hardening heat treatment process

hardening heat treatment process the basic manufacturing process of machinery foundation is to develop advanced and green manufacturing techniques, reduce energy, material consumption, improve the environment, and improve product quality and efficiency.

1. Casting process
Directional solidification and casting, hot air cupola and its long campaign life of smelting technology, the digital simulation technique, high compactness of clay sand automatic molding line technology, quick die without sand mold casting, aluminum, magnesium, titanium and other special alloy casting process, composite casting process, semi-solid casting technology, high temperature, low temperature, Gao Jiangren materials (nodular cast iron, isothermally quenched ductile iron, vermicular cast iron, light alloy) precision casting process.

2. Forging process
Forming process large thin wall structure as a whole, multi-station cold forging process, the temperature, high speed precision upsetting process, large complex structure precision bulk forming technology, large ring process of cold rolling sheet pipe precision forming technology, high strength steel plate hot forming process of the crankshaft, wind valve spindle and the whole fiber net shaping technology, automotive aluminum alloy precision forging process, the spiral bevel gear forging – mill joint manufacturing technology, fine blanking process.

3. Welding process
Laser and laser arc composite heat source of welding technology, friction stir welding process, high precision and large thickness of cutting process, the high efficiency electric arc welding technology and plasma spray welding process, near net shaping new welding technology.

4. Heat treatment process
Reminder seepage process chemical heat treatment, and precision control of heating and quenching process, gear and bearing precision controlled heat treatment process, vacuum heat treatment process very large parts, big axle tube parts and hardening heat treatment process, large controlled atmosphere without whole fibers liner materials plate continuous heating furnace heat treatment process, the continuous vacuum heat treatment process, large sheet press quenching heat treatment process, cryogenic heat treatment process.

5. Surface treatment process
Surface treatment of aluminum, magnesium alloy, titanium alloy parts and strengthening technology, nano particle composite brush plating technology, nano ceramic coating process, plasma, laser and electron beam surface strengthening technology, low chromic acid plating hard chromium, galvanized after low chromium passivation, such as green electroplating process.

6. Cutting processing and special processing technology
High-speed/ultra-high speed machining technology, composite processing technology (such as car milling compound, milling, grinding compound), composite material cutting process, the ultra precision machining process (0.02 ~ 0.05 microns) shafting precision, large parts machining process, the minimal quantities of lubricant cutting process, dry cutting technology, “three” beam (electron beam and ion beam, laser beam) processing technology, electrical discharge machining technology, ultrasonic machining process, the incremental manufacturing, precision forming technology of powder metallurgy parts.