| Stocked Product | BS 970:1955 | British Standards | European | Werkstoff | SAE/AISI | Lesser | Greater |
|---|---|---|---|---|---|---|---|
| 230M07 (230) | EN1A | 11SMn30 | 1.0715 | 1113 1213 |
|||
| 070M20 (070) | EN3A EN32 |
080A15 | C15 C20 ST52-3 (ST5) S235 (S23) S275 (S27 & S28) |
1.0402 1.0401 1.1151 |
1020 1023 |
LF2 (LF2) | |
| 080M40 (080) | EN8 EN8D |
080A42 (08A) | C40 | 1.0511 | 1040 | C45E (08B) 070M55 (07A) |
|
| C45E (08B) | 080M46 (08E) 080M50 (08I) |
1050 (10M) | 080M40 (080) | 070M55 (07A) | |||
| 070M55 (07A) | EN9 | 080M50 (08I) | C55 C60 (C60) |
1.0535 | 1050 (10M) 1055 |
C45E (08B) | |
| 150M19 (150) | EN14 | ST52-3 (ST5) S275 (S27 & S28) S355 (S36 & S38) |
1.1170 | 1320 1024 |
LF2 (LF2) | ||
| Stocked Product | BS 970:1955 | British Standards | European | Werkstoff | SAE/AISI | Lesser | Greater |
| 605M36 (605) | EN16 | 38MB5 (035) 4130 (41C) 945M38 (945) |
|||||
| 709M40 (709) | EN19 | 708M40 (708) | 42CrMo4 (C44) | 1.7225 | 4140 (41F & 41G) 4142 B7 L7 |
945M38 (945) 41CrS4 (C41) |
4145 (41I) 4340 (43B) 817M40 (817) 826M40 (826) |
| 817M40 (817) | EN24 | 34CrNiMo6 (C36) 40CrNiMo6 |
1.6565 1.6582 |
4340 (43B) | 4145 (41I) 4340 (43B) 826M40 (826) 4330V (43V) |
||
| 826M40 (826) | EN26 | 40NiMoCr10-5 | 1.6745 | 4340 (43B) | 4330V (43V) | ||
| 835M30 (83A) | EN30B | 30NiCrMo16-6 | 1.6747 | 1.2767 | 4330V (43V) | ||
| 722M24 (722) | EN40B | 32CrMo12 | 1.7361 | ||||
| 535A99 (535) | EN31 | 100Cr6 (CC1) | 1.3505 | 52100 | 100CrMo7-3 (CC3) | ||
| Stocked Product | BS 970:1955 | British Standards | European | Werkstoff | SAE/AISI | Lesser | Greater |
| 665M17 (665) | EN34 | 4615 4617 |
655M13 (655) | ||||
| 635M15 (635) | EN351 | 8620 (86B) | 16NiCr4 | 1.5714 | 655M13 (655) 18CrNiMo7-6 (C18) |
||
| 655M13 (655) | EN36 | 832M13 (832) | 14NiCr4 | 1.5752 | 3415 3310 |
18CrNiMo7-6 (C18) | 835M15 (835) |
| 835M15 (835) | EN39 | 15NiCrMo16-5 | 1.6723 | ||||
| 8620 (86B) | 635M15 (635) 805M20 |
21NiCrMo2-2 | 1.6543 | 8617 | 16MnCr5 (M15) | 8630 (86D) 655M13 (655) 18CrNiMo7-6 (C18) |
|
| 16MnCr5 (M15) | 590M17 | 20MnCr5 (M25) | 1.7131 | 5115 5117 |
8620 (86B) 635M15 (635) 655M13 (655) 18CrNiMo7-6 (C18) |
||
| Stocked Product | BS 970:1955 | British Standards | European | Werkstoff | SAE/AISI | Lesser | Greater |
| 4130 mod (41C) | 25CrMo4 34CrMo4 |
1.7218 1.7220 |
4135 | ||||
| 4140 mod (41F & 41G) |
EN19 | 708M40 (708) 709M40 (709) |
42CrMo4 (C44) | 1.7225 | 4142 B7 (B7A) L7 |
4340 (43B) | |
| 4145 mod (41I) | 817M40 (817) | 4340 (43B) | |||||
| 4330V (43V) | 826M40 (826) | 835M30 (83A) | |||||
| 17-4PH (Y17) | 1.4542 | Grade 630 S17400 (UNS) |
|||||
| 420M (Y42) | EN56C | 420S29 420S37 |
X15Cr13 X20Cr13 |
1.4021 1.4024 |
420 (Y42) 13Cr (Y42) |
||
| Stocked Product | BS 970:1955 | British Standards | European | Werkstoff | SAE/AISI | Lesser | Greater |
| 1.2510 (T10) | BO1 | 100MnCrW4 | O1 | ||||
| 1.2344 (T44) | BH13 | X40CrMoV5-1 | H13 | ||||
| 1.2379 (T79) | BD2 | X155CrVMo12-1 | D2 |
Similar Grades – Grades of similar (not identical) chemistry. Please note the similar grades are based on chemistry only, and may not meet the necessary mechanical properties.