波纹管截止阀 CJc4D1W-6P,WJ41W-6P,CJc6A1W-25P,WJ61W-25P,CJc2A1H-16C,WJ21W-16C,CJc2A4H-25,|产品总汇|无锡市昌林自动化科技有限公司手机版

波纹管截止阀 CJc4D1W-6P,WJ41W-6P,CJc6A1W-25P,WJ61W-25P,CJc2A1H-16C,WJ21W-16C,CJc2A4H-25,
阀瓣

1Cr18Ni9Ti堆硬质合金

1Cr18Ni9Ti堆硬质合金

波纹管

1Cr18Ni9Ti

1Cr18Ni9Ti

阀杆螺母

ZQA19-4

ZQA19-4