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1.石油裂化用合金鋼板是適用于石油精煉廠的爐管、熱交換器和管道合金鋼板。

1 alloy steel plates used for petroleum cracking are furnace tubes, heat exchangers and pipe alloy steel plates for petroleum refineries.

2.地質鉆探用鋼管是供地質部門進行巖心鉆探使用的鋼管，按用途可分為鉆桿、鉆鋌、巖心管、套管和沉淀管等。

2 geological drilling pipe for Geological Department of the steel core drilling use, use can be divided into drill pipe, drill collar, core pipe, casing and precipitation etc..

3.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。

3 diamond core drilling for alloy steel plate is used for alloy steel pipe, core rod, casing of diamond core drilling.

4.石油鉆探管是用于石油鉆探兩端內加厚或外加厚的合金鋼板。鋼管分車絲和不車絲兩種，車絲管用接頭聯結，不車絲管用對焊的方法與工具接頭聯結。

4 oil drilling pipe is used for oil drilling at both ends of the thickening or external thickening of the alloy plate. Sub car steel wire and wire the two cars, car fittings connecting wire tubes, the methods and tools of threading work butt joint.

5.結構用合金鋼板是用于一般結構和機械結構的合金鋼板。

5 alloy steel plate is used for general structure and mechanical structure of alloy steel plate.

6.船舶用碳鋼合金鋼板是制造船舶I級耐壓管系、Ⅱ級耐壓管系、鍋爐及過熱器用的碳素鋼合金鋼板。碳素鋼合金鋼板管壁工作溫度不超過450℃，合金鋼合金鋼板管壁工作溫度超過450℃。

6 ships with carbon steel alloy steel plate manufacturing ship I level pressure piping, II level pressure piping, boiler and Superheater carbon steel alloy steel. Carbon steel alloy steel pipe wall temperature does not exceed 450 degrees, alloy steel plate wall temperature exceeding 450 DEG C.

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