运用生死单元技术模拟焊缝金属的填充过程。
The life and death technology was applied to simulate the weld metal filling process.
低碳钢焊缝金属凝固冷却过程存在三个脆性温度区。
There exist three brittle temperature ranges during the course of solidification and cooling process in the weld metal of Low-carbon steel.
测试面积包括焊缝金属和焊缝附近窄小的焊接热影响区。
Area includes both the weld metal and the narrow band of material adjacent to the weld which has been affected by the heat of welding.
对所有其它材料，焊缝金属的最低含碳量应是0.05%。
For all other materials, the minimum carbon content of the weld metal shall be 0.05%.
研究了焊缝金属相对宽度和焊缝金属强度对接头性能的影响。
Influence of the relative width of weld metal and strength of weld metal wes researched.
研究了焊缝金属相对宽度和焊缝金属强度对接头性能的影响。
The main influencing factors of the microstructure in weld metal are composition and cooling rate of the weld metal.
焊缝金属的机械性能焊缝金属的机械性能不是分类中的一部分。
Mechanical properties of the weld metal Mechanical properties of the weld metal are not part of the classification.
结果表明：随低强焊缝金属相对宽度变小，接头抗拉强度增大；
Its results show that with decreasing the relative width of under-matching weld metal, the tensile strength of welding joint increase.
研究了元素C、V对高强度奥氏体不锈钢焊缝金属的强化作用。
The strengthening effects of C and V on high strength austenite stainless steel welds were studied.
经过焊接工艺性能和焊缝金属力学性能测试，最终确定最优配方。
The optimum prescription was finally determined by the property tests of the welding process and weld metal.
结果表明，热输入对焊缝金属显微组织和力学性能性能有显著的影响。
The results reveal that heat inputs have a significant effect on microstructure and mechanical properties.
结果表明：随着焊缝中含镍量的增加，焊缝金属的凝固裂纹敏感性增大。
It was found that the solidification cracking susceptibility of weld metal increases remarkably as nickel content increases.
角焊缝的强度不仅与焊脚尺寸有关，还取决于焊缝金属与母材强度的匹配。
The strength of fillet welding joint is related not only to the fillet weld size, but also depends on the base metal strength matching.
结果表明，采用氩气保护使焊缝金属中的氮含量减少，而对氧含量的影响则不大；
The results indicate that argon shielding can reduce the nitrogen content but not influence that of oxygen in the weld metal.
试验结果表明，焊后对焊缝金属进行不同热处理时，其韧性均有不同程度的影响。
The results show that the different heat treatment affects the toughness of the weld metal differently.
焊缝金属区晶粒分布均匀，焊缝金属区多为针状铁素体，能够提高焊缝区的韧性。
Weld metal zone are mostly acicular ferrite which can improve the weld zone toughness.
后轮将焊缝金属的纵、横向压缩塑性变形充分碾展，减小了工件的残余变形和应力。
The rear impact roller stretches the weld longitudinally with transverse compressive plastic deformation of the weld, thus reducing the residual deformation and stresses in the bead.
焊接溅落包括无意地从熔融池中溅出的金属颗粒并落到了母体金属或焊缝金属的表面。
Weld spatter consists of particles of metal unintentionally ejected from the molten pool during welding and deposited on the surface of base or weld metal.
结果表明，锆的加入增加了焊缝金属中针状铁素体的含量，改善了焊缝金属的微观组织。
The results show that the addition of Zr increases the content of acicular ferrite and improves the microstructure of weld metal.
钢中的非金属夹杂物，对促进晶内针状铁素体的形成，提高焊缝金属韧性有显著的作用。
The role of inclusions on the nucleation of acicular ferrite in Ti-B containing weld metal was discussed.
改性沥青各种罐与管道用焊接材料选择的原则是：焊缝金属的性能应高于或等于母材性能。
The principle of choose on welding material of alter-asphalt in every kinds of tanks or tubes is: the character of welding seam metals should be higher than the original welding material.
接头焊缝金属的断裂韧度显著低于母材，而热影响区断裂韧度则介于母材和焊缝金属之间。
The fracture toughness of the weld metal is lower than that of the base metal and the fracture toughness of heat-affected zone (HAZ) is intervenient between those of weld metal and base metal.
采用不同配比的保护气体，在水冷铜模中堆焊焊缝金属，获得不同扩散氢含量的熔敷焊缝试棒。
Deposit metal samples are prepared by GMAW shielded with different gases in copper mould with water cooling.
通过改变焊缝夏比冲击试样的缺口取向，研究了缺口位向对多层焊缝金属韧性及断裂过程的影响。
By changing the nolch local ion of Charpy impact test specimens studied the effect of nolch location on toughness and cracking process in multi-layer welds.
试验结果表明，焊缝金属具有比较好的塑性变形能力，焊缝的损伤值与材料的累积塑性应变呈线性关系。
The experimental results showed that weld metal had enough plastic deformation capacity, and its damage value was linear with the cumulative plastic strain.
WGJ510C2钢在自动埋弧焊焊评试验中所产生的裂纹均在焊缝金属中，与母材没有明显的相关性。
The cracks produced in the automatic SAW welding test are existed in the weld, and has nothing obviously with WGJ510C2 steel.
WGJ510C2钢在自动埋弧焊焊评试验中所产生的裂纹均在焊缝金属中，与母材没有明显的相关性。
The cracks produced in the automatic SAW welding test are existed in the weld, and has nothing obviously with WGJ510C2 steel.
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