The quality of resistance spot welding of low carbon steel and high strength low alloy steel is studied by looking into the dynamic voltage characteristics of the electrodes.
本文通过对电阻点焊电极电压动态特性的分析，研究了低碳钢及低合金高强度钢电阻点焊的质量问题。
There are four broad classifications of steel: carbon steels, alloy steels, high-strength low-alloy steels and stainless steels.
钢材大致可分为四类：炭素钢，合金钢，高强度低合金钢和不锈钢。
By using solidification and melted slag theory, series mold powders of low alloy steel, plain carbon steel and high carbon steel, were developed and used in production successfully.
运用凝固理论和熔渣理论，研制开发了适用于低合金钢、普碳钢、高碳钢的系列保护渣并成功地应用于连铸生产。
The effect of silicon and isothermal quenching process on the microstructure and mechanical property of the high-carbon low alloy martensite-Bainite steel was studied.
研究了硅和等温淬火工艺对高碳低合金马氏体-贝氏体钢金相组织与机械性能的影响。
Wear loss of specimens for these two steels during a certain time show that low carbon high alloy steel is much more resistant to corrosive impact abrasion than high manganese steel.
比较两种材料试样在一定时间内的失重变化情况，表明低碳高合金钢的抗冲击腐蚀磨损性能优于高锰钢。
The results show that the resistance of low carbon high alloy steel is better than that of the high manganese steel under the same test condition.
结果表明，在相同试验条件下低碳高合金钢的冲击腐蚀磨损性能要优于高锰钢的。
Aimming at this situation, it introduces applying hammers of alloy steel with high carbon and manganese content and low alloy steel and composite hammers.
针对这一情况，提出了采用高碳锰合金钢锤头、低合金钢锤头及复合锤头。
Materials for the carbon steel and low alloy wire, so that the coating has high wear resistance, and lower prices.
材料为碳钢及低合金丝材，使涂层有较高的耐磨性，且价格较低。
High quality carbon steel, low alloy steel and alloy steel seamless pipes for high pressure fertilizer equipment and pipeline.
用于高压化肥设备和管道用优质碳素钢、低合金钢和合金钢无缝钢管。
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。
It is made of high quality low-carbon steel, and rolled copper alloy as its surface.
以优质的低碳钢为基体，表面烧结锡青铜合金，经过多次烧结轧制而成。
A new filtration technique for purification of carbon, stainless, high speed, low and high alloy steel castings in investment casting was investigated.
研究了在熔模精密铸造中过滤净化碳钢、低合金钢和高合金钢等铸钢件的过滤新技术。
Specialized production each kind of stainless steel, carbon steel, high-temperature steel, low-alloy structural steel precision casting and product.
专业生产各类不锈钢、碳钢、耐热钢、低合金钢精密铸件及其制品。
There are four broad classifications of steel : carbon steels, alloy steels, high-strength low-alloy steels and stainless steels.
钢材大致辞可分为四类，即：碳素钢、合金钢、高强度低合金钢和不锈钢。
As a high performance and low-priced welder, most suitable for welding metal materials, such as stainless steel, nickel alloy, low carbon steel, titanium etc.
最适合不锈钢、镍合金、低碳钢、钛等金属的高质量焊接。低价格高性能焊接机。
Low alloy cold die steel belongs to high carbon steel, so the quenching crack is easy to appear when it is hardened.
低合金冷作模具钢多属于高碳钢，淬火中易出现淬火裂纹。
Weldable materials: low carbon steel, high-strength steel, medium-carbon steel, low-alloy steel.
可焊材料：低碳钢、高强度钢、中碳钢，低合金钢。
The results show that as-annealed microstructure and as-quenched-tempered microstructure of the low carbon high alloy steel added nickel are both single-phase lath martensite.
结果表明：加镍低碳高合金钢无论退火态还是淬火回火态，其组织均为单相板条马氏体；
The results show that as-annealed microstructure and as-quenched-tempered microstructure of the low carbon high alloy steel added nickel are both single-phase lath martensite.
结果表明：加镍低碳高合金钢无论退火态还是淬火回火态，其组织均为单相板条马氏体；
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