J15Y内螺纹Y型锻钢截止阀

J45Y直流式Y型截止阀

UJ41H柱塞截止阀

U41M铸钢柱塞阀

UJ41W不锈钢柱塞阀

J41W-16T黄铜截止阀

J44F46衬氟角式截止阀

J41F46衬氟截止阀

BJ45W角式保温截止阀

BJ41H保温截止阀

J41T法兰铸铁截止阀

WJ41德标波纹管截止阀