1) welded metal toughness
焊缝金属韧性
2) weld metal toughness
焊缝金属韧度
3) weld toughness
焊缝韧性
1.
Approved by the research consequence,original austenite grain size has significant effect on weld toughness.
针对这种高钢级厚板管线钢埋弧焊接条件下出现的焊缝韧性波动,采用SEM、能谱分析等对焊缝微观组织、冲击断口形貌、成分偏析、焊缝夹杂物、焊丝纯净度等进行了分析。
2.
According to the fact that the fluctuation of weld toughness at low welding speeds,the weld microstructure,appearances of impact fracture,composition segregation,purity of the plate and welding materials were analyzed by adopting light microscope and SEM,etc.
针对低速下焊缝韧性的波动,采用光镜、SEM等对焊缝微观组织变化、冲击断口形貌、成分偏析、板材及焊材纯净度等进行了分析。
4) 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
5) welding metal
焊缝金属
1.
In this paper,it is concluded that separated out Ti 2Ni phase is main reason of Ti31 alloy welding metal impact toughness decline by microstructure, fracture and surface.
本文主要通过金相、断口、表面等分析 ,确定了Ti2 Ni相的析出是造成Ti31合金焊缝金属冲击韧性降低的的主要原因。
2.
For improving the impact toughness of austenitic stainless steel welding metal in the cryogenic condition,according to the tests of some welding technologies,the effect of carbon, hydrogen and ferrite on austenitic stainless steel impact toughness at 196℃ cryogenic was disuassed and several suggestions for choosing welding metals and technologies were presented.
为了提高奥氏体不锈钢焊缝金属在深冷低温条件下的冲击韧性，根据若干焊接工艺性试验，讨论了在－ 196℃条件下，碳、氢、铁素体对奥氏体不锈钢焊缝金属低温冲击性能的影响，并且提出了焊材选择的几点建议。
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