Pressure | Testing pressure (MPa) | Applicable temperature | Applicable medium | ||||||||||
Shell test | Left sealing | Right sealing | Low pressure air test | Ordinary type | Antisulphur type | ||||||||
Nominal Pressure(MPa) | 1.6 | 2.4 | 1.76 | 1.76 | 0.6 | -29~121°C or upon clients' requirements. | Petroleum,natural gas,water,etc non-corrosive medium | Petroleum,natural gas,water,etc containing H2S,CO2 corrosive medium | |||||
2.5 | 3.75 | 2.75 | 2.75 | 0.6 | |||||||||
4 | 6 | 4.4 | 4.4 | 0.6 | |||||||||
6.4 | 9.6 | 7.04 | 7.04 | 0.6 | |||||||||
10 | 15 | 11 | 11 | 0.6 | |||||||||
16 | 24 | 17.6 | 17.6 | 0.6 | |||||||||
Pressure rating(LB) | 150 | 3.0 | 2.2 | 2.2 | 0.6 | ||||||||
300 | 7.5 | 5.5 | 5.5 | 0.6 | |||||||||
600 | 15.0 | 11.0 | 11.0 | 0.6 | |||||||||
900 | 22.5 | 17.5 | 17.5 | 0.6 |