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(1) Chemical oxidation coloring method: It is the color of the film formed by chemical oxidation in a specific solution, including dichromate metho...

Commonly used stainless steel spring surface treatment technology has the following treatment methods: ① surface whitening treatment; ② surface mir...

A spring is a mechanical part that uses elasticity to work. Parts made of elastic materials deform under the action of external force, and return t...

1. The surface treatment of the spring is generally phosphating, and other treatments are also possible. Where the coating is zinc and cadmium, the...

During the use of the spring, it must be corroded by harmful gases and work under the condition of corrosion fatigue, causing local corrosion damag...

1. Quenching When quenching and heating in a salt bath furnace, the springs should be evenly bundled with iron wires, or the springs should be heat...

The air spring has nonlinear characteristics, and its stiffness changes with the load, so its natural vibration frequency remains almost unchanged ...

General spring steel can be produced by electric furnace, open hearth or oxygen converter; high-quality spring steel with good quality or special p...

Stainless steel spring is an elastic element that requires corrosion resistance, temperature resistance and non-magnetic use in many industries suc...

During the driving of the car, if you find that the valve spring of the diesel engine is broken, you can first remove the broken spring, and then r...

Because the valve spring is subjected to torsion when it works, the stress distribution on its circular section is uneven. From the origin near the...

The calculation of valve springs is a complex system design issue. A good spring design minimizes friction and wear in the valve train. Now, an ana...