Professional China Heavy Duty Truck Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang

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Professional China Heavy Duty Truck Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang Detail:

Spring Measurements Specs

Totally 13 blades , the 1st blade Width(mm)*Thickness(mm): 76*13, the 2-13 blade Width(mm)*Thickness(mm): 76*12 , End to End Measurement 1536 mm (Free Length Measurement),Tolerance range within± 3mm . 1pcs biametal bushesØ32*Ø38*74 comes to install spring eyes .

Free Arch Measurement (see picture) 159mm,Tolerance range within ±3mm .

All datas are obtained by measuring the new produce product .

tuzhi

International Trucks

Navistar International Corporation Formerly International Harvester Company is an American Holding company that owns the manufacturer of International brand commercial trucks .

Class 5 : International TerraStar,4300 series .

Class 6 : International DuraStar,4400 series , International Navistar(4600,4700,4900),International Harvester (S-1600,S-1700,S-1800,S-1900,S-2000)

Class 7 : International Navistar (S-2200 short-hood-wide-cab,S-2500 long-hood,S-2600 long hood-set back front axle),International Navistar (8100,8200),DuraStar 7600 series .

Class 8 : ProStar ,9000 series(9100,9200i, 9400i, 9900i , 9900ix),LoneStar,8000 series (8500,8600),TranStar ,PayStar(5500,5600,5900-SFA”SET FRONT AXLE”,5900-SBA”SET BACK AXLE”),WorkStar 7300,7400,7500,7600,7700, DuraStar 4300/4400 6×4 .

International Trucks Leaf Spring Catalogue

Part NO.

ASSY

W*T(mm)

Per Weight(kg)

55-031

13L

76*12/13

70.1

55-035

14L

75*13

87.9

55-035HD

14L

76*13/15

108.8

55-037

4L

76*9/10

16.6

55-041

14L

76*9/12/13

75.8

55-1197

13L

76*10/12/13

76.6

55-029

14L

76*11/12/13

79.9

 The above is just a small part of our catalogue, if you have demands on other American trucks, like TRA-series, Hendrickson,  Freightliner, GMC, MACK, KENWORTH,  Please send your inquiry to us , we will provide our best price to you.

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:

Professional China Heavy Duty Truck Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang detail pictures

Professional China Heavy Duty Truck Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang detail pictures

Professional China Heavy Duty Truck Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang detail pictures

Professional China Heavy Duty Truck Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang detail pictures

Professional China Heavy Duty Truck Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang detail pictures

Professional China Heavy Duty Truck Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang detail pictures


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We believe in: Innovation is our soul and spirit. Quality is our life. Customer need is our God for Professional China Heavy Duty Truck Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang, The product will supply to all over the world, such as: Ghana, Canberra, Kuala Lumpur, Our business activities and processes are engineered to make sure our customers have access to widest range of products with the shortest supply time lines. This achievement is made possible by our highly skilled and experienced team. We look for people who want to grow with us around the globe and stand out from the crowd. We now have people who embrace tomorrow, have vision, love stretching their minds and going far beyond what they thought was achievable.
  • The supplier abide the theory of "quality the basic, trust the first and management the advanced" so that they can ensure a reliable product quality and stable customers.
    5 Stars By Roxanne from Swansea - 2018.11.04 10:32
    This company can be well to meet our needs on product quantity and delivery time, so we always choose them when we have procurement requirements.
    5 Stars By Agustin from Kuala Lumpur - 2017.05.21 12:31