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The quality of our products are among the highest in the market, equivalent to OEM products. We enjoy a reputation as one of the oldest and most reliable supplier in the domestic market. We also receive steady orders from our overseas customers.
The quality of our products are among the highest in the market, equivalent to OEM products. We enjoy a reputation as one of the oldest and most reliable supplier in the domestic market. We also receive steady orders from our overseas customers.
| Suspension Leaf Spring for BPW: | |
| 1.Production Name : | High Leaf Spring |
| 2.Types | Equal section leaf spring |
| 3.Width | 80*20*1600MM |
| 4.Thickness | 14-20MM |
| 5.Pieces | 12L |
| 6.Components: | Leaf, clip, center bolt bushing, tip insert, nuts |
| 7.Color | Red, Shinning black, Dark black, Grey |
| 8.Materials: | SUP9,SUP11,52CrMoV4,50CrVA or as your required |
| 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 |
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 )
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