FK 4.22-1/S717规格参数
相关型号
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 FK 4.4-0.1/18.25 FK 4.4-0.2 FK 4.4-0.2/14.5