1) ZG270-500 cast steel piston
ZG270-500铸钢活塞
1.
The early circumference perforated crack cause of the marine ZG270-500 cast steel piston was analyzed by microscope,SEM,EDS,chemical composition and hardness examination.
通过金相显微镜、扫描电镜、化学成分和能谱分析以及硬度测试等手段,对船用ZG270-500铸钢活塞早期周向贯穿裂纹原因进行分析。
2) ZG270-500 cast-steel
ZG270-500铸钢
1.
The chemical composition,hardness,microstructure and fracture morphology of ZG270-500 cast-steel of cracked lifting instrument were detected and analyzed.
对断裂起重机吊具ZG270-500铸钢的化学成分、硬度、显微组织、断口形貌等进行了检测和分析。
3) Cast Alloy Steel Piston
合金铸钢活塞
4) piston casting
活塞铸件
5) cast aluminum piston
铸铝活塞
6) cast iron piston
铸铁活塞环
补充资料：ZG4Cr25Ni35WNb合金中的共晶组织
ZG4Cr25Ni35WNb合金中的共晶组织
717
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