It is made of rustproof temperingsteel with a satin-finish surface.
它由防锈的回火钢制成，具有缎光表面。
2
An Analysis on Fatigue Fracture of Oil-Suck-Rod of Non- Quenching and TemperingSteel;
采用扫描电镜等手段分析了断裂活塞，结果表明活塞断裂的性质属于疲劳断裂。
3
The new domestic - developed plastic mould steels include prehardening steel . age hardening steel, quenching-temperingsteel, cold -forming steel, and anti - corrosion steel, etc.