998NGTAS型球閥基礎(chǔ)參數(shù)材質(zhì)黃銅鍍鎳連接方式F/F合規(guī)標(biāo)準(zhǔn)DINDVGWMOP5C1設(shè)計(jì)特點(diǎn)設(shè)計(jì)特點(diǎn)防吹出閥桿設(shè)計(jì);強(qiáng)度設(shè)計(jì)符合DINEN331標(biāo)準(zhǔn);黃銅閥體,噴砂鍍鎳;螺紋符合DINISO228-1標(biāo)準(zhǔn);標(biāo)記符合EN19標(biāo)準(zhǔn);全通徑...