Product series
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
J41J-16C/J41J-25C/J41J-40C...
常州J45J-16C铸钢直流式衬胶...