美标截止阀 J41H 不锈钢美标截止阀试验压力Test pressure
不锈钢美标截止阀主要性能规范Chief property and specification
150Lb连接尺寸和外形尺寸150Lb External and connecting dimensions (mm)
不锈钢美标截止阀试验压力300LB Test pressure 300LB
不锈钢美标截止阀试验压力 600LB Test pressure 600LB
300Lb连接尺寸和外形尺寸300Lb External and connecting dimensions (mm)
600Lb连接尺寸和外形尺寸600Lb External and connecting dimensions (mm)
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