1) microstructures of weld metals
焊缝金属微观组织
3) weld microstructure
焊缝组织
1.
With optimum magnetic intensity and frequency, the weld microstructures were almost fine equiaxed grains and the weld shape was .
当磁感应强度和频率匹配合适时,焊缝成形良好, 焊缝组织几乎为细小的等轴晶。
2.
Based on the Schaeffler diagram, a software that predicts the weld microstructure of dissimilar metal weldments is designed, and its application is illustrated with an example.
利用舍夫勒图 ,设计了一套软件 ,用它可以预测异种钢接头焊缝组织 ,并通过一个具体实例说明了该软件的应用 。
4) microstructure
[英]['maikrəu,strʌktʃə] [美]['maɪkro,strʌktʃɚ]
焊缝组织
1.
Effect of longitudinal magnetic field on microstructure and properties of MIG weld joint of mild steel;
纵向磁场对低碳钢MIG焊焊缝组织及性能的影响
2.
The microstructure of the tested alloys were systemically investigated by means of optical microscope and JSM-5600 scanning electron microscope(SEM),and the relation between microstructure and the welding hot cracking susceptibility was discussed.
采用横向变拘束试验,研究铝锂合金(A合金)和2024合金的焊接热裂纹敏感性;并对焊缝组织进行分析,探讨它对两种合金焊接开裂倾向的影响。
3.
By adjusting Cr content,the changes of the microstructure and mechanical properties of a Fe-base manual SHS welding joint were studied.
研究表明:当焊接接头的含Cr量(质量分数)小于3%时,随Cr的增加,焊缝析出的富Fe相增多,富Fe相显微硬度提高,富Fe相熔合区加宽,提高了焊接接头的力学性能;当含Cr量大于4%时,抑制了富Fe相和富Cu相的液相分离,焊缝组织趋向均匀化的Cu基合金,熔合区Cr与C形成碳化物,出现微裂纹,焊接接头的力学性能降低。
6) weld metal
焊缝金属
1.
Electrochemical corrosion properties for weld metal of austenitic stainless steel;
奥氏体不锈钢焊缝金属的电化学腐蚀性能
2.
Intergranular fracture of weld metal of structure steel in a ship structure at lower temperature and higher loading rate;
结构钢焊缝金属在低温和动载条件下的脆断本质
3.
Precipitation of Copper in High Strength SMAW Weld Metal;
铜在高强度手工焊焊缝金属中的析出行为
补充资料：焊缝金属
焊缝金属
weld metal
hanfeng Ilnshu焊缝金属(weld metal)金属焊接过程中被熔化而形成焊缝的金属。它是金属焊接接头的一个组成部分。若焊接过程中使用了镇充金属，则焊缝金属是熔化的母材和熔敷的填充金属的混合物，否则它仅包含熔化的母材金属。通常要求焊缝金属的力学性能与母材相匹配，而非要化学成分与母材一致。焊缝金属凝固时，沿未熔化的母材壁以树枝状或胞状结晶，使得合金元素产生偏析，导致微观上的不均匀性(与母材相比)。因此，适于母材的强化机制并不适用于焊缝金属，往往需用其他的冶金强化机制。 (李维茜)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条