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
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 spheroidite examination and grading for low carbon structural steel, low carbon alloy structural steel, medium carbon carbon structural steel and medium carbon alloy structural steel after spheroidizing annealing.
This standard is applicable to the spheroidite examination and grading for low and medium carbon structural steel after spheroidizing annealing and before cold forming such as cold heading and cold extrusion.
定价: 372元 / 折扣价: 317 元 加购物车
This standard specifies the heat treatment equipment for vacuum low pressure carburizing high pressure gas quenching with double chamber structure and the absolute pressure of high-pressure gas quenching reaching 2 MPa, as well as the technical requirements for process, quality control and inspection, safety and health, environmental protection, etc.
This standard is applicable to the heat treatment process of vacuum low pressure carburizing high pressure gas quenching of steel parts with acetylene, propane and other hydrocarbyl gases as carburizing medium.
定价: 588元 / 折扣价: 500 元 加购物车
This standard specifies the analysis method of pollutants in heat treatment cleaningliquid waste,the harmless treatment method of liquid waste,the technical requirements of liquid waste recycling and emissions.
This standard is applicable to the waste water recycling and emissions in heat treatment production and processing workshop and enterprise.
定价: 372元 / 折扣价: 317 元 加购物车