Chemical Composition
Grade Carbon Manganese Silicon Phosphorus Sulphur Nickel Chromium Molybdenum Others
AISI C Mn Si P S Ni Cr Mo  
201 0.15 5.50-7.50 1.00 0.060 0.030 3.50-5.50 16.00-18.00    
202 0.15 7.50-10.00 1.00 0.060 0.030 4.00-6.00 17.00-19.00    
301 0.15 2.00 1.00 0.045 0.030 6.00-8.00 16.00-18.00    
302 0.15 2.00 1.00 0.045 0.030 8.00-10.50 17.00-19.00    
302HQ 0.03 2.00 1.00 0.040 0.010 9.00-11.00 18.00-20.00   Cu : 3.00-3.50
303 0.15 2.00 1.00 0.200 0.150 8.00-10.00 17.00-19.00 0.06*  
303SE 0.15 2.00 1.00 0.200 0.060 8.00-10.00 17.00-19.00   Se : 0.15 min
304 0.08 2.00 1.00 0.045 0.030 8.00-10.50 18.00-20.00    
304L 0.03 2.00 1.00 0.045 0.030 8.00-10.50 18.00-20.00    
304HC 0.05 2.00 1.00 0.040 0.020 8.50-11.00 18.00-20.00   Cu : 2.00-2.50
310 0.25 2.00 1.50 0.045 0.030 19.00-22.00 24.00-26.00    
310S 0.15 2.00 1.50 0.045 0.030 19.00-22.00 24.00-26.00    
314 0.25 2.00 1.50-3.00 0.045 0.030 19.00-22.00 23.00-26.00    
316 0.08 2.00 1.00 0.045 0.030 10.00-14.00 16.00-18.00 2.00-3.00  
316L 0.03 2.00 1.00 0.045 0.030 10.00-14.00 16.00-18.00 2.00-3.00  
316Ti 0.06 2.00 1.00 0.040 0.015 11.50-14.00 16.50-17.00 2.00-3.00 Ti (min): 5 X %C (max) 0.70
317 0.08 2.00 1.00 0.045 0.030 11.00-15.00 18.00-20.00 3.00-4.00  
317L 0.03 2.00 1.00 0.045 0.030 11.00-15.00 18.00-20.00 3.00-4.00  
321 0.05 1.50 1.00 0.040 0.015 9.00-11.50 17.50-18.00   Ti (min): 5 X %C (max) 0.70
329 0.01 2.00 1.00 0.040 0.030 3.00-6.00 25.00-30.00    
330 0.08 2.00 0.75-1.50 0.040 0.030 34.00-37.00 17.00-22.00    
347 0.08 2.00 1.00 0.045 0.030 9.00-13.00 17.00-19.00   C6+Ta 10XC% min
409 0.08 1.00 1.00 0.045 0.045   10.50-11.75   Ti 6 X C% min
410 0.15 1.00 1.00 0.040 0.030 0.30 11.50-13.50    
414 0.15 1.00 1.00 0.040 0.030 1.25-2.50 11.50-13.50    
416 0.15 1.25 1.00 0.060 0.150 min   12.00-14.00 0.06*  
416SE 0.15 1.25 1.00 0.060 0.060   12.00-14.00   Se : 0.15 min
420 0.15 min 1.00 1.00 0.040 0.030 0.30 12.00-14.00    
420F 0.15 min 1.25 1.00 0.060 0.150 min   12.00-14.00    
430 0.12 1.50 1.00 0.040 0.030 0.30 16.00-18.00    
440C 0.95-1.20 1.00 1.00 0.040 0.030   16.00-18.00 0.75  
904L 0.02 2.00 1.00 0.045 0.035 24.00-26.00 18.00-20.00 4.50 Cu : 1.50
                   
ELECTRODE GRADES
304L 0.03 2.00 1.00 0.030 0.015 9.00-11.00 18.50-20.00    
308L 0.02 2.00 1.00 0.020 0.015 9.50-11.50 19.50-20.50   S + P : 0.03 max
316L 0.02 2.00 1.00 0.020 0.015 12.50-14.50 18.50-19.50 2.00-2.50 S + P : 0.03 max
309L 0.02 2.00 1.00 0.020 0.015 13.50-15.50 23.00-25.00   S + P : 0.03 max
312 0.15 2.00 1.00 0.025 0.025 8.50-10.00 29.00-32.00   S + P : 0.03 max
* Optional
Single Value indicates maximum % content or else as specified
All the grades mentioned herein are not necessarily manufactured by us but are given for reference only