Its results show that with decreasing the relative width of under-matching weld metal, the tensile strength of welding joint increase.
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；
And it is observed that laser power is the ultimate affection of joint strength, the defocusing amount is the weak influence, and the welding speed between the former affection factor.
进一步分析发现激光功率对接头强度的影响最大，焊接速度的影响仅次于激光功率，离焦量的影响最小。
The new spot welding technics of arbitrary waveform control is an effective approach to solve the contradiction of gain high strength joint but without splash.
阐明了任意波形控制法和任意波形控制法点焊新工艺是解决焊点强度高又无飞溅这一对矛盾的有效途径。
The effect of electromagnetic force on the splash, joint strength and welding process of capacitor discharge projection welding is studied.
研究了焊接过程中焊接电流产生的电磁力对电容储能凸焊喷溅、接头强度及焊接工艺的影响。
The effect of welding process on the microstructure and the strength of welded joint is discussed in the present paper.
探讨了焊接工艺过程对气压焊焊接接头显微组织及强度的影响。
We welded the high strength steel BIF340 in different spot welding processing parameters, the structure and property of the welding joint are analyzed.
采用不同的点焊工艺参数对高强度钢板BIF 340实施焊接，并对焊接接头进行组织性能分析，研究点焊参数对BIF 340焊接性能的影响。
But the mechanical properties of weld joint have influence on selection of welding technology and welding material, and on strength calculation of construction.
而接头性能直接影响着结构焊接工艺的选择和强度计算。
The spot weldability and the strength of single spot-welded joint of a chinese steel WP 370 were investigated, and the effects of welding parameters on it were also tested.
以国产WP 370含磷高强度钢板为对象，研究了它的可焊性、点焊焊点的强度以及点焊工艺参数对它们的影响。
WPES is a type of application software for design in the field of welding. The system can manage the WP files and design and compute the strength of welded joint in the steady load.
焊接工艺专家系统属于设计型的焊接领域应用软件，本弧焊工艺专家系统兼有焊接工艺文件的管理能力和焊接接头静载强度的设计计算能力。
The strength of fillet welding joint is related not only to the fillet weld size, but also depends on the base metal strength matching.
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。
Under the condition of this experiment, the wrought magnesium alloy AZ31B could be jointed successfully by YAG laser welding process and the joint strength was up to 95% of the based metal.
在本试验条件下采用YAG激光焊接工艺能够成功的实现变形镁合金az31b的连接，接头强度可达母材的95 %。
In this paper the effect of strength matching of welded joint on welding residual stress distribution in plate welded joints was studied by an thermal elastoplastic finite element method.
采用热弹塑性有限元方法，对平板对接接头中焊缝金属强度组配对焊接残余应力分布的影响进行了研究。结果表明，对于高组配接头，纵向残余应力的峰值接近焊缝金属的屈服极限，出现在焊缝中心。
Impact strength of fusion butt welding joint of polyethylene pipes was tested with a digital impact tester, and some actual fusion welding cases were commented.
应用仪器化冲击试验机对聚乙烯热熔对接焊的冲击性能进行了测试，并对几种实际焊接情况进行了分析。
Crystallinity, hardness, tensile strength and impact toughness of fusion welding joint of polyethylene pipes are tested and analyzed.
测试和分析了聚乙烯管道热熔对接焊接头的结晶度、硬度、拉伸性能和冲击性能，并与基材的性能进行了比较。
Under the same welding process, the shear strength of domestic spot welding joint is higher than Swedish, but the microhardness of the domestic is slightly lower than the Swedish plates.
在同等焊接工艺下，国产钢板点焊接头的剪切强度高于瑞典钢板点焊接头，国产钢板点焊接头的显微硬度略低于瑞典钢板。
The invention realizes preheating before repair welding, and the strength of a repair welding joint is more than that of the deposited metals.
本发明实现了补焊前的预热，补焊接头强度大于熔敷金属自身的强度。
The joint microstructure and mechanical properties of high strength bainitic steel plate were studied by CO2 gas shielded welding(CGSW), submerged arc welding(SAW) and manual arc welding(MAW).
利用二氧化碳保护焊、埋弧焊、手工电弧焊研究了高强度贝氏体钢板焊接接头的组织和力学性能。
The joint microstructure and mechanical properties of high strength bainitic steel plate were studied by CO2 gas shielded welding(CGSW), submerged arc welding(SAW) and manual arc welding(MAW).
利用二氧化碳保护焊、埋弧焊、手工电弧焊研究了高强度贝氏体钢板焊接接头的组织和力学性能。
应用推荐