FK 4.22-1规格参数
相关型号
FK 4.22-1.5 FK 4.22-1/CS15122 FK 4.22-1/S717 FK 4.22-2 FK 4.22-2/14.5/NPT W/LN FK 4.22-3 FK 4.2-3/14.5/NPT FK 4.2-5/14.5/NPT FK 4.4 FK 4.4/18.25