 |
 by  |
| NO. | Part Name | Carbon Steel Series | Stainless Steel Series | Alloy Steel Series | Low-temperature Steel Series |
| 1 | Body | WCB | CF8 | WC6 | LCB |
| 2 | DISC | WCB | CF8 | WC6 | LCB |
| 3 | Washer | Flexible graphite+ss304 | Flexible graphite+ss304 | Flexible graphite+ss304 | Flexible graphite+ss304 |
| 4 | Bonnet | WCB | CF8 | WC6 | LCB |
| 5 | Studs | 35CrMoA | 0Cr18Ni9(304) | 35CrMoA | 0Cr18Ni9(304) |
| 6 | Nut | 35# | 0Cr18Ni9(304) | 35CrMoA | 0Cr18Ni9(304) |
| 7 | Spring | 60Si2Mn | 0Cr18Ni9(304) | 0Cr18Ni9(304) | 0Cr18Ni9(304) |
| Design Standard | GB/T 12235 | ||||||
| Temperature Pressure Rating | GB/T 12224 | ||||||
| Structural Length | Factory Standard | ||||||
| Flange Dimensions | GB/T 9113,GB/T 79 | ||||||
| Inspection and Test | JB/T 9092,GB/T 13927 | ||||||
| nominal pressure | PN1.6 | PN2.5 | PN4.0 | PN6.4 | PN10.0 | PN16.0 | |
| Test Pressure(Mpa) | Body Test | 2.4 | 3.75 | 6.0 | 9.6 | 15.0 | 24.0 |
| High Pressure Seal | 1.76 | 2.75 | 4.4 | 7.04 | 11.0 | 17.6 | |
| Low Pressure Seal | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | |
| Applicable temperature | -196°C~550°C(Differeent temperature use different material) | ||||||
| Applicable Medium | water,gas,oil and corrosive media(different media use different material) | ||||||
24 hours every day
7 days every week
