GRADES
EQUIVALENT GRADES
FREE CUTTING STEEL
| Internal Standard | Equivalent Grades | |||||
| BS | DIN | IS | EN | SAE/AISI | JIS | |
| EN1A | 220Mo7 | 9SMn28 | 11C10S25 | EN1A | 1215 | SUM22 |
| EN1APB | 220Mo7Pb | 9SMnPb36 | - | EN1APB | 12L14 | SUM24L |
| EN8M | 212M36 | - | 40C10S18 | EN8M | 1146 | - |
| SAE1146 | - | - | 40C10S18 | EN8M | 1146 | - |
| EN15(AM) | 216M36 | - | 40Mn15S12 | ENI5(AM) | 1137 | - |
LOW CARBON STEEL
| Internal Standard | Equivalent Grades | |||||
| BS | DIN | IS | EN | SAE/AISI | JIS | |
| SAE1008 | 040A04 | C10 | C5 | 2A, 2A/1, 2B | SAE1008 | SWRCH8A |
| SAE1010 | - | CK10 | C10 | - | SAE1010 | - |
| SAE1012 | 040A12 | CK10 | C7, C10 | 2A/1, 2B | SAE1012 | SWRCH12A |
| SAE1015 | - | CK15 | - | - | SAE1015 | - |
| SAE1018 | - | CK15 | C15Mn75 | EN32B,EN32C | SAE1018 | - |
| SAE1020 | 070M20 | CK22 | C20 | EN 3A | SAE1020 | SWRCH20A |
CARBON STEEL
| Internal Standard | Equivalent Grades | |||||
| BS | DIN | IS | EN | SAE/AISI | JIS | |
| EN8 | 080A40 | CK45 | 45C8 | EN8 | 1040,1045 | - |
| EN8A | 080A40 | CK45 | 45C8 | EN8A | 1040,1045 | - |
| EN8B | 080A40 | CK45 | 45C8 | 45C8 | 1040,1045 | - |
| EN8C | 080A40 | CK45 | 45C8 | EN8C | 1040,1045 | - |
| EN8D | 080A40 | CK45 | 45C8 | EN8D | 1040,1045 | - |
| EN15B | 150M36 | 36Mn5 | 37Mn2, 37C15 | EN15B | 1536 | - |
| EN32B | - | CK15 | C14 | EN32B | 1015,1016,1018 | - |
| SAE1030 | - | CK30 | C30 | EN5K | 1030 | - |
| EN43C | - | - | C50 | EN43C | 1050 | - |
| CK45 | - | CK45 | 45C8 | 1045 | - | - |
| EN9 | 070M55 | CK55 | C55 | EN9 | 1055 | - |
| C35 | - | C35 | 35C8, C35Mn75 | - | 1035 | - |
| EN42 | - | CK75 | 80C6 | EN42 | 1074 | - |
| EN42B | - | C67 | 65C6 | EN42B | 1065 | - |
| EN43 | 080M50 | C55 | 60C6 | EN43 | 1055 | - |
| EN43B | 080A47 | CK45 | - | EN43B | 1045 | - |
| SAE1541 | 150M36 | 36Mn7 | 37C15 | EN15,15A | SAE1541 | SMn438 |
ALLOY STEEL
| Equivalent Grades | |||||
| Internal Standard | BS | DIN | IS | EN | SAE/AISI |
| EN18 | 530A40 | 37Cr4 | 40Cr1 | EN18 | 5140 |
| EN18A | 530A40 | 37Cr4 | 40Cr1 | EN18A | 5140 |
| EN18B | 530A40 | 37Cr4 | 40Cr1 | EN18B | 5140 |
| EN18C | 530A40 | 37Cr4 | 40Cr1 | EN18C | 5140 |
| EN18D | 530A40 | 37Cr4 | 40Cr1 | EN18D | 5140 |
| EN19 | 709M40 | 42Cr4Mo2 | 40Cr4Mo3 | EN19 | 4140,4142 |
| EN19C | 709M40 | - | 40Cr4Mo3 | EN19C | 4140,4142 |
| EN24 | 817M40 | 34CrNiMo6 | 40NiCr4Mo3 | EN24 | 4340 |
| EN353 | 815M17 | - | 15NiCr1Mo12 | EN353 | - |
| EN354 | 820M17 | - | 15NIVCr1Mo15 | EN354 | 4320 |
| 27C15 | - | 28Mn6 | 27C15 | - | 1527 |
| 16MnCr5 | - | 16MnCr5 | - | - | 5120 |
| 20MnCr5 | - | 20MnCr5 | 20MnCr1 | - | - |
| 20Mn2 | 150M28 | - | 20Mn2 | EN14A | 1524 |
| 15Cr3 | 523A14 | 15Cr3 | 15Cr65 | EN206 | 5015 |
| SCM420 | 708M20 | - | - | - | - |
| SAE8620 | 805M20 | - | 20NiCrMo2 | EN362 | SAE8620 |
COLD HEADING QUALITY STEEL (CHQ)
| Internal Standard | Equivalent Grades | |||||
| BS | DIN | IS | EN | SAE/AISI | JIS | |
| SAE1008 | 040A04 | C10 | C5 | 2A,2A/1,2B | SAE1008 | SWRCH8A |
| SAE1010 | - | CK10 | C10 | - | SAE1010 | - |
| SAE1012 | 040A12 | CK10 | C7, C10 | 2A/1,2B | SAE1012 | SWRCH12A |
| SAE1015 | - | CK15 | - | EN32B | SAE1015 | - |
| SAE1018 | - | H111 | C-15Mn75 | EN2C | SAE1018 | - |
| SAE1020 | 070M20 | CK22 | C20 | EN 3A | SAE1020 | SWRCH20A |
| SAE1022 | - | - | - | - | SAE1022 | - |
| SAE1030 | - | CK30,C30 | C30 | EN5K | 1030 | - |
| SAE1038 | - | CK38 | - | - | 1038 | - |
| SAE1045 | - | CK45,C45 | 45C8,C45 | - | 1045 | - |
| SAE1541 | 150M36 | 36Mn7 | 37C15 | EN15,15A | SAE1541 | SMn438 |
| SAE4140 | 709M40 | 42CrMo4 | 40Cr4Mo3 | EN19 | SAE4140 | SCM440 |
| 15B41 | - | - | - | - | 15B41 | - |
| 15B25 | - | - | 26C10BT | - | 15B25 | - |
| 10B21 | - | - | 21C10BT | - | 10B21 | - |
BEARING QUALITY STEEL
| Internal Standard | Equivalent Grades | ||||
| BS | DIN | IS | EN | SAE/AISI | |
| SAE52100 | 534A99/535A99 | 100Cr6 | 103Cr1 | EN31 | SAE52100 |
| EN31M | 534A99/535A99 | 100Cr6 | 103Cr1 | EN31M | 52100 |
| EN31 | 534A99/535A99 | 100Cr6 | 103Cr1 | EN31 | 52100 |
HIGH CARBON STEEL
| Internal Standard | Equivalent Grades | ||
| EN | SAE/AISI | JIS*** | |
| PC77 | - | 1075 | SWRH77B |
| PC80 | - | 1080 | SWRH82B |
| PC270K | - | 1080 | SWRH82B |
| PC270KCrV | - | 1080 | SWRH82B |
| R30 | EN5D | 1030 | SWRH32B |
| R35 | - | 1035 | SWRH37B |
| R40 | EN8 | 1040 | SWRH42B |
| R45 | EN43B | 1045 | SWRH47B |
| R50 | - | 1050 | SWRH52B |
| R55 | EN9 | 1055 | SWRH57B |
| R60 | EN43D | 1060 | SWRH62B |
| R65 | EN42B | 1065 | SWRH67B |
| R70 | - | 1070 | SWRH72B |
| R75 | - | 1075 | SWRH77B, SUP3 |
| R80 | - | 1080 | SWRH82B |
| R80M | - | 1085 | SWRH87B |
| R95 | - | 1090 | 3CD95A |
SPRING STEEL
| Internal Standard | Equivalent Grades | |||||
| BS | DIN | IS | EN | SAE/AISI | JIS | |
| 60Si7 | - | 60Si7 | 60Si7 | EN45A | - | - |
| SUP7 | - | 59Si7 | - | EN45A | 9260 | SUP7 |
| SUP12V | 685A57 | 54SiCr6 | - | - | 9254 | SUP12V |
| 55Si7 | - | 55Si7 | 55Si7 | EN45A | - | - |
| EN45 | 250A53 | 55Si7 | 55Si2Mn90 | EN45 | 9255 | - |
| 65Si7 | - | 65Si7 | - | EN45A | 9260 | - |
| EN45A | 250A58 | - | - | EN45A | 9260 | - |
| 50CrV4 | 735A51 | 50CrV4 | 50Cr4V2 | EN47 | 6150 | SUP10 |
| SAE9254 | - | - | - | - | 9254 | - |
| SUP7N | - | - | - | - | 9260 | SUP7N |
| SUP11A | - | - | - | - | 51B60 | SUP11A |
| SUP9 | - | 55Cr5 | - | - | 5155 | SUP9 |
MATERIAL CROSS REFERENCE LIST
| USA | Japan | Germany | U. K. | France | Italy | Spain | Sweden | China | ||
|---|---|---|---|---|---|---|---|---|---|---|
| AISI/SAE | JIS | W.-nr. | DIN | BS | EN | AFNOR | UNI | UNE | SS | GB |
| A570.36 | STKM 12A STKM 12C | 1.0038 | RSt.37-2 | 4360 40 C | – | E 24-2 Ne | – | – | 1311 | 15 |
| 1015 | – | 1.0401 | C15 | 080M15 | – | CC12 | C15, C16 | F.111 | 1350 | 15 |
| 1020 | – | 1.0402 | C22 | 050A20 | 2C | CC20 | C20, C21 | F.112 | 1450 | 20 |
| 1213 | SUM22 | 1.0715 | 9SMn28 | 230M07 | 1A | S250 | CF9SMn28 | F.2111 11SMn28 | 1912 | Y15 |
| 12L13 | SUM22L | 1.0718 | 9SMnPb28 | – | – | S250Pb | CF9SMnPb28 | 11SMnPb28 | 1914 | – |
| – | – | 1.0722 | 10SPb20 | – | – | 10PbF2 | CF10Pb20 | 10SPb20 | – | – |
| 1215 | – | 1.0736 | 9SMn36 | 240M07 | 1B | S300 | CF9SMn36 | 12SMn35 | – | Y13 |
| 12L14 | – | 1.0737 | 9SMnPb36 | – | – | S300Pb | CF9SMnPb36 | 12SMnP35 | 1926 | – |
| 1015 | S15C | 1.1141 | Ck15 | 080M15 | 32C | XC12 | C16 | C15K | 1370 | 15 |
| 1025 | S25C | 1.1158 | Ck25 | – | – | – | – | – | – | 25 |
| A572-60 | – | 1.890 | StE380 | 4360 55 E | – | – | FeE390KG | – | 2145 | – |
| 1035 | – | 1.0501 | C35 | 060A35 | – | CC35 | C35 | F.113 | 1550 | 35 |
| 1045 | – | 1.0503 | C45 | 080M46 | – | CC45 | C45 | F.114 | 1650 | 45 |
| 1140 | – | 1.0726 | 35S20 | 212M36 | 8M | 35MF4 | – | F210G | 1957 | – |
| 1039 | – | 1.1157 | 40Mn4 | 150M36 | 15 | 35M5 | – | – | – | 40Mn |
| 1335 | SMn438(H) | 1.1167 | 36Mn5 | – | – | 40M5 | – | 36Mn5 | 2120 | 35Mn2 |
| 1330 | SCMn1 | 1.1170 | 28Mn6 | 150M28 | 14A | 20M5 | C28Mn | – | – | 30Mn |
| 1035 | S35C | 1.1183 | Cf35 | 060A35 | – | XC38TS | C36 | – | 1572 | 35Mn |
| 1045 | S45C | 1.1191 | Ck45 | 080M46 | – | XC42 | C45 | C45K | 1672 | Ck45 |
| 1050 | S50C | 1.1213 | Cf53 | 060A52 | – | XC48TS | C53 | – | 1674 | 50 |
| 1055 | – | 1.0535 | C55 | 070M55 | 9 | – | C55 | – | 1655 | 55 |
| 1060 | – | 1.0601 | C60 | 080A62 | 43D | CC55 | C60 | – | – | 60 |
| 1055 | S55C | 1.1203 | Ck55 | 070M55 | – | XC55 | C50 | C55K | – | 55 |
| 1060 | S58C | 1.1221 | Ck60 | 080A62 | 43D | XC60 | C60 | – | 1678 | 60Mn |
| 1095 | – | 1.1274 | Ck101 | 060A96 | – | XC100 | – | F.5117 | 1870 | – |
| W1 | SK3 | 1.1545 | C105W1 | BW1A | – | Y105 | C36KU | F.5118 | 1880 | – |
| W210 | SUP4 | 1.1545 | C105W1 | BW2 | – | Y120 | C120KU | F.515 | 2900 | – |