永一安全阀 中国永一阀门 波纹管平衡式安全阀 本阀门适用于工作温度≤200℃存在不稳定背压或有毒、腐蚀性介质的设备或管路上作为超压保护装置。连接法兰标准≤4Mpa按JB/T…94/系列1,>4Mpa按JB/T….94系列。

>>系列Series

·WA42Y-16C ·WA42Y-40R

·WA42Y-16P ·WA42Y-64

·WA42Y-16R ·WA42Y-64P

·WA42Y-25 ·WA42Y-64R

·WA42Y-25P ·WA42Y-100

·WA42Y-25R ·WA42Y-100P

·WA42Y-40 ·WA42Y-100R