  |
| For Spring
DSR's Stainless Steel Wire for Spring is supplying the Products with excellent mechanical properties (advanced surface, cast & helix) for a uniformity of goods following spring wire shape under the strict quality control with our technology from wire rod to final products, fulfilled with suitable coated treatment classified by the usages.
| |
| |
| ● Surface Finish & Applications |
| Type |
Symbol |
Grade |
Dia(mm) |
Applications |
| S-CO |
WPA |
AISI 302, 304, 304N1, 316 |
0.20 ~ 7.00 |
일반 스프링용 |
| WPB |
AISI 302, 304, 304N1 |
0.20 ~ 6.00 |
| WPC |
AISI 631J1 |
0.20 ~ 4.00 |
| Bright |
WPA |
AISI 302, 304, 304N1, 316 |
0.15 ~ 7.00 |
광택이 필요한 Forming 가공
및
스프링용 |
| WPB |
AISI 302, 304, 304N1 |
0.15 ~ 6.00 |
| Ni-Co |
WPA |
AISI 302, 304, 304N1, 316 |
0.20 ~ 1.60 |
정밀 스프링용
고속자동 COIL용 |
| WPB |
AISI 302, 304, 304N1 |
| WPC |
AISI 631J1 |
| Ni-Co Bright |
WPA |
AISI 302, 304, 304N1, 316 |
0.15 ~ 1.60 |
| WPB |
AISI 302, 304,
304N1 | |
| |
| ● Mechanical Properties |
| Dia(mm) |
Tolerance
(mm) |
Tensile Strength N/mm2(kgf/mm2) |
| CLASS A |
CLASS B |
CLASS C |
| AISI 302 - WPAAISI 304 - WPAAISI 316
- WPA |
AISI 302 - WPBAISI 304 - WPB |
AISI 631J1-WPC |
| 0.16 |
±0.005 |
1650 - 1900 |
2150 - 2400 |
1950 - 2200 |
| 0.18 |
| 0.20 |
| 0.23 |
±0.008 |
1600 - 1850 |
2050 - 2300 |
1930 - 2180 |
| 0.26 |
| 0.29 |
| 0.32 |
| 0.35 |
| 0.40 |
| 0.45 |
±0.010 |
1950 - 2200 |
1850 - 2100 |
| 0.50 |
| 0.55 |
| 0.60 |
| 0.65 |
1530 - 1780 |
1850 - 2100 |
1800 - 2050 |
| 0.70 |
| 0.80 |
| 0.90 |
±0.015 |
| 1.00 |
| 1.20 |
1450 - 1700 |
1750 - 2000 |
1700 - 1950 |
| 1.40 |
| 1.60 |
1400 - 1650 |
1650 - 1900 |
1600 - 1850 |
| 1.80 |
±0.020 |
| 2.00 |
| 2.30 |
1320 - 1570 |
1550 - 1800 |
1500 - 1750 |
| 2.60 |
| 2.90 |
1230 - 1480 |
1450 - 1700 |
1400 - 1650 |
| 3.20 |
| 3.50 |
±0.030 |
| 4.00 |
| 4.50 |
1100 - 1350 |
1350 - 1600 |
- |
| 5.00 |
| 5.50 |
| 6.00 |
| 6.50 |
±0.035 |
1000 - 1250 |
- |
| 7.00 | |
| |
| ● Packing |
|
|
| Dia(mm) |
Packing (F X B X W : A) |
App. W/T(kg) |
| 0.16 ~ 0.44 |
DIN 200 |
12 |
| DIN 250 |
20 |
| DIN 355 |
40 |
| SH390 |
15 |
| SH460 |
35 |
| SH460 |
35 |
| 0.45 ~ 0.79 |
400x300x200(60) |
50 |
| 450x300x240(60) |
100 |
| 700x380x250(60) |
250 |
| 0.80 ~ 1.59 |
500x400x300(60) |
100 |
| 600x400x390(60) |
300 |
| 700x380x250(60) |
350 |
| 1.60 ~ 1.90 |
500x400x300(60) |
100 |
| 600x400x390(60) |
300 |
| 700x380x250(60) |
350 |
| 1.91 ~ 4.00 |
500x400x300(60) |
100 |
| 600x400x390(60) |
300 |
| 750x380x480(130) |
500 | |
| |
| Dia(mm) |
Coil I.D (Inch) |
App. W/T(kg) |
| 0.20 ~ 0.30 |
8 |
10 |
| 0.30 over ~ 0.40 |
8 |
10 |
| 0.40 over ~ 0.50 |
8 ~ 10 |
10 |
| 0.50 ~ 0.80 |
12 |
20 ~ 25 |
| 0.80 ~ 0.90 |
16 |
25 ~ 35 |
| 0.90 over ~ 1.00 |
16 |
25 ~ 50 |
| 1.0 over ~ 1.80 |
16 |
25 ~ 50 |
| 1.80 over ~ 2.30 |
24 |
100 |
| 2.30 over ~ 4.00 |
24 |
100 ~ 200 |
| 4.00 over ~ 7.00 |
24 |
200 ~
500 | |
| |
| Dia(mm) |
Coil I.D (Inch) |
App. W/T(kg) |
| 1.91 ~ 7.00 |
24 |
910 | |
| |
| ● 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) |
| 0.20 ~ 0.40 |
8 |
200 ~ 300 |
30 under |
| 0.40 over ~ 0.50 |
8 |
200 ~ 300 |
| 10 |
250 ~ 370 |
| 0.50 ~ 0.80 |
12 |
300 ~ 450 |
| 0.80 ~ 0.90 |
16 |
400 ~ 600 |
| 0.90 over ~ 1.00 |
50 under |
| 1.00 over ~ 1.80 |
| 1.80 over ~ 2.30 |
24 |
600 ~ 900 |
60 under |
| 2.30 over ~
7.00 | | |
