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Home > products > Trailer Leaf Spring > ISO9001 40-47HRC Hardness 44.5×8-4 Trailer Leaf Spring

ISO9001 40-47HRC Hardness 44.5×8-4 Trailer Leaf Spring

Product Details

Place of Origin: China

Brand Name: BYF

Certification: ISO9001:2015

Model Number: 44.5x8-4

Payment & Shipping Terms

Minimum Order Quantity: Negotiable

Price: Negotiable

Packaging Details: By The Requirement Of Customer

Delivery Time: 20-25 Days

Payment Terms: L/C, T/T, Western Union, Cash

Supply Ability: 10000 Ton/Tons Per Month

Get Best Price
Product Details
High Light:

45.5×8-4 Trailer Leaf Spring

,

40-47HRC Trailer Leaf Spring

,

ISO9001 Trailer Leaf Spring

Material:
60Si2Mn & SUP9
Size:
44.5×8-4
Color:
Black Or As Required
Surface Treatment:
E-Coating/Anti-Rusty Oil≥240 Hours Salty Spray Test
Fatigue Testing:
≥180K Cycles
Shoot Peening:
≥0.18C
Hardness:
40-47HRC
OEM:
Customized Design And Producing In Different Level
Logo:
Customer Customization
Weight:
5 KG
Loading Port:
Qingdao Port Or As Required
Material:
60Si2Mn & SUP9
Size:
44.5×8-4
Color:
Black Or As Required
Surface Treatment:
E-Coating/Anti-Rusty Oil≥240 Hours Salty Spray Test
Fatigue Testing:
≥180K Cycles
Shoot Peening:
≥0.18C
Hardness:
40-47HRC
OEM:
Customized Design And Producing In Different Level
Logo:
Customer Customization
Weight:
5 KG
Loading Port:
Qingdao Port Or As Required
Product Description

Double Eye Leaf Spring 44.5×8-4 | For Heavy Duty Semi Trailer | Material 60Si2Mn & SUP9 | Fatigue Testing ≥180K Cycles

 

LEAF SPRING 44.5×8-4

 


What's advantages of our leaf spring?
 

1. OEM qualtity control to make sure that our leaf spring could long times service. All of our products is official process without any process deleting.

 

2. Fatigue testing pass through al the international standard, according to our customer requirement.

 

3. Especiall the torlerance controll of key dimension is 50% higher than other factories.

 

4. Our engineers got more than 20 years experience in doing this industry. We can slove all problem you met before.
 

5. Strictly quality control. Any complain from you will be quickly treated, and the solution would be given to you inside of 3 days.

 

6. Provide customers with any type of customized production.

 


How long would be needed to your order?
 

Our capacity of production one simple type leaf spring is 600 Tons/8 hours.


Technical Standard

 

1. Single piece leaf spring hardness need to be HB378-445 after heat treatment;

 

2. Overheating, overburning, cracking, folding, bruising and other defects are not allowed on surface;

 

3. Each sinlgle leaf spring need to do stress shot peening treatmnet;

 

4. After the spring assembling, the center bolt must be punched and riveted;

 

5. Bolt mechanical performance level: 8.8-GB3098.1-2000;

 

6. The surface defects of bolts shall be implemented according to GB5779.1-2000;

 

7. Tolerance of bolts is according to GB3103.1-1982 Grade B product ;

 

8. The spring assembly is painted with black paint or as requested, according to QC / T484-TQ9;

 

9. Other technical requirements shall be implemented according to GB / 19844-2005.

 


Product Details

 

 

Size 44.5×8-4
Material 60Si2Mn & SUP9
Surface Treatment E-Coating/Anti-Rusty Oil≥240 Hours Salty Spray Test
Shoot Peening ≥0.18C
Weight 5 KG
Color Black Or As Required
Fatigue Testing ≥180K Cycles
Hardness 40-47HRC
OEM Customized Design And Producing In Different Level
Logo Customer Customization
Loading Port Qingdao Port Or As Required

 

ISO9001 40-47HRC Hardness 44.5×8-4 Trailer Leaf Spring 0 ISO9001 40-47HRC Hardness 44.5×8-4 Trailer Leaf Spring 1
ISO9001 40-47HRC Hardness 44.5×8-4 Trailer Leaf Spring 2 ISO9001 40-47HRC Hardness 44.5×8-4 Trailer Leaf Spring 3
ISO9001 40-47HRC Hardness 44.5×8-4 Trailer Leaf Spring 4 ISO9001 40-47HRC Hardness 44.5×8-4 Trailer Leaf Spring 5
 
Drawing Details
ISO9001 40-47HRC Hardness 44.5×8-4 Trailer Leaf Spring 6

No. Material
specifications
Straighten
length (mm)
1 60Si2Mn 673
2 530
3 340
4 190


Production & Packing


ISO9001 40-47HRC Hardness 44.5×8-4 Trailer Leaf Spring 7 ISO9001 40-47HRC Hardness 44.5×8-4 Trailer Leaf Spring 8
ISO9001 40-47HRC Hardness 44.5×8-4 Trailer Leaf Spring 9 ISO9001 40-47HRC Hardness 44.5×8-4 Trailer Leaf Spring 10
ISO9001 40-47HRC Hardness 44.5×8-4 Trailer Leaf Spring 11

 

Excellent Pre-sale Service
 

1. According to your specification request, provide the best price for you.

 

2. After you confirmed the specification and price, our engineers will draw a Official Drawing for you confirm.

 

3. After our Finance Department confirmed your deposit or Irrevocable L/C, we will start manufacture the products for you.

 

4. Update the progress of production to you in time, to help you know your order details progress.

 

5. After the product manufacture finished, if you need, we will arrange shipping for you.

 

With our professional skill, you just need to pick your products up at the destination place, and don’t need to worry about the shipping at all.


Our Production Line