Resources
Common Spring Materials
Material | Symbol | JIS/ASTM/SAE No. | Applications | ||||
---|---|---|---|---|---|---|---|
General Use | Conductivity | Corrosion Resistance | Heat-Resistance | Fatigue Resistance | |||
Spring Steel | SUP 10 SUP 12 |
JIS G 4801 SAE 9254 |
O | ||||
Hard Drawn Steel Wire | SWB SWC |
JIS G 3521 ASTM A227 |
O | ||||
Music Wire | SWP-A SWP-B |
JIS G 3522 ASTM A228 |
O | O | |||
Stainless Steel Wire | SUS-304 | JIS G 4314 ASTM A313 |
O | O | O | ||
SUS-316 | O | O | |||||
SUS-631 J1 | O | O | O | ||||
Nickel-plated Steel Wire | SW-ND-C | JIS G 3521 ASTM A227 |
O | ||||
Phosphor Bronze Wire | C5191W-H | JIS H 3270 | O | ||||
Oil Tempered SiCr-Alloyed Valve Spring Wire | SWOSC-V | JIS G 3561 ASTM A877 |
O | O | |||
Oil Tempered SiCr-Alloyed Spring Wire | SWOSC-B | JIS G 3560 ASTM A401 |
O | O | |||
High Carbon Tool Steels | SK5(SK65) SK7(SK85) |
JIS G 4401 SAE 1065~1086 |
O | ||||
Carbon Steels for Machine Structural Use | S50C | JIS G 4501 SAE 1050 |
O | ||||
Cold Rolled Stainless Steel Strip for Springs | SUS301-CSP SUS304-CSP |
JIS G 4313 | O | O | O | O |
Preferred Wire Diameters (Metric size)
Refer to Japan Industrial Standards (JIS)
Material | Symbol | Wire Diameter | |||||
---|---|---|---|---|---|---|---|
0.1~0.2mm | 0.21~0.4mm | 0.45~0.9mm | 1.0~1.8mm | 1.9~3.0mm | 3.1~6.5mm | ||
Spring Steel |
SWC | 0.2 |
0.23、0.25 |
0.45、0.50 |
1.0、1.1 |
1.9、2.0 |
3.2、3.5 |
Music Wire | SWPB |
0.10、0.12 |
|||||
Stainless Steel Wire | SUS-304 |
0.10、0.12 |
0.23、0.25 |
0.45、0.50 |
1.0、1.1 |
1.9、2.0 |
3.2、3.5 |
SUS-316 SUS-631 |
0.2 |
0.25、0.30 |
0.45、0.50 |
1.0、1.1 |
1.9、2.0 |
3.2、3.5 |
|
Nickel-plated Steel Wire | SW-ND-C | NA |
0.30、0.35 |
0.45、0.50 |
1.0、1.2 |
NA | NA |
Phosphor Bronze Wire | C5191-W |
0.10、0.12 0.15、0.16 0.18、0.20 |
0.23、0.25 |
0.45、0.50 |
1.0、1.2 |
NA | NA |
Oil Tempered SiCr-Alloyed Valve Spring Wire | SWOSC-V | NA | NA |
0.50、0.60 |
1.0、1.1 |
1.9、2.0 |
3.2、3.5 3.8、4.0 4.5、5.0 |
Oil Tempered SiCr-Alloyed Spring Wire | SWOSC-B | NA | NA | NA | NA | NA |
3.2、3.5 |