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鹽山昱通管道

專業生產銷售大口徑厚壁國標螺旋鋼管,廠內加工防腐/保溫/涂塑

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首頁 > 鋼管百科 > 輸油套管外觀質量要求

輸油套管外觀質量要求

日期:2020-04-22

(1)家用套管符合SY / T6194-96。套管的長度是可變的,范圍是8-13m。但是,可以提供不小于6m的套管,并且套管的數量不得超過20%。

輸油套管外觀質量要求

(2)外殼的內外表面無褶皺,發紋,分層,裂紋,褶皺和疤痕。這些缺陷應完全去除,去除深度不得超過標稱壁厚的12.5%。

(3)聯軸器的外表面不得有諸如折疊,細紋,分層,裂紋,折疊,疤痕等缺陷。

(4)機殼和聯軸器的螺紋表面應光滑,不允許有足以中斷螺紋并影響強度和緊密連接的毛刺,撕裂或其他缺陷。

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