Standard: ASTM A519
Applications: for mechinery, mechanical engineer
Steel Grade and Chemical Compositions: | | |
Steel | C | Mn | P | S | Si | Cr | Mo |
Grade | max | | max | max | max | min | |
1008 | 0.10 | 0.30-0.50 | 0.040 | 0.050 | | | |
1010 | 0.08-0.13 | 0.30-0.60 | 0.040 | 0.050 | | | |
1018 | 0.15-0.20 | 0.60-0.90 | 0.040 | 0.050 | | | |
1020 | 0.18-0.23 | 0.30-0.60 | 0.040 | 0.050 | | | |
1026 | 0.22-0.28 | 0.60-0.90 | 0.040 | 0.050 | | | |
1035 | 0.32-0.38 | 0.60-0.90 | 0.040 | 0.050 | | | |
1045 | 0.43-0.50 | 0.60-0.90 | 0.040 | 0.050 | | | |
4130 | 0.28-0.33 | 0.40-0.60 | 0.040 | 0.040 | 0.15-0.35 | 0.80-1.10 | 0.15-0.25 |
4140 | 0.38-0.43 | 0.75-1.00 | 0.040 | 0.040 | 0.15-0.35 | 0.80-1.10 | 0.15-0.25 |
Grade | condition | Ultimat | Yield | Elongation | Rockwell |
| | Strength | Strength | | Hardness |
| | ksi Mpa | ksi Mpa | % | B Scale |
1020 | HR | 50 345 | 32 221 | 25 | 55 |
| CW | 70 483 | 60 414 | 5 | 75 |
| SR | 65 448 | 50 345 | 10 | 72 |
| A | 48 331 | 28 193 | 30 | 50 |
| N | 55 379 | 34 234 | 22 | 60 |
1025 | HR | 55 379 | 35 241 | 25 | 60 |
| CW | 75 517 | 65 448 | 5 | 80 |
| SR | 70 483 | 55 379 | 8 | 75 |
| A | 53 365 | 30 207 | 25 | 57 |
| N | 55 379 | 36 248 | 22 | 60 |
1035 | HR | 65 448 | 40 276 | 20 | 72 |
| CW | 85 586 | 75 517 | 5 | 88 |
| SR | 75 517 | 65 448 | 8 | 80 |
| A | 60 414 | 33 228 | 25 | 67 |
| N | 65 448 | 40 276 | 20 | 72 |
1045 | HR | 75 517 | 45 310 | 15 | 80 |
| CW | 90 621 | 80 552 | 5 | 90 |
| SR | 80 552 | 70 483 | 8 | 85 |
| A | 65 448 | 35 241 | 20 | 72 |
| N | 75 517 | 48 331 | 15 | 80 |
4130 | HR | 90 621 | 70 483 | 20 | 89 |
| SR | 105 724 | 85 586 | 10 | 95 |
| A | 75 517 | 55 379 | 30 | 81 |
| N | 90 621 | 60 414 | 20 | 89 |
4140 | HR | 120 855 | 90 310 | 15 | 100 |
| SR | 120 855 | 100 689 | 10 | 100 |
| A | 80 552 | 60 414 | 25 | 85 |
| N | 120 855 | 90 621 | 20 | 100 |
Deliver condition:
1. A.W.H.R. "as welded" from hot-rolled steel
2. A.W.C.R. "as welded" from cold-rolled steel
3. S.D.C.R. "sink-drawn", cold-rolled steel
6. S.S.I.D. special smooth inside diameter
Please specify the delivery condition and heat treatment requirement when sending the enquiry.