China Manufacturer for Actros 4140 Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang

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China Manufacturer for Actros 4140 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:

China Manufacturer for Actros 4140 Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang detail pictures

China Manufacturer for Actros 4140 Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang detail pictures

China Manufacturer for Actros 4140 Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang detail pictures

China Manufacturer for Actros 4140 Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang detail pictures

China Manufacturer for Actros 4140 Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang detail pictures

China Manufacturer for Actros 4140 Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang detail pictures


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Persisting in "High good quality, Prompt Delivery, Aggressive Price", we've established long-term cooperation with shoppers from each overseas and domestically and get new and previous clients' high comments for China Manufacturer for Actros 4140 Leaf Spring - OEM 55-031 Trailer part leaf spring for American market – Jiachuang, The product will supply to all over the world, such as: Brisbane, Malawi, Auckland, As operation principle is "be market-oriented , good faith as principle, win-win as objective", holding on "customer first, quality assurance, service first" as our purpose, dedicated to provide the original quality, create excellence service , we won the praise and trust in the industry of auto parts. In the future, We will provide quality product and excellent service in return to our customers , welcome any suggestions and feedback from all over the world.
  • The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
    5 Stars By Anastasia from Austria - 2017.11.20 15:58
    Speaking of this cooperation with the Chinese manufacturer, I just want to say"well dodne", we are very satisfied.
    5 Stars By Laura from Moscow - 2017.01.28 19:59