This standard specifies contents of the raw materials and requirements,inspection requirements,grade and evaluation of microstructure after quenching,etc.of commonly used medium-carbon structural steel and medium-carbon alloy structural steel.
This standard is applicable to the examination and evaluation of microstructure of medium- carbon structural steel and medium-carbon alloy structural steel parts after quenching and tempering.
This standard is not applicable to the evaluation of microstructure containing decarburization,overfiring and under austempering state of medium-carbon structural steel and medium-carbon low-alloy structural steel parts after quenching and tempering.
定价: 816元 / 折扣价: 694 元 加购物车
This standard specifies the methods to establish and implement the immersion quenching process, the requirements of using quenchant, technical requirements of immersion quenching devices, quenching crane, operation machine, manipulator and quenching fixture, quality control and inspection, operation safety and environmental protection, etc.
This standard is applicable to the immersion quenching of steel, but not to other quenching processes.For immersion quenching of other metallic materials, this standard could also be referenced.
定价: 864元 / 折扣价: 735 元 加购物车