OEM Supply SAF-Holland 3155102501 air link - High quality china manufacturer SUP9 steel leaf spring for trailer 2728 – Jiachuang

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  • OEM Supply SAF-Holland 3155102501 air link - High quality china manufacturer SUP9 steel leaf spring for trailer 2728 – Jiachuang
  • OEM Supply SAF-Holland 3155102501 air link - High quality china manufacturer SUP9 steel leaf spring for trailer 2728 – Jiachuang

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OEM Supply SAF-Holland 3155102501 air link - 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:

OEM Supply SAF-Holland 3155102501 air link - High quality china manufacturer SUP9 steel leaf spring for trailer 2728 – Jiachuang detail pictures

OEM Supply SAF-Holland 3155102501 air link - High quality china manufacturer SUP9 steel leaf spring for trailer 2728 – Jiachuang detail pictures

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We always continually offer you the most conscientious purchaser services, and the widest variety of designs and styles with finest materials. These efforts include the availability of customized designs with speed and dispatch for OEM Supply SAF-Holland 3155102501 air link - High quality china manufacturer SUP9 steel leaf spring for trailer 2728 – Jiachuang, The product will supply to all over the world, such as: Latvia, Portland, Denver, Furthermore, all of our products are manufactured with advanced equipment and strict QC procedures in order to ensure high quality. If you are interested in any of our products, please don't hesitate to contact us. We will do our best to meet your needs.
    • Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!
    5 Stars By Molly from Slovak Republic - 2018.06.19 10:42
    Wide range, good quality, reasonable prices and good service, advanced equipment, excellent talents and continuously strengthened technology forces，a nice business partner.
    5 Stars By Eunice from Nairobi - 2018.12.30 10:21

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