|
试验压力 Test pressure |
公称压力PN/MPa | |||||
| 1.0 | 1.6 | 2.5 | 4.0 | 6.4 | 10.0 | |
|
壳体强度试验 Shell Strength test |
1.5 | 2.4 | 3.8 | 6.0 | 9.6 | 15.0 |
|
密封试验 Seal test |
1.1 | 1.8 | 2.8 | 4.4 | 7.0 | 11.0 |
|
上密封试验 Back seal test |
1.1 | 1.8 | 2.8 | 4.4 | 7.0 | 11.0 |
|
气密封试验 Leak- proofness test |
0.5～0.7 | |||||
|
产品类别 Product classification |
适用温度/℃ Working temperature |
适用介质 Suitable medium |
|
碳钢型(C) Carbon steel |
≤425 |
水、蒸汽、油品、非腐蚀性气体 Water，Stem，oilgoods non-corrosive gas |
|
合金钢(I) Alloy steel |
≤540 |
|
产品类型 Product type |
零件名称 Part name |
|||||
| 阀体、阀盖、支架 B0dy，BOnnet，Yoke |
阀杆 Valve rod |
闸板、阀瓣、密封面 Walge gate Disc Sealface |
阀座密封面 Seatring seal face |
阀杆螺母 Yoke nut |
填料 Packing |
|
| 碳钢型(C) Carbon steel | WCB 25 | 1Crl3 或2Crl3 | Crl3型不锈钢或硬质合金 Sainlesssteelor carbidealloy | 不锈钢 Stainlesssteel | 铝青铜 Albronze | 柔性石墨 F18xible graphite |
|
合金钢(I) Alloy steel |
WC6 Cr5M01 | 38CrMoAlA 20CrlM01VA | 钴基合金 |
硬质合金 Carbide alloy |
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