1) crystal pattern
晶纹
1.
Operating hints and safety requirement of re melting in crystal pattern tin plating were introduced.
介绍了晶纹镀锡中重熔工序的操作要点和安全要求。
2) crystallizing finish
晶纹漆;晶纹面饰
3) intergranular crack
沿晶裂纹
1.
The results show that working for long time under high temperature,the wall of reheater pipe is severely thinned with action of oxidation and erosion on the inside and outside surface,and the material of pipe becomes brittle and the intergranular crack forms.
结果表明,由于长时高温运行,再热器管在内外表面氧化腐蚀作用下,管壁严重减薄,材料组织脆化,形成沿晶裂纹,管子不足以承受管内蒸汽压力,形成脆性开裂爆口。
2.
The intergranular cracks found in transition zone were also analyzed and some advices were put forward.
结果表明,两起事故都是由叶片激光熔覆层中缺陷引起的疲劳断裂,同时还分析了过渡区附近的沿晶裂纹产生原因,并提出了一些建议。
4) solidification cracking
结晶裂纹
1.
Trans-varestraint test was used to investigate the solidification cracking mechanism of 690 nickel-based alloy surfacing metal.
采用横向可调拘束试验方法研究了690镍基合金焊带堆焊金属的结晶裂纹形成机理。
2.
Test method, formation mechanism and influence factor of the solidification cracking during the welding of nickel-based corrosion-resistance materials were introduced as well as the research development of that were previewed.
镍基耐蚀材料的焊接结晶裂纹是该类材料焊接性研究中的关键性问题。
3.
The effect of Nb on solidification cracking resistance of 690 nickel alloy surfacing metal was researched by trans-varestraint test.
采用横向可调拘束方法,研究了典型合金元素Nb对690镍合金带极堆焊金属结晶裂纹的影响。
5) Crystal crack
结晶裂纹
1.
The preheating reduced the crystal cracks and increased the tensile strength of welded joints, but which made the work-piece surface oxidized seriously and distorted greatly as well as the crystalline grains grown seriously in base metal, heat - affected zone and welded metal.
分析发现,预热虽然可以减小焊接接头结晶裂纹的倾向,提高接头拉伸强度,但是高温预热却使得焊件表面氧化严重,焊接试板变形大,且母材、热影响区和焊缝晶粒严重长大。
2.
It is shown from the electronfractography and energy spectrum analysis that this is the one of crystal crack.
断口电镜扫描和能谱分析的结果表明 :此类裂纹属于结晶裂纹 ,产生的原因是由于该处形成了粗大且方向性极强的胞状树枝晶组织 ,出现了比较严重的结晶偏析并导致晶界上S、P含量偏高 ,此外 ,该处所存在的背面凹坑也会导致收缩时产生较大的应力集中。
3.
of the crystal crack and deferring crack,at the same time,it put out corresponding solution measures.
对螺旋埋弧焊管焊接过程中出现的结晶裂纹和延迟裂纹的产生原因、形成机理、影响因素、防治措施等进行了分析阐述,同时提出了相应的解决措施。
6) crystal texture
液晶纹理
补充资料：晶纹漆
分子式：
CAS号：
性质：涂膜呈裂纹状美丽晶纹的涂料，亦称晶纹漆。利用桐油的抗污气性不好，例如有二氧化硫等污气，桐油容易起皱的特点，在炼制短油清漆将完工时，加入生桐油或轻度聚合的桐油，配成中油度以上清油，再配以少量颜料可制成晶纹漆。用于装饰工艺品或仪器外壳。
CAS号：
性质：涂膜呈裂纹状美丽晶纹的涂料，亦称晶纹漆。利用桐油的抗污气性不好，例如有二氧化硫等污气，桐油容易起皱的特点，在炼制短油清漆将完工时，加入生桐油或轻度聚合的桐油，配成中油度以上清油，再配以少量颜料可制成晶纹漆。用于装饰工艺品或仪器外壳。
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