1

Product

coil springs compression springs manufacturer

2

Wire diameter

0.5-25mm

3

Material

65Mn/60Si2MnA/55CrSiA/SAE9254 spring steel

4

Quality certification

ISO9001:2008    ISO/TS16949

5

Load type

Compression

6

HRC

46-52 degree

7

Supply ability

5000 pcs /day

8

MOQ

100 pcs for each item

9

Delivery time

Within 25 days or advised by customer

10

Validity period

One year

11

Packing

1.Plastic or PE bags for inner and corrugated cartons for outer

2.As you require

12

Form of ends

open / closed / ground or not

13

Finish 

coating  / spraying / zinc / silver / chromium

14

Payment terms

T/T or L/C or Western Union

15

Figure of springs

cylindrical / conical / ends pig tail/ special figures

16

Trade terms

FOB / CFR / CIF/ EXW

17

Equipment

CNC  coil machines & fatigue tester & tensile tester

18

Application

car / auto / automotive / industrial /mechanical machines

19

Privilege

Large quantity, special discount

20

Custom

OEM/ODM