精品J49H-320P DN6单法兰压力表截止阀

一、J49H-320P DN6单法兰压力表截止阀型号及名称：
    J49H-320P DN6单法兰压力表截止阀型号还有：J49H-320 DN6，J49H-320C DN6，J49W-320P DN6，J49W-320 DN6，J49W-320C DN6，J49H-320P DN3，J49H-320 DN3，J49H-320C DN3，J49W-320P DN3，J49W-320 DN3，J49W-320C DN3，J49W/H-16P，J49W/H-25P，J49W/H-32P，J49W/H-40P，J49W/H-64P，J49W/H-160P，J49W/H-320P，J49W/H-100P，J49W/H-250P，J49W/H-200P，M20*1.5，M16*1.5，M14*1.5，G1/2，G3/8，G1/4，NPT1/2，NPT1/4，NPT3/8，DN3，DN4，DN5，DN6，DN8，DN10，DN12，DN14，DN15，DN18，DN20，Φ6，Φ8，Φ10，Φ12，Φ14，Φ18，Φ22，J49H-320P DN4，J49H-320 DN4，J49H-320C DN4，J49W-320P DN4，J49W-320 DN4，J49W-320C DN4，J49H-320P DN5，J49H-320 DN5，J49H-320C DN5，J49W-320P DN5，J49W-320 DN5，J49W-320C DN5，J49H-16 DN3，J49H-16 DN4，J49H-16 DN5，J49H-16 DN6，J49H-16 DN10，J49H-25 DN3，J49H-25 DN4，J49H-25 DN5，J49H-25 DN6，J49H-25 DN10，J49H-40 DN3，J49H-40 DN4，J49H-40 DN5，J49H-40 DN6，J49H-40 DN10，J49H-64 DN3，J49H-64 DN4，J49H-64 DN5，J49H-64 DN6，J49H-64 DN10，J49H-160 DN3，J49H-160 DN4，J49H-160 DN5，J49H-160 DN6，J49H-160 DN10，J49H-250 DN3，J49H-250 DN4，J49H-250 DN5，J49H-250 DN6，J49H-250 DN10，J49H-320 DN3，J49H-320 DN4，J49H-320 DN5，J49H-320 DN6，J49H-320 DN10，J49H-100 DN3，J49H-100 DN4，J49H-100 DN5，J49H-100 DN6，J49H-100 DN10，J49H-200 DN3，J49H-200 DN4，J49H-200 DN5，J49H-200 DN6，J49H-200 DN10。此阀又被叫做J49W/H压力计针型阀，J49W/H压力表针型截止阀，压力计阀，压力表阀，压力表根阀，不锈钢针型截止阀，304不锈钢/316不锈钢压力表阀，压力表仪表阀，压力表针型阀，不锈钢仪表针型阀，压力表截止阀，单法兰压力表阀，法兰压力表阀，法兰式压力表针型阀，压力表法兰截止阀，蒸汽压力表阀，高温压力表阀，压力表专用阀，针型截止阀，针形阀，不锈钢针形阀，针型阀，高压针型阀，不锈钢截止阀，DN3/DN6针型阀。
二、J49H-320P DN6单法兰压力表截止阀主要零件材料：