This spring assy are widely used in American for heavy duty truck .
Spring Measurements Specs
Totally 9 blades , 1pc Inclined plate ,1-4 blade Width(mm)*Thickness(mm): 100*14, 5-6 blade Width(mm)*Thickness(mm): 100*13, 7-9 blade 100*11 , Eye to Eye Measurement 1371 mm (Free Length Measurement),Tolerance range within ±3mm . 2pcs biametal bushesØ32*Ø38*98 comes to install spring eyes .
Free Arch Measurement (see picture) 109.5mm,Tolerance range within ±3mm .
All datas are obtained by measuring the new produce product .
|
NO.Leaf |
W&T(mm) |
Length(mm) |
Per Weight(kg) |
Assy Weight(kg) |
|
1 |
100*14 |
635+736 |
18.44 |
82.2 |
|
2 |
100*14 |
635+736 |
17.41 |
|
|
3 |
100*14 |
486+562 |
11.89 |
|
|
4 |
100*14 |
400+460 |
9.45 |
|
|
5 |
100*13 |
336+390 |
7.86 |
|
|
6 |
100*13 |
273+317 |
6.02 |
|
|
7 |
100*11 |
203+235 |
3.78 |
|
|
8 |
100*11 |
165+190 |
3.07 |
|
|
9 |
100*11 |
120+130 |
2.16 |
Ford Trucks Introduce
The Ford F/L-Series are a series of full -size pickup and heavy duty trucks from the Ford Motor Company which has been sold continuously since 1948 till now for F-series and till 1988 for L-series .
Class 1: F-100,F-101,F-102,F-103,F-104,F-105,F-106,F-107,F-108,F-109,F-10N,F-110,F-111.
Class 2: F-112,F-113,F-140,F-141,F-142,F-143,F-150,F-151,F-250,F-250XLT,F-250HD,F250,F251,F252,F253,F254,F255,F256, F257,F258,F259,F260,F261,F262,F263,F264,F265,F266(Note:models produced in 1972-1979:F350,F351,F352,F353,F354,F355,F356,F357,F358,F359)
Class 3 : F-350,F-360
Class 4 : F-450
Class 5 : F-550
Class 6 : F-650
Class 7 : L-600/L-6000 series,L-700/L-7000 series
Class 7 : L-800/L-8000 series,L-900/L-9000 series
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
1.Material Cutting
4.Edge Cutting
7.Stress Peening
2.Punching
5.Quenching
8.Assembling
3.Eye Rolling
6.Tempering
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 )
