低合金结构钢

高强度低合金结构钢焊缝与母材的强度匹配研究

Investigation of strength matching of high strength low alloy steel and its weld metal

衬板背面选用韧性强和焊接性能好的低碳低合金结构钢，衬板工作面选用中高碳多元低合金耐磨合金钢。

A kind of low carbon low alloy structural steel with high strength and toughness and excellent weldability has been chosen for the back of liner , while medium and high carbon steel with multi-element low alloy steel and wearing resistance for the working face of liner .

低合金结构钢CO2气体保护焊工艺探析

CO_2 Gas Protection Solder Technology Analysis in Low-compound Metal Structural Steel Soldering

V-N微合金化提高低合金结构钢强韧性研究

Strengthening and Toughening Mechanism of V-N Microalloying Low Alloy Structural Steel

耐候钢又称耐大气腐蚀钢，是在普通钢基中添加少量的Cu、P、Cr、Ti、Ni等合金元素而制成的一种低合金结构钢。

Weathering steel , also named atmosphere corrosion resistant steel , is a kind of low alloy high strength steel which contains a amount of alloyed elements , such as , Cu , P , Cr , Ti , Ni and so on .

对V-N微合金化提高低合金结构钢强韧性的机理进行了研究。结果表明，所设计16MnV（N）钢力学性能提高的原因是组织细化和沉淀强化。

The mechanism of V-N microalloying improving the strengthening and toughening of low-alloy structural steel shows that the enhancement in mechanical properties of 16MnV ( N ) is mainly due to microstructure refining and precipitation strengthening .

低合金结构钢的焊接热应变脆化

Heat strain embrittlement in welding low alloy structure steels

空间网架结构用高耐候性低合金结构钢焊接钢管研制

Welded Pipes Made of High Climate Resistance Low-alloy Structural Steel in Space Netted Structure

低合金结构钢圆锭纵裂纹的研究与控制

Study and control of longitudinal crack in round ingot of low alloy structural steel

GB/T3524-1992碳素结构钢和低合金结构钢热轧钢带

Hot-rolled carbon and low alloy structural steel strips

低合金结构钢相变特征温度和冷速的计算机预报预测及实验验证

Prediction and Experimental verification of Phase transformation Critical Temperature and Cooling velocity of low-alloying steel

一种低合金结构钢一维粘塑性本构模型的理论与实验研究

Plastic wave theory and application to the study of dynamic properties of a low alloy structure steel

关于低合金结构钢耐海水腐蚀性能评定&线性极化技术应用

An Evaluation of Corrosion Resistance of Low-Alloy Steels in Sea Water & The Application of Linear Polarization Resistance Technique

筛条上有若干梳齿孔，焊接时呈阶梯形状搭接，筛条材质为高碳低合金结构钢，采用精密铸造工艺生产。

There are some wedge shaped holes in the strip and the strips made with the technology of investment are welded in step .

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。

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

低碳合金结构钢JR阻力曲线特性

The characteristics of j_t resistance curve for low-carbon alloy structure steels

通过模拟闭塞腐蚀电池试验及室内间浸挂片试验，对常用的Ni-Cr系和Mn系两类低合金船体结构钢的耐点蚀性能作了比较。

The pit corrosion resistances of nickel-chromium series and manganese series low alloy structural hull steels were compared by simulating occluded corrosion cell tests and interval laboratory immersion corrosion tests .

从这点出发，配合显微组织观察，对一种低碳合金结构钢的中温转变进行了研究，作出了这种钢的一些温度下的等温转变动力学曲线以及该钢的中温转变的TTT图。

From this point , the Medium Temperature Transformation is studied for a low-carbon alloy structural steel cooperating with observation of its microstructures , to draw the kinetic curves of Isothermal Transformation at some temperature and TTT-diagram of Medium Temperature Transformation of the steel .

低碳合金结构钢的微观结构与断裂性质

The microstructure and fracture behaviours of low-carbon alloy structure steels

一种新型高强度低碳合金结构钢的性能试验

Function Test of A New High Strength and Low-carb on Alloy Steel

低碳合金结构钢热处理加热温度的选择与调整

Selection and Adjustment for Heat Treatment Temperature of Mild Structural Alloy Steel

叙述了低碳合金结构钢、不锈钢、镍基合金实芯焊丝拉拔过程中的热处理工艺选择；

Described how to select the heat treatment process of virtual center of gravity of low carbon alloy structure steel , stainless steel , nickel base during drawing them ;

作为适应超高层及大跨建筑的高性能材料，GJ钢的综合性能较普通采用的低合金高强度结构钢有非常突出的表现。

As a kind of high performance material for super high-rise buildings and long span structures , GJ Steel has much better properties compared with high strength low alloy steel .

低合金高强度结构钢焊接强度试验研究

Welding Strength Experimental Investigation on Low Alloy High Strength Steel

低合金高强度结构钢及其焊接头的韧性研究

Study on the Toughness of High Strength Low Alloy Structural Steels and the Weld Joints

碳素结构钢、低合金高强度结构钢标准新旧牌号对比

New and old designation comparision for carbon structural steels and high strength low alloy structural steels

GB/T1591-1994低合金高强度结构钢

High strength low alloy structural steels

微量铌和钛对控轧低合金高强度结构钢力学性能的影响

Influence of Nb and Ti micro-alloying on mechanical properties of control-rolled high strength low alloy structural steels

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。

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

通过对低合金高强度结构钢的焊接影响因素的分析，为制定合理的焊接工艺提供了依据，应用该工艺保证了低合金高强度钢的焊接效果。

By analyzing the welding influence factor of low alloy and high strength steel , the paper supplied the basis for drawing up rational welding process , and used it to ensure the effects of welding low alloy and high strength steel .