alloy steel pipe

常見(jiàn)例句

3 diamond core drilling for alloy steel plate is used for alloy steel pipe, core rod, casing of diamond core drilling.
金剛石巖芯鉆探用合金鋼板是用于金剛石巖芯鉆探的鉆桿、巖心桿、套管的合金鋼板。
The present invention discloses a manufacture method for a composite layer of a complex alloy steel pipe, a fastening element, and a protective grating.
本發(fā)明公開(kāi)了一種多元合金鋼管、緊固件、防護(hù)欄復(fù)合層的制作方法。
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With the development of Sinopec and the increasing proportion of the Sulfur in petroleum, the demand of the alloy steel pipe used in Sinopec producing equipments is unceasingly increasing.
隨著中石化原油加工量及原油含硫比例的不斷提高，中石化生產(chǎn)裝置用合金鋼管的需求量不斷加大。