结构特点
1.阀门与管路连接采用法兰式结构;
2.阀门中腔采用压力自紧式密封结构,内腔压力越高密封性能越好;
3.阀瓣、阀座的密封面采用SLITE司太立钴基硬质合金堆焊而成,耐磨、耐高温,抗擦伤性能好、使用寿命长;
4.结构紧凑、启闭性好、高度小、维修方便;
5.阀盖填料函合理,填料加缓蚀剂,密封可靠,开关平稳;
6.阀门具有上密封结构,保证阀门开启运行时阀杆处不会外漏。
执行标准
设计与制造: ANSI B16.34,BS1873
结构长度: ANSI B16.10
法兰尺寸: ANSI B16.5
压力-温度: ANSI B16.34
试验-检验: API 598
性能参数
公称直径:DN50~250mm
公称压力: PN3.0~64MPa
适用温度: ≤540℃
适用介质: 水、蒸汽、油品,硝酸类、醋酸类、尿素
主要材质: WCB,WC1,WC6,WC9,CF3,CF8等
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