舞钢研制开发的调质钢wh80 Q具有高强度、良好的低温冲击韧性、抗层状撕裂性能、较低的时效敏感性系数。
The quenched and tempered steel WH80Q offers high strength, excellent low temperature impact toughness, lamellar tearing resistance and lower aging sensitivity factor.
象传统铲斗一样，锥形铲斗也在需要的部位使用高质量的，既具有高强度又耐腐蚀的调质钢。
As with conventional bucket, the taper bucket is manufactured from high quality quench and tempered steels allowing for high strength, as well as high abrasiveness in required areas.
冷作强化非调质钢螺栓经时效处理可以稳定组织、提高强度、降低残余应力。
Aging treatment is performed for microalloyed steel for cold hardening bolt, which can stabilize its microstructure, enhance its strength and reduce its residual stress.
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