China Cheap price Leaf Spring For Trailer - High quality china manufacturer SUP9 steel leaf spring for trailer 2728 – Jiachuang

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  • China Cheap price Leaf Spring For Trailer - High quality china manufacturer SUP9 steel leaf spring for trailer 2728 – Jiachuang
  • China Cheap price Leaf Spring For Trailer - High quality china manufacturer SUP9 steel leaf spring for trailer 2728 – Jiachuang

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abide by the contract", conforms on the market requirement, joins from the market competition by its good quality likewise as provides more comprehensive and superb support for customers to let them become large winner. The pursue of the company, is definitely the clients' pleasure for Jeep Wrangler Front Leaf Springs , Hilux leaf spring , Trailer Leaf Spring Suspension Kit , We warmly welcome domestic and overseas customers send inquiry to us ,we have 24hours working team! Anytime anywhere we are still here to be your partner.
China Cheap price Leaf Spring For Trailer - High quality china manufacturer SUP9 steel leaf spring for trailer 2728 – Jiachuang Detail:

This spring assy are widely used in American for trailer .

Spring Measurements Specs

Totally 3 blades , 3pcs middle pads , End to End Measurement 1124 mm (Free Length Measurement), A side Free Arch Measurement 97mm，Tolerance range ±3mm ,B side Free Arch Measurement 89mm,Tolerance range ±3mm, Middle straight 203mm .

All datas are obtained by measuring the new produce product .

tuzhi

NO.Leaf

W&T(mm)

Length(mm)

Per Weight(kg)

Assy Weight(kg)

1

76*20

578+546

12.35

26

2

76*20

383+383

8.28

3

76*20

235+235

4.84

TRA2728 Leaf Spring Detail Photos

1
2

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 Cheap price Leaf Spring For Trailer - High quality china manufacturer SUP9 steel leaf spring for trailer 2728 – Jiachuang detail pictures

China Cheap price Leaf Spring For Trailer - High quality china manufacturer SUP9 steel leaf spring for trailer 2728 – Jiachuang detail pictures

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We always think and practice corresponding to the change of circumstance, and grow up. We aim at the achievement of a richer mind and body and the living for China Cheap price Leaf Spring For Trailer - High quality china manufacturer SUP9 steel leaf spring for trailer 2728 – Jiachuang, The product will supply to all over the world, such as: Swiss, The Swiss, Islamabad, Selling our products and solutions causes no risks and brings high returns to your company instead. It is our consistent pursuit to create value for clients. Our company is looking for agents sincerely. What are you waiting for? Come and join us. Now or never.
    • Managers are visionary, they have the idea of "mutual benefits, continuous improvement and innovation", we have a pleasant conversation and Cooperation.
    5 Stars By John biddlestone from South Africa - 2017.09.29 11:19
    The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
    5 Stars By Dinah from South Korea - 2018.09.29 17:23

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