Music Wires – Steel Wires for Musical Instrument Strings

Features
  • Fine precision
  • Superior surface quality
  • Nickel plated optional
Chemical Composition
Wire Grade
C
Si
Mn
P
S
Cu
JIS G 3522 SWPA
0.80-0.85
0.12-0.32
0.30-0.60
max0.025
max0.025
max0.020
JIS G 3522 SWPB
0.80-0.85
0.12-0.32
0.60-0.90
max0.025
max0.025
max0.020
Dimensional Tolerance
Diameter range (mm) SWB SWC
Tolerance(mm) Roundness(mm)
0.15≤D≤0.20 +0/-0.004 max 0.003
0.20≤D≤0.50 +0/-0.008 max 0.004
0.50≤D≤0.60 +0/-0.010 max 0.005
0.60≤D≤1.00 +0.005/-0.010 max 0.008
1.00≤D≤1.50 +0.005/-0.015 max 0.010
Tensile Strength
JIS G3522 SWPA/SWPB
Diameter (mm) Tensile Strength (N/mm2)
SWPA SWPB
0.15 2650-2940 2940-3240
0.16 2650-2940 2940-3240
0.17 2600-2890 2890-3190
0.18 2600-2890 2890-3190
0.19 2600-2840 2840-3090
0.20 2600-2840 2840-3090
0.25 2500-2750 2750-2990
0.30 2400-2650 2650-2890
0.35 2350-2600 2650-2890
0.40 2350-2600 2600-2840
0.45 2300-2550 2550-2790
0.50 2300-2550 2550-2790
0.55 2260-2500 2500-2750
0.60 2210-2450 2450-2700
0.65 2210-2450 2450-2700
0.70 2160-2400 2400-2650
0.75 2110-2350 2350-2600
0.80 2110-2350 2350-2600
0.85 2110-2350 2300-2500
0.90 2110-2350 2300-2500
0.95 2060-2260 2260-2450
1.00 2060-2260 2260-2450
1.05 2010-2210 2210-2400
1.10 2010-2210 2210-2400
1.15 2010-2210 2210-2400
1.20 2010-2210 2210-2400
1.25 1960-2160 2160-2350
1.30 1960-2160 2160-2350
1.35 1960-2160 2160-2350
1.40 1960-2160 2160-2350
1.45 1910-2110 2110-2300
1.50 1910-2110 2110-2300
× How can I help you?