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1·The paper briefly introduces the carbon and low-alloy steel forgings standard for pressure vessels.

本文简要介绍了压力容器用碳素钢和低合金钢锻件标准。

2·And if the purple red: nonmagnetic as high manganese steel, magnetic usually usually steel or low-alloy steel.

而假如变紫红色：无磁性的为高锰钢，有磁性的通常为通常钢或低合金钢。

3·Test Methods for Chemical Analysis of Carbon Steel, Low-Alloy Steel, Silicon Electrical Steel, Ingot Iron and Wrought Iron.

碳素钢，低合金钢，硅电炉钢，铁锭和熟铁的化学分析的测试方法。

4·Repeatability and reproducibility of carbon in low-alloy steel analyzed by spark source atomic emission spectrometry are studied.

研究了火花源原子发射光谱仪分析低合金钢中碳的重复性和再现性。

5·The developing process of welded pipes made of high climate resistance low-alloy steel in Eastern Pearl space netted structure is discussed.

前言： 论述了用于上海市“东方明珠”球体空间网架结构的高耐候性低合金结构钢焊接钢管的开发研制过程。

6·Prepare for WPS for CS, Low-alloy Steel, SS, Special Metal and FPE products and communicate with related department for technical communication.

准备碳钢、不锈钢、特材、衬四氟的焊接工艺文件，并和相关部门做技术交流。

7·Ferrovanadium can be used as additive in smelting high-intensity-low-alloy steel, high speed steel, tool steel, stainless steel and permanent magnet.

钒铁用作炼钢的添加剂，生产高强度低合金钢、高速钢、工具钢、不锈钢及永久磁铁等。

8·Our products: Various gray iron, ductile iron, common cast steel, low-alloy steel, high manganese steel, etc various parts of architectural and mechanical engineering.

本公司主要生产各种灰铁件、球铁件、铸钢件、高猛钢件等各种建筑、工程机械用零部件。

9·The effect of different content of silicon to the medium carbon low-alloy steel microstructure and mechanical properties was studied under different heat treatment technology.

本文研究了不同含量的硅元素和热处理工艺对中碳低合金钢的组织与性能的影响。

10·The influence of different silicon contents on the medium carbon low-alloy steel microstructure and mechanical properties was studied under different heat treatment processes.

研究了不同含量的硅元素和热处理工艺对中碳低合金钢的组织与性能的影响。