IS 1570 (Part 2/Sec 1):1979 80C6: Unalloyed carbon steel designated 80C6 in IS 1570 (Part 2/Sec 1):1979, with carbon 0.75-0.85% and manganese 0.50-0.80%. Old designation C80. The standard was reaffirmed in 2004.
| Grade | IS 1570 (Part 2/Sec 1):1979 80C6 |
| Standard | IS 1570 (Part 2/Sec 1):1979 |
| Applications | Cold rolled strip for springs and spring washers (the standard links this grade to IS 2507, IS 4072) |
| Grade | Standard | Region | Live on M-EX |
|---|---|---|---|
| BS 970 (Part 1) 060A78 | BS 970 (Part 1):1991 | UK | No activity yet |
| BS 970 (Part 1) 060A81 | BS 970 (Part 1):1991 | UK | No activity yet |
| SAE J403 1080 | SAE J403:2014 | USA | 3 listings, 0 RFQs → |
| DIN 17222 C80 | DIN 17222:1979-08 | Germany | 0 listings, 2 RFQs → |
| SAE J403 1074 | SAE J403:2014 | USA | No activity yet |
| SAE J403 1078 | SAE J403:2014 | USA | No activity yet |
| SAE J403 1075 | SAE J403:2001 | USA | No activity yet |
| SAE J403 1084 | SAE J403:2001 | USA | No activity yet |
| SAE J403 1085 | SAE J403:2001 | USA | No activity yet |
| SAE J403 1086 | SAE J403:2001 | USA | No activity yet |
| SAE J403 1090 | SAE J403:2001 | USA | No activity yet |
| Grade | Standard | Match |
|---|---|---|
| BS 970 (Part 1) 060A78 | BS 970 (Part 1):1991 | Strong Match |
| BS 970 (Part 1) 060A81 | BS 970 (Part 1):1991 | Strong Match |
| SAE J403 1080 | SAE J403:2014 | Strong Match |
| DIN 17222 C80 | DIN 17222:1979-08 | Strong Match |
| IS 1570 (Part 2/Sec 1) 75C6 | IS 1570 (Part 2/Sec 1):1979 | Strong Match |
| IS 1570 (Part 2/Sec 1) 85C6 | IS 1570 (Part 2/Sec 1):1979 | Strong Match |
| SAE J403 1074 | SAE J403:2014 | Strong Match |
| SAE J403 1080 | SAE J403:2001 | Strong Match |
| C | Mn |
|---|---|
| 0.75-0.85 | 0.50-0.80 |
No active IS 1570 (Part 2/Sec 1):1979 80C6 listings at this time.
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