China semi trailer suspension leaf spring - SAF
Type: Leaf Spring | Material: Steel,SUP9 | Truck Model: SAF vehicle | OEM No.: SAF leaf spring |
Place of Origin: Tianjin China (Mainland) | Brand Name: Qiangbang | Model Number: SAF | Color: black trailer leaf spring |
Size: 100*12mm leaf spring | Load capacity: 30 ton | Leafs: 10 layer trailer leaf spring | Sea port: Tianjin Xingang |
Advantage: Spring steel flat bar manufacture |
China semi trailer leaf spring mainly consist of:
1. Multi-leafs
2. Center bolt
3. Clamps
Semi trailer leaf spring specification
1. Components: Leafs, Clamps, Center Bolt
2.Size: 90*16mm
3. Color: Red, Shinning Black, Dark Black, Grey
4. Materials: SUP9, SUP9A, SUP10, 60Si2Mn, 5160H
5. Quality Level: Excellent quality for international market
6. Truck, trailer, coach, van, bus suitable
7. Our products are popular in the worldwide market, including South America, Africa and Southeast Asian markets and so on.
Leaf spring producing process
China Semi trailer leaf spring making process:
1. Shearing flat bar
2. Center hole punching
3. Spring eye making
4. Heating process
( Hardness test selective)
( Spot test to check if the arch is up to standard, see the following picture)
5. Sand blasting
6. Assembly of leaf spring unit
7. Painting and marking
8. There is no spring eye for trailer leaf spring
Trailer leaf spring Certificate: ISO9001,BV,C/O,Form E
Trailer leaf spring specification:
Truck Trailer Leaf Spring | |
1.Types | Conventional / Tapered |
2.Size | 100*12mm |
3.leafs | 10 leafs |
4.Material | SUP9A, 60Si2Mn |
Specification | |
1.Components | Leafs,clip,center bolt |
2.Color | Red,shinning black,dark black,grey,blue |
3.Materials | SUP6, SUP7, SUP9, SUP9A, SUP10, SUP11 and SUP11A are available. |
4.Certificate | ISO9001; TS16949; COC; PVOC; CIQ; SONCAP; BV; C/O; FORM E. |
5.Compatible vehicle: Truck,trailer and coach | SCANIA,MAN,VOLVO,TOYOTA,BPW,RANDON,UAZ ,MERCEDES-BENZ,DAF,IVECO,HOWO,CIMC |
6.Most of our truck leaf springs are exported to South East, South American and African | |
Advantages: | |
1.We have steel refine factory, we can make sure the quality of the raw material from the very beginning. | |
2.We have advanced flat bar production line, we can make sure different size of flat bar available for truck leaf springs making! | |
3.We have strong technical support in designing and producing truck trailer leaf springs. | |
Leaf Spring Manufacturing process | |
Multi-leaf springs are made as follows: | |
1.Shearing of flat bar | |
2.Center hole punching / Drilling | |
3.End Heating process | (1).Eye Forming / Wrapper Forming |
(2).Diamond cutting / end trimming / width cutting / end tapering | |
(3).End punching / end grooving / end bending / end forging / eye grinding | |
4.Heat Treatment | (1).Heating |
(2).Quenching/Camber forming | |
(3).Tempering | |
5.Surface preparation | (1).Shot peening / stress peening |
(2).Painting | |
6.Eye bush preparation process | (1).Eye reaming / eye boring |
(2).Bush insertion | |
(3).Bush reaming | |
7.Assemble | (1).Presetting & load testing |
(2).Paint touch-up | |
(3).Marking & packing | |
Leaf Spring Payment & Terms | |
* MOQ: 50 Sets | |
* FOB Price:USD850 ~ 950/Ton | |
* Payment Terms: L/C, T/T, Western Union | |
* Supply Capacity: 2000 Tons per Month | |
* Delivery Time: About 10 ~ ~ 15 Working Days | |
* Delivery Port: Xingang, Tianjin | |
* Package: wood pallet; 25T in 1X20FCL. |
Packaging Detail:truck leaf spring wood pallet or steel pallet or on customers request |
Delivery Detail:10 days |