內(nèi)螺紋截止閥

型號(hào):J11H/W | 口徑:15-65mm | 壓力:1.6MPa | 材質(zhì):鑄鋼、不銹鋼 |
設(shè)計(jì)與制造標(biāo)準(zhǔn): ●J11H/W型螺紋截止閥螺紋連接尺寸:GB/T15918.1-93 ●檢驗(yàn)與實(shí)驗(yàn):GB/T13927 ●設(shè)計(jì)與制造:GB12233 ●結(jié)構(gòu)長度:GB12221 |
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