mechen 发表于 2016-2-2 14:20:28

Crosby® Pressure Relief Valve Engineering Handbook

Crosby® Pressure Relief Valve Engineering Handbook
The Crosby brand was established more than 140 year ago. Throughout its long history, it has maintained its leadership in overpressure protection. Its direct spring-operated safety and pressure-relief valves are among the world’s most widely used for oil and gas production and refining, petrochemical and chemical processing, as well as conventional and nuclear power. It maintains the industry’s most extensive high-flow facilities for valve testing in air, steam, and water.

admin 发表于 2016-2-3 11:14:53

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