Some means increasing strength and the theory of grain refinement in HSLA steel are discussed.
为高强度低合金钢组织超细化技术的理论研究和实际工程应用提供参考。
In this paper,the effect of copper content on the weld metal toughness in SAW of HSLA steels was studied by changing the copper content in welding wire.
采用埋弧焊方法,通过改变焊丝铜含量来改变焊缝金属中的铜含量,研究铜对高强度低合金钢焊缝金属韧性的影响。
The influences of various microalloyings with V,Ti,V-Ti and V-Ti-Nb on fatigue properties in HSLA steels are investigated.
研究了V、Ti、V-Ti和V-Ti-Nb微合金化对高强度低合金钢疲劳性能的影响。
Based on question of developing low-alloy high-strength steel, strengthening mechanism of microalloy elements in the steel was approached.
针对国内低合金高强度钢发展中存在的问题 ,探讨了该钢种微合金元素的强化机理 ,简要介绍了低合金高强度钢的成分的优化设计及生产工艺。
Thermodynamics of Carbide and Nitride Precipitation in HSLA Steel;
低合金高强度钢中氮化物和碳化物析出热力学
Developing HSLA Steels and Promoting Change of Growing Manner of Chinese Steel Industry;
大力发展低合金高强度钢促进钢铁工业增长方式的转变
The microstructures and tensile properties of HSLA in different relaxation times were studied.
研究了低合金高强度钢在不同弛豫时间下的组织和拉伸性能。
Base on regular solution model and traditional nucleation theory, carbo-nitride precipitation model in austenite of HSLA steel during continuous cooling process is developed.
采用规则溶液描述低合金高强度钢奥氏体相中碳氮化物的热力学性质,以经典形核理论为基础,建立了低合金高强度钢奥氏体相中碳氮化物在连续冷却过程中碳氮化物析出模型。
The effects of welding cooling time and heat temperature on fracture toughness and microstructure feature for an 800MPa grade HSLA steel and heat affected zone(HAZ) were investigate using thermal simulation specimens.
随着工程机械的大型化,需要采用800MPa低合金高强度钢结构。
The microstructures and tensile properties of HSLA steel in different relaxation time were studied.
低合金高强度钢在不同驰豫时间下具有组织与拉伸性能。
To meet the development of steels used for the large engineering machinery, fatigue crack growth rates of a high strength low alloy steel HG80 and welded joint were investigated.
为适应大型工程机械焊接用钢需要,对低合金高强度钢HG80及其焊接接头的疲劳裂纹扩展速率进行了研究。
Inclusions in HSLA steel containing 0.065%Ti
含0.065%Ti的高强度低合金钢中夹杂物
loy high-tensile structural steel
低合金高强度结构钢
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。
High strength low alloy structural steels
GB/T1591-1994低合金高强度结构钢
Experimental Research of High Temperature Strength of Low-alloyed Structural Steel Q345;
Q345低合金结构钢的高温强度试验研究
Development of YCJ601Ni-QL Flux-Cored Wire Used for High-Strength Low-Alloy Steel
YCJ601Ni-QL低合金高强度钢药芯焊丝的研制
The Research of the Heat Treatment of the Low-alloy High Strength Steel
低合金高强度耐磨钢热处理工艺研究
Analysis on the Welding Technology of Q460 Low-alloy High-strength Steel
Q460低合金高强度钢的焊接工艺分析
Analysis on Welding Procedure of JG590 Steel
JG590低合金高强度钢的焊接工艺分析
Practice of Low Alloy and High Strength Q345D Steel
低合金高强度Q345D钢的生产实践
Welding Strength Experimental Investigation on Low Alloy High Strength Steel
低合金高强度结构钢焊接强度试验研究
Wwlding material: low carbon steel, high strength steel, medium carbon steel, low alloy steel.
可焊接材料：低碳钢、强度钢、碳钢、合金钢。
Impact toughness in the welding heat affected zone of HSLA steel with boron
含硼低合金高强度钢焊接热影响区冲击韧度
Composition Design of Low Alloy High Strength and Plasticity Complex Phases Steels;
低合金高强度高塑性复相钢材的成分设计
Analysis about Strength Value on Low Side and Performance Difference of Low Alloy Angle Steels
低合金高强度角钢强度指标偏低及性能差异分析
THE FRACTURE CHARACTERISTICS OF HEAT AFFECTED ZONE OF LOW ALLOY HIGH STRENGTH STEEL
低合金高强度钢焊接热影响区断裂特性
GRAIN-REFINEMENT OF HIGH STRENGTH LOW-ALLOY STEEL FOR ROUND-LINK CHAINS IN MINE
矿用圆环链用低合金高强度钢的细化处理
An Investigation of Electroplating Technology of Low Hydrogen Embrittlement Zinc-Nickle Alloy Coating;
高强度钢低氢脆锌镍合金电镀工艺的研究