I pneumatic leak test at a pressure of not less than 6 bar after assembly of all tank valves and fittings.

气阀及配件装配后不少于6巴压力的气压测漏报告。

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The suction facilities include the pipeline from the suction fluid surface to the inlet of the pump and valves and fittings.

吸入装置包括吸入液面至泵进口处的管路、阀件等。

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In such low temperatures, pipes, valves and fittings and other material must be of special low-temperature-resistant materials.

在此种极低的温度下，管道、阀门和管接头等的材质必须采用特殊的耐低温材料。

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All four froze, but they beat the blaze and thawed the frozen pumps, valves and fittings with propane heaters.

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MRC, headquartered in Houston, is the largest global industrial distributor of pipe, valves and fittings to the energy industry, based on sales.

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America and operates a number of service centers, supply branches and sales offices through which it markets pipes, valves, fittings, safety and other maintenance products.

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