1.石油裂化用合金钢板是适用于石油精炼厂的炉管、热交换器和管道合金钢板。

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

2.地质钻探用钢管是供地质部门进行岩心钻探使用的钢管，按用途可分为钻杆、钻铤、岩心管、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.金刚石岩芯钻探用合金钢板是用于金刚石岩芯钻探的钻杆、岩心杆、套管的合金钢板。

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

4.石油钻探管是用于石油钻探两端内加厚或外加厚的合金钢板。钢管分车丝和不车丝两种，车丝管用接头联结，不车丝管用对焊的方法与工具接头联结。

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.结构用合金钢板是用于一般结构和机械结构的合金钢板。

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

6.船舶用碳钢合金钢板是制造船舶I级耐压管系、Ⅱ级耐压管系、锅炉及过热器用的碳素钢合金钢板。碳素钢合金钢板管壁工作温度不超过450℃，合金钢合金钢板管壁工作温度超过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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