管线球阀设计需考虑失火安全(fire safe),一旦失火,阀门的外漏和内漏不能超过API607规定的泄漏标准;球体被非金属材料夹持,可能产生静电,必须与阀体导通,在24VDC下,...
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防火测试(FIRE SAFE):API 607 5TH 2005, ISO 10497 检验与测试(INSPECTION & TESTING):DIN 3230/3, EN12266 耐火结构双重保护,当万一发生火灾而使密...
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fire safe type 耐火型
fire-safe 无火险的
fire-safe furniture 防火安全家具
FIRE SAFE VALVE 防火阀
fire safe bulkhead 防火舱壁
Fire safe design approved 通过防火设计认证
fire safe design 防火安全设计
Fire safe design of seat 阀座的防火结构设计
Fire Safe - Secondary metal-to-metal seal ACTS as backup if primary seal is destroyed by fire.
防火安全-如果第一个密封被火烧坏,则第二个金属对金属密封作为后备密封发挥作用。
However, fire officers have said a complete inventory of the damage will not be possible until the cathedral structure has been deemed safe.
然而,消防官员表示,在大教堂结构被认定为安全之前,不可能对其损坏情况进行全面清点。
The climbers made a fire during the night in order to be safe in the mountain.
为了安全,登山者们在夜间生起了火。
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