Specifications

Highway tractors leaf spring:
1. Best price
2. Best quality performance
3. Manufacturer

Highway tractors leaf spring 

1. You don't need to wait long time for your order.

 

2. Our suspension leaf spring are on top quality level.

 

3. Our suspension leaf spring have been sold on many countries such as United England, Russia and more than 40 countries in Europe, South Africa, and Middle east.

 

4. We have professional engineers and designers.

 

5. We have big range leaf spring for Light duty vehicles, buses, trucks and trailers.

 

                                                                

I. Conventional size we can supply:

 

1.Thickness:7mm-50mm 

 

2.Width:45mm-150mm 

 

3.Length:700mm-2000mm

 

Suitable for auto type: Man, Mitsubishi, BPW, Toyoto, Chevroler and Isuzu ect.

 

 

 

 

 II. Auto leaf spring production info:

 

Company name	Chang Tong Technology Co., Ltd
Brand	Chang Tong
Place of origin	Gongyi city, Henan province, China
Specification	Single, multiple, parabolic, variable cross-section, z type leaf spring etc.
Color	Shining black, dark black, grey, blue, red or customized
Conventional raw material	60Si2Mn, 55CrMnA, 60CrMnA, 60CrMnMoA, 50CrVA, 60CrMnBA   SUP6, SUP7, SUP9, SUP9A, SUP10, SUP11A etc.
Conventional Size	Thickness:7mm-50mm  Width:45mm-150mm
Production line	5
Annual production capacity	50,000tons/year
Certificate	ISO/TS16949
Conventional application	Truck, Tralier, Bus and other vehicle:Isuzu, Man, BPW, Mitsubishi, Toyto, Hino etc.
Supplier of raw material	Fangda in Wuhan City
Quality Level	Best quality, accepted by customers
Main abroad Market	United Kingdom, Russian, Middle-east, India, South Afric
Price	FOB Price
MOQ	50 Sets
Payment terms	T/T or L/C
Lead time	20 days after down payment
Package	Iron Pallet/Wooden Pallet

 

III. Packing:

 

 

 IV. Customers to visit our factory:

 

 

Exhibition:

 

 

Brief Enterprise Introduction:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 1)Time of establishment: Sep. 2003

 

 2) Registered capital: 840 million Yuan

 

 3) Floor area:130,000 square meters

 

 4) Number of staffs: nearly 500 people

 

 5) Main products: Auto Leaf Spring, flange, end plate

 

 6) Production capacity: 

 

                              Auto Leaf Spring: 50,000 tons/year

 

                              Flange:50,000 tons/year

 

                              End plate:60000 tons/year 

 

Product Advantages:

 

1) High quality & Reasonable price & Excellent service.

 

2) Relevant technology certificate: ISO/TS16949 ISO9001

 

3) Rich experience in manufacturer & innovation

 

Equipment:

                                                                       

  Pay attention to each detail

 

 

 

 

Production Process(leaf spring):

 

1.Shearing of flat bar

 

2.Center hole punching / Drilling

 

3.End Heating process forming (hot & cold process)

 

4.Heat Treatment

 

5.Surface preparation

 

6.Eye bush preparation process

 

7.Assemble

 

Drawing will be preferable:

 

 

leaf spring drawing sample:

 

1. Variable cross-section leaf spring

 

 

 

 

2. Constant section leaf spring

 

 

 

 

 

Thank you!

 

You are welcome to inquiry.

 

You are welcome to visit our factory.

 

 

Any questions, just feel free to contact me pls for further info. (My skype: eva.gu1226)