Stainless Steel 304 / 304L Wire

304L Stainless Steel Wire

304L stainless steel wire is an ultra-low carbon version of 304 with a maximum carbon content of only 0.03% and physical and mechanical properties almost the same as 304, but weldability and corrosion resistance are better than 304.
Composition, %
Type C, ≤ Si, ≤ Mn, ≤ P, ≤ S, ≤ Cr Ni N, ≤
304L 0.03 1.00 2.00 0.045 0.03 18.00-20.00 8.00-10.50 0.10

Mechanical Properties

Type Tensile Strength, ksi (MPa), Max Elongation in 10 in. (254 mm), Min Diameter, d, mm Diameter, d, in Condition
304L 145 (1,000) 30 0.05-0.13 0.002-0.005 Annealed or bright annealed
135 (930) 30 0.13<d≤0.23 0.005<d≤0.009
130 (900) 35 0.23<d≤0.38 0.009<d≤0.015
125 (860) 40 0.38<d≤0.51 0.015<d≤0.020
120 (830) 40 0.51<d≤0.64 0.020<d≤0.025
115 (790) 40 0.64<d≤0.89 0.025<d≤0.035
110 (760) 45 0.89<d≤1.09 0.035<d≤0.043
105 (720) 45 >1.09 >0.043
120 (830)-150 (1030) 15 0.76-3.18 0.03-0.125 Cold drawn
110 (760)- 140 (970) 15 >3.18 >0.125

Tolerance

Diameter (mm) Tolerance (mm)
0.020-0.049 +0.002, -0.001
0.050-0.074 ±0.002
0.075-0.089 ±0.002
0.090-0.109 +0.003, -0.002
0.110-0.169 ±0.003
0.170-0.184 ±0.004
0.185-0.199 ±0.004
0.200-0.299 ±0.005
0.300-0.310 ±0.006
0.320-0.499 ±0.006
0.500-0.599 ±0.006
0.600-0.799 ±0.008
0.800-0.999 ±0.008
1.00-1.20 ±0.009
1.20-1.40 ±0.009
1.40-1.60 ±0.010
1.60-1.80 ±0.010
1.80-2.00 ±0.010
2.00-2.50 ±0.012
2.50-3.00 ±0.015
3.00-4.00 ±0.020
4.00-5.00 ±0.020