Surface Finish & Applications
Type
Symbol
Grade
Dia(mm)
Applications
S-CO
WPA
AISI 302,304,316
0.18-6.00
General Spring
WPB
AISI 302,304
WPC
AISI 631J1
Ni-Co (Nickel coating)
WPA
AISI 302,304,316
0.06~2.00
Precision coiling at high speed
WPB
AISI 302,304
Bright
WPA
AISI 302,304,316
0.06-6.00
Precise spring wire for good bright surface & forming processing work
WPB
AISI 302,304
Mechanical Properties
Dia(mm)
Tolerance(mm)
Tensile Strength N/mm2(kgf/mm2)
AISI 302 - WPAAISI 304 - WPAAISI 316 - WPA
AISI 302 - WPBAISI 304 - WPB
0.06
±0.005
1620-1870 (165 - 190)
2160 - 2410 (220 - 245)
0.08
0.10
0.12
0.15
0.16
0.18
0.20
±0.008
0.23
1570 - 1820 (160 - 185)
2060 - 2310 (210 - 235)
0.26
0.29
0.32
0.35
0.40
0.45
1960 - 2210 (200 - 225)
0.50
±0.010
0.55
0.60
0.65
0.70
0.80
1470 - 1720 (150 - 175)
1860 - 2110 (190 - 215)
0.90
1.00
1.20
±0.015
1370 - 1620 (140 - 165)
1770 - 2010 (180 - 205)
1.40
1.60
1320 - 1570 (135 - 160)
1670 - 1920 (170 - 195)
1.80
2.00
±0.020
2.30
1280 - 1520 (130 - 155)
1570 - 1820 (160 - 185)
2.60
2.90
3.20
1180 - 1430 (120 - 145)
1470 - 1720 (150 - 175)
3.50
±0.030
4.00
5.00
6.00
Packing(Spool)
Dia(mm)
Packing (F X B X W : A)
App. W/T(kg)
0.06 ~ 0.15
Spool
0.5 - 3
0.16 ~ 0.40
DIN 2000
12
DIN 250
20
0.41 ~ 0.50
DIN 355
40
0.51 ~ 0.80
400 X 300 X 200 (60)
50
450 X 300 X 240 (60)
100
0.81 ~ 1.20
500 X 400 X 300 (60)
100
600 X 400 X 390 (60)
300
1.21 ~ 1.60
500 X 400 X 300 (60)
100
600 X 400 X 390 (60)
300
1.61 ~ 2.00
500 X 400 X 300 (60)
100
600 X 400f X 390 (60)
300
2.01 ~ 6.00
750 X 550 X 500 (130)
500
Packing(Coil)
Dia(mm)
Coil I.D (Inch)
App. W/T(kg)
0.06 ~ 0.15
4 ~ 6
0.5 ~ 3
0.16 ~ 0.30
8
10
0.31 ~ 0.40
8
10
0.41 ~ 0.50
8 ~ 10
10
0.51 ~ 0.80
12
20 ~ 25
0.81 ~ 0.90
16
25 ~ 35
0.91 ~ 1.00
16
25 ~ 50
1.01 ~ 1.80
16
25 ~ 50
1.81 ~ 2.50
24
100
2.51 ~ 6.00
24
100 ~ 200
Cast & Helix(Pitch)
The most important thing to make high quality spring is how to control cast & helix. As our specifications are based on lots of customer's demands, we have ever made control of it as follows:
Dia(mm)
Coil I.D(Inch)
Cast(mm)
Helix(mm)
0.06 ~ 0.15
4 ~ 6
160 ~ 250
30 under
0.16 ~ 0.40
8
200 ~ 30
0.41 ~ 0.50
8
200 ~ 300
10
250 ~ 370
0.51 ~ 0.80
12
300 ~ 450
0.81 ~ 0.90
16
400 ~ 600
0.91 ~ 1.00
50 under
1.01 ~ 1.80
1.81 ~ 2.50
24
600 ~ 900
60 under
2.51 ~ 6.00
Stainless Steel Spring Wire
Description
Product Inquiry
Purchase Product Catalog
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