,LCB,WC6,WC9,CF8,CF8M,CF3,CF3M,CF8C,CN7M
| No | Part Name | Carbon Steel | 1-1/4Cr - 1/2Mo | 18Cr-9Ni-2Mo |
|---|---|---|---|---|
| 1 | Body | A216-WCB | A217-WC6 | A351-CF8M |
| 2 | Yoke | A216-WCB | A217-WC6 | A351-CF8M |
| 3 | Disc | A216-WCB+HF | A217-WC6+HF | A351-CF8M + HF |
| 4 | Stem | A182-F6a | CR-MO-V | A182-316 |
| 5 | Seat Ring | A105+HF | A182-F11+HF | A240-316+HF |
| 6 | Bonnet | A105 | A182-F11 | A240-316 |
| 7 | Bonnet Gasket1) | Steel Ring | 304SS Ring | 316SS Ring |
| 8 | Adapter Ring | Carbon Steel | A276-420 | A276-316 |
| 9 | Retainer | Carbon Steel | A276-420 | A276-316 |
| 10 | Yoke Cap | Carbon Steel | Alloy Steel | Stainless Steel |
| 11 | Bonnet Stud | A193-B7 | A193-B16 | A193-B8M |
| 12 | Bonnet Stud Nut | A194-2H | A194-7 | A194-8M |
| 13 | Racking | Graphite | ||
| 14 | Gland | A276-420 | A276-304 | A276-316L |
| 15 | Gland Flange | A216-WCB | A217-WC6 | A351-CF8M |
| 16 | Eyebolt Pin | Carbon Steel | A276-420 | A276-316 |
| 17 | Eyebolt | Carbon Steel | A193-B7 | A193-B8 |
| 18 | Eyebolt Nut | Carbon Steel | A194-2H | A194-8 |
| 19 | Grease Fitting | Brass+Steel | ||
| 20 | Yokesleeve | Aluminum-Bronze2) | ||
| 21 | Yokesleeve Jam Nut | Carbon Steel | Stainless Steel | |
| 22 | Handwheel | Malleable Iron | ||
| 23 | Handwheel Nut | Carbon Steel | ||
| Features | Specifications |
|---|---|
| Size:2"~36" | Design:ASMEB16.34 |
| Pressure Rating:Class 900-2500 | Face to Face:ASME B 16.10/BS EN558 |
| PSB,Pressure Seal Bonnet OS&Y,Outside Screw and Yoke Flexiable Wedge/Solid Wedge Renewable | End Flange: ASME B 16.5/BS EN1092/ASME 16.47 End BW:ASMEB16.25 Pressure Temp:ASME 16.34 |
| Seat Rings | Test:API598,ISO5208,BS6755 |
| Flange or Butt Welding | Special :NACE MR-01-75 |
