China OEM Iveco Leaf Spring - High quality cheap price TRA-2260 leaf spring for trailer – Jiachuang

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  • China OEM Iveco Leaf Spring - High quality cheap price TRA-2260 leaf spring for trailer – Jiachuang
  • China OEM Iveco Leaf Spring - High quality cheap price TRA-2260 leaf spring for trailer – Jiachuang

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China OEM Iveco Leaf Spring - High quality cheap price TRA-2260 leaf spring for trailer – Jiachuang Detail:

This spring assy are widely used in American for trailer .

Spring Measurements Specs

Totally 8 blades , 1-5 blade Width(mm)*Thickness(mm):76*13, 6-8 blade Width(mm)*Thickness(mm):76*12,  End to End Measurement 1124 mm (Free Length Measurement), A side Free Arch Measurement 133.5mm,Tolerance range within ±3mm ,B side Free Arch Measurement 121mm,Tolerance range within ±3mm,Middle straight 203mm .

All datas are obtained by measuring the new produce product .

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Conventional Type Tra2260 Spring Leaf Are Made As Follows

Multi-leaf springs are made as follows:

1.   Shearing of flatbar

2.   Center holepunching / Drilling

3.   End Heatingprocess forming (hot & cold process)

a.  Eye Forming /Wrapper Forming

b.  Diamond cutting/ end trimming / width cutting / end tapering

c.  End punching /end grooving / end bending / end forging / eye grinding / end rolling

d.  Center holepunching / Drilling / nibbing

4.   Heat Treatment

a.  Heating   b.  Hardening   c.  Cambering   d.  Quenching   e.  Tempering

5.   Surfacepreparation

a.  Shot peening /stress peening      b.  Primary painting

6.   Eye bushpreparation process

a.  Eye reaming /eye boring   b.  Bush insertion   c.  Bush reaming

7.   Assemble

a.  Presetting &load testing    b.  Finish painting   c.  Marking &packing

Key Points Keep The High Quality

1) Raw matrail .
Thickness less than 20mm. we choose SUP9/55Cr3/SAE5160H as the product material
Thickness from 20-30mm. wE choose SUP11A/50CrVA
Thickness more than 30mm. We choose 51CrV4 as the raw material
Thickness more than 50mm. We choose 52CrMoV4 as the raw material
2) Quchenging Process
We strickly controled the steel temeprure around 800 degree.
we swing the spring in the qenching oil among 10 seconds according to the spring thickness.
3)Shot Peening.
Each assmembing spring set under stress peening .
Fatigue test can reach over 150000 cycus
4) Painting
Each leaf under cataphoresis painting.
Salt spray testing reach 500hours

Production Process

material-cutting

1.Material Cutting

Edge-Cutting

4.Edge Cutting

Stress-Peening

7.Stress Peening

Punching

2.Punching

Quenching

5.Quenching

Assembling

8.Assembling

Eye-Rolling

3.Eye Rolling

Tempering

6.Tempering

Painting

9.Painting

FAQ

Q1: What type of leaf spring could you produce ?

A: We can produce most kinds of springs in the market. especially on the parabolic springs.

Q2: What material could you supply for leaf spring?

A: Our material grade should be SUP9/SUP9A /SUP11A/51CrV4 /52CrMoV4/ even 55Cr3 and  SAE5160H as well .

Q3: How long will be your delivery time?

A: 20-40days. If material stock enough around 20days. if not,would be 40days

Q4: What payment terms are acceptable?

A: TT and LC at sight

Q5: What is the packing?

A: No fumigation wooden pallet . we also can pack according to whatever you request if reasonable.

Q6:How about the surface finishing ?

A : electrophoresis coating (black,red,gray,or as customer’s requests )

Product detail pictures:

China OEM Iveco Leaf Spring - High quality cheap price TRA-2260 leaf spring for trailer – Jiachuang detail pictures

China OEM Iveco Leaf Spring - High quality cheap price TRA-2260 leaf spring for trailer – Jiachuang detail pictures

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We provide good power in high-quality and progress,merchandising,revenue and internet marketing and operation for China OEM Iveco Leaf Spring - High quality cheap price TRA-2260 leaf spring for trailer – Jiachuang, The product will supply to all over the world, such as: Belarus, Hyderabad, Italy, Our products are exported worldwide. Our customers are always satisfied with our reliable quality, customer-oriented services and competitive prices. Our mission is "to continue to earn your loyalty by dedicating our efforts to the constant improvement of our products and services in order to ensure the satisfaction of our end-users, customers, employees, suppliers and the worldwide communities in which we cooperate".
    • This is a reputable company, they have a high level of business management, good quality product and service, every cooperation is assured and delighted!
    5 Stars By Paula from Myanmar - 2018.02.04 14:13
    The company account manager has a wealth of industry knowledge and experience, he could provide appropriate program according our needs and speak English fluently.
    5 Stars By Claire from Angola - 2017.09.09 10:18

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