PRODUCT NAME:
一、结构与特点
1.设计、制造 按API 6 D
2.结构长度按ANSI BI6.10
3.连接法兰:ANSI BI6.5MSS-SP44
4.阀门检查和试验按API STD.598
5.承插端符合ASME B16.11
6.螺纹连接端(NPT)符合ANSI/ASME B1.20.1
主要的设计特点有:全径/缩径;90度定位和带锁结构;特殊形式的“Y”头手柄;防火和防静电设计,一对相向的蝶形弹簧;防吹出阀杆;阀杆中部双重密封结构;螺栓、螺纹垫片密封阀盖
阀门的安装与其他机械设备安装一样,有一个安装姿态问题,阀门安装正确姿态应是内部结构型式符合介质的流向,安装姿态符合阀门结构型式的特定要求和操作要求。
二、用途
化工、石油、天然气、冶金、等行业及含硫化氢介质、杂质多、腐蚀严重的天然气长输管线。
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