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Piston QPQ Liquid Nitriding Heat Treatment
In conclusion, compared with QPQ treatment, deep QPQ treatment has a great improvement in toughness and elongation, which provides a solution to the unqualified elongation of petroleum tubing material after QPQ treatment and the underground fracture of nitrification pipe. Deep QPQ technology in e...
Vacuum Heat Treatment Of ASP-23 High Speed Steel
ASP-23 is a chromium molybdenum-vanadium powder steel, its characteristics are as follows: 1.High wear resistance (abrasive wear resistance) 2.High compressive strength 3.Excellent hardenability 4.Good toughness, 5.Good dimensional stability of heat treatment 6.Good temper softening resistance 7....
M42 High Cobalt Toughness High Speed Steel Vacuum Heat Treatment Process
M42 steel is high cobalt toughness high speed steel, mainly used for high toughness precision wear-resistant hardware cold die, can also be used for cutting tools and knives cooling.Steel hardness, up to 70HRC, good thermal hardness, high temperature hardness, easy to grind.The cutting tools made...
P20 Die Steel Vacuum Heat Treatment
P20 die steel material P20 die steel is a mold welding material model, the earliest is P20, followed by P20H, P20Ni have come out. P20 steel is suitable for making plastic mold and die casting low melting point metal mold materials.The steel has good machinability and mirror grinding performance....
5CrNiMo Hot Die Steel Heat Treatment
5CrNiMo die steel material 5CrNiMo steel has good toughness, strength and high wear resistance. It is a hot working die steel.Its mechanical properties at room temperature and at 500 ~ 600℃ are almost the same.When heated to 500℃, the hardness of HB300 can be maintained.Because steel contains mol...
How to choose carbide drill?
Drilling has long been considered to be performed at low feed rates and cutting speeds, which was once correct under the working conditions of normal drills.But now, with the advent of carbide drills, the concept of drilling has changed.In fact, by correctly selecting the right carbide bit, the d...
100Cr6 Bearing Steel Roller Vacuum Oil Quenching And Heat Treatment
100Cr6 bearing steel roller is the most widely used high carbon chromium bearing steel with low alloy content and good performance.After heat treatment, it has high and uniform hardness, good wear resistance and high contact fatigue performance. 100Cr6 bearing steel roller, good toughness, good t...