China Leaf Springs with Bushings Inner for Japanese Car or Trailers, Find details about China Leaf Springs, Spring from Leaf Springs with Bushings Inner for Japanese Car or Trailers
Suspension Leaf Spring for Trailers&Trucks Specification | |
1.Production Name : | trailer part leaf spring made by 60Si2Mn steel |
2.Types | 60Si2Mn steel leaf spring |
3.Width | 45mm---150mm |
4.Thickness | 5mm---60mm |
5.Components: | Leaf,clips/clamps,center bolt bushing,tip insert,nuts |
6.Color | shinning black,dark black,grey,Red, Galvanized |
7.Materials: | SUP7(60Si2Mn),SUP9(55CrMnA),SUP11,52CrMoV4,50CrVA or as your required |
8.Quality level: | Excellent quality for international market, made in China |
Leaf springs production processing and requirements . | |
Material incoming | Chemical Composition test Mechanical Performance test |
Material cuting | Cutting machine |
straightening | Straightening machine |
Drilling Holes | Drilling machine |
Volume ear | Automatic volume ear machine |
Parabolic machining | Automatic parabolic leaf spring rolling mill |
quenching | Heating treatment production line |
tempering | Heating treatment production line |
Hardness test | 100% test |
Shot blasting | Shot blasting machine |
Assembly | Leaf spring assemble line |
Pre- compression | Pre-compression machine |
Coating | Spray painting line |
Testing | Hardness,Magnetic particle inspection , Dimension inspection, Performance test machine, |
Package | in the pallets. |