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High Quality Parabolic Tra Leaf Spring for Heavy Duty Semi Trailer and Truck

China High Quality Parabolic Tra Leaf Spring for Heavy Duty Semi Trailer and Truck, Find details about China Tra Leaf Spring, Spring Leaf from High Quality Parabolic Tra Leaf Spring for Heavy Duty Semi Trailer and Truck

Model NO.
parabolic
Name
Suspension Leaf Spring
Used for
Truck, Semi Trailer, Agriculture Trailer
Trademark
WONDEE
Specification
SUP7, SUP9, SUP9A, SUP10, SUP11A
Origin
China
HS Code
732010
Model NO.
parabolic
Name
Suspension Leaf Spring
Used for
Truck, Semi Trailer, Agriculture Trailer
Trademark
WONDEE
Specification
SUP7, SUP9, SUP9A, SUP10, SUP11A
Origin
China
HS Code
732010
 High Quality Parabolic Tra Leaf Spring for Heavy Duty Semi Trailer and Truck
1. On Wondee leaf springs Since 1999
2. 20 years experience on semi trailers and components
3. 1 year Quality warranty
4. ISO, TS16949 Certificate
5. 7x16 hours service
6. Customized ODM OEM leaf springs available 
7. 4 Global Offices

High Quality Parabolic Tra Leaf Spring for Heavy Duty Semi Trailer and Truck

Wondee leaf springs Specification:
1.Leaf spring raw material source: Our spring flat bar is from the top 1 steel material supplier in China.
2.Color: Red, shinning black, dark black, grey, blue leaf spring.
3.Materials: 60Si2Mn,SUP6,SUP7,SUP9,SUP9A,SUP10,SUP11 and SUP11A are available.
4.Certificate: ISO9001; TS16949; COC; PVOC; CIQ; SONCAP; BV; C/O; FORM E.
5.Suitable for Truck, trailer and bus leaf springs : SCANIA,MAN,VOLVO,TOYOTA,BPW,RANDON,UAZ ,MERCEDES- BENZ,DAF,IVECO,HOWO,CIMC
6.Our products are popular in the worldwide market, including North American, South American, European, African
  Wondee leaf spring has reached more than 100 countries.

Wondee leaf spring factory:

High Quality Parabolic Tra Leaf Spring for Heavy Duty Semi Trailer and TruckHigh Quality Parabolic Tra Leaf Spring for Heavy Duty Semi Trailer and Truck
 Dacromet treatment and Painting line .

High Quality Parabolic Tra Leaf Spring for Heavy Duty Semi Trailer and Truck

Wondee leaf springs Advantage:
 
01.No Rust problem + Perfect looking
Method:
>> Single leaf by electrophoretic painting(Optional)
>> Sembling spring by electrostatic painting(Optional)
Benefits for customers
>> Salt spray testing > 500 hours beat general industrial level 200 hours,avoid rust possiblity
>> Perfect-looking -- uniform painting, complete painting, no scratch
 
02. Pre shot-peening
Method:
>> Make shot peening under rated capacity
Benefits for customers
>> 180,000 times fatigue life beat general level 150,000 times; 
>> bear heavier capacity and use longer time; 
 
03. Pre-pressing and adjust
Method:
>> Make pre-pressing under rated capacity 
>> Select camber by computer
Benefits for customers
>> Guarantee reasonable camber and keep smallest tolerance, 
>> select out leaf spring whose camber is not qualified


High Quality Parabolic Tra Leaf Spring for Heavy Duty Semi Trailer and Truck

Conventional OEM Steel Truck Trailer Leaf Spring Production Process:
High Quality Parabolic Tra Leaf Spring for Heavy Duty Semi Trailer and Truck

FAQ:
 
Q: How do you guarantee quality?
A: We take quality inspect records from raw material to finished product.
   The former department bear 100% responsibility for next process.
 
Q: Can you produce if we have samples only?
A: Our technical ability is strong enough to deal with different types of spring.
   Sample drawing and customers' interests will be protected well.
 
Q: Is it possible to have sample for quality testing?
A: Same or similar sample are available for free.
 
Q: What is your MOQ?
A: For common material size, MOQ requires 30~50 pcs;
   For special material size, Moq requires 3 ton or more;
 
Q: What is your terms of payment?
A: T/T, L/C, Western Union,
 
Q: How do customers evaluate WONDEE?.
A: I must say that you have solved this problem very well.
   It is always best to be open and solve these kind of problems in best possible way for both of us.

Certifications:

High Quality Parabolic Tra Leaf Spring for Heavy Duty Semi Trailer and TruckHigh Quality Parabolic Tra Leaf Spring for Heavy Duty Semi Trailer and TruckHigh Quality Parabolic Tra Leaf Spring for Heavy Duty Semi Trailer and Truck

Besides trailer Leaf springs  , WONDEE also Supply:
 
Semi-trailers:    
Skeletal semi-trailersflatbed semi-trailerscontainer semi-trailerslow bed semi-trailers
van semi-trailersfuel tank semi-trailerslogging semi-trailersFence Semi trailers
Spare Parts:   
Leaf spring, flat bar,Chassis,H-beam
Air suspension, mechanic suspension, bogieCoupling,
Axle  air chamber, slack adjuster hitch. 
Brake drumbrake shoebrake liningwheel hub
tubeless wheel rims, tube wheel rims,Aluminum wheel rimwheel bolt
u boltcenter bolthub bolttwist lock,
Turntable, 5th wheel, landing gear, king pin,

High Quality Parabolic Tra Leaf Spring for Heavy Duty Semi Trailer and Truck
 

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