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1·The replacement of steel grade will affect parts usability and cost.

钢号代用会影响零件的使用性能和成本。

2·A method of determining steel grade coefficient K_PG had been developed.

文中提出了确定钢种系数K _的方法。

3·Our company can provide various steel grade and specification ERW oil pipes.

我公司提供不同钢级、多种规格的ERW石油钢管。

4·As the steel grade improved, the requirements for toughness and weldability are also enhanced.

随着管材强度级别的提高，对管材的韧性、焊接性等性能要求也进一步提高。

5·And for customers agency various special steel grade. these steel and special specifications of ordering business.

并可为客户代理各种特殊钢种、特殊规格的订货业务。

6·The outer portions of the guide shoe are made from steel, generally matching the casing in size and threads, if not steel grade.

引鞋的外部由钢制成，一般与套管的尺寸和螺纹匹配，如果钢级不匹配的话。

7·Production steel grade: carbon structure steel, low alloy high intensity structure steel, steel for bridge, weathering steel, etc.

生产钢种：碳素结构钢、低合金高强度结构钢、桥梁用钢、耐候钢等。

8·Introduced the steel grade and strength of common used and will be used steel pipe in the world and carried out economic analysis.

文章介绍了国内外常用和将采用钢管的钢级强度值，并进行了经济分析。

9·Based on the actual steel grade of production, the flow stress is measured under rolling condition, and the mathematical models are obtained.

以现场的钢种为样本，测定热轧条件下的流动应力，建立流动应力模型。

10·After all, the choice and control of continuous casting process parameters are also different during continuous casting different steel grade.

由此，在连铸不同钢种时，连铸工艺参数的选择与控制的重点也各不相同。

钢种

1·After all, the choice and control of continuous casting process parameters are also different during continuous casting different steel grade.

由此，在连铸不同钢种时，连铸工艺参数的选择与控制的重点也各不相同。

2·We rectify the free steelmaking and improve the hitting rate of special steel grade as well as meet the market need by strengthening train, launching technology race, and assessing strictly.

通过加强培训，开展技术竞赛，严格考核，纠正自由炼钢，提高专用钢种命中率，满足市场需要。

3·After the water quenching of the drill pipe steel grade, the cooling method of drill pipe welds is changed to the quick water cooling instead of the previous high-pressure air cooling.

钻杆钢种水淬化后，焊缝热处理的冷却方式由以前的高压空气冷却转变为快速水冷却。

4·Based on the theoretical expression of reduction efficiency, the effects of steel grade and slab size on reduction efficiency were investigated.

结合轻压下效率的理论计算式，考察了钢种、板坯断面对连铸板坯轻压下效率的影响规律。