Dongfeng Tianlong truck and trailer auto parts parabolic leaf spring30*90

Specification

• Types:Parabolic Leaf Spring

• Material:60Si2Mn,65Mn,55SiMnVB(SUP9),50CrVA(SUP10)

• Color: Red, Shinning Black, Dark Black, Grey, Blue

• Position:rear

• Size:30*90

• Blades quantity:1pieces
  

• Certificate: ISO9001:2000

• Place of Original:China

• Load type:compression

• Components:Leaf,Bolt,Clip,Bushing
  

• Brand:Jinguan,Jinduishan,Jinlite,Wanlida,Kuaiyun

• Suitable:SCANIA,MAN,VOLVO,TOYOTA,BPW,RANDON,UAZ ,MERCEDES-BENZ,DAF,IVECO,HOWO,CIMC,STR,OMAN

• Finish:Zinc / Tin / Nickel / Chrome Plating/Black Oxide/Color Painted/PVC/Powder Coating/Shot  Blasting/Polishing/Passivate
  










Packaging&delivery





• Packaging Detail:wooden package and iron package or client`s requirement

• Delivery Detail:20-25days

  
  




What can we offer to you:

Size:Width:50mm-100mm or as required

Thickness:6mm-30mm or as required




Advantage of production:





• Source of quality control:own factory for steel making

• widely range of size:own production line for flat bars

• Convenient transportation:own logistic service and short distance to seaport

• High productivity:expertised workers and advanced manchines







Leaf Spring Manufacturing process




Multi-leaf springs are made as follows:




1.Shearing of flat bar




2.Center hole punching / Drilling




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




(1).Eye Forming / Wrapper Forming




(2).Diamond cutting / end trimming / width cutting / end tapering




(3).End punching / end grooving / end bending / end forging / eye grinding




(4).Center hole punching / Drilling / nibbing




4.Heat Treatment




(1).Heating




(2).Camber forming




(3).Quenching




(4).Tempering




5.Surface preparation




(1).Shot peening / stress peening




(2).Painting




6.Eye bush preparation process




(1).Eye reaming / eye boring




(2).Bush insertion




(3).Bush reaming




7.Assemble




(1).Presetting & load testing




(2).Paint touch-up




(3).Marking & packing







Our company is specialized in all types of leaf springs manufacturing as well as since 1995.All products are exported to overseas throughout over 30 countries terms of Asia, Mid-east, Euro and North-America etc.We can produce over 25000tons per year with general capacity.

Controlling all of products is a certified ISO 9001:2000 System.

We have varieties of blade springs.We can also be customised

Product details:

ABOUT US:

We established in 1995.And have a long history to produce leaf spring.Our factory are settled in the Migezhuang auto parts industrial of Hebei Province.Welcome to visit our factoy.

Attending the exhibition in beijing 2014.4.26.

PRODUCING PROCESS:

If you have a interesting of this product,you can send the email or phone to us.We will be happy to give you the best price and good service.Desired your visiting.

Hebei Jinguan Leaf Spring CO.,LTD

International sales department