Product series
J44W-64P/40P/25P/16P不锈钢...
常州J11H-25C铸钢丝扣截止阀...
J61W-300LB/J61W-150LB全铜...
DJ61W-16P不锈钢低温锻钢体
J61Y-1500LB美标自密封截止...
JY41W-64P不锈钢高压氧气截
JY41W-64T高压全铜氧气截止
常州J41B-25C方形法兰氨用截...
J41F46-25P不锈钢衬氟法兰截