Comparison and Steel Plate Equivalent Grades
Comparison and Steel Plate Equivalent Grades
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March 30, 2018
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Comparison and Steel Plate Equivalent Grades
| Steels for steel construction: non-alloy structural steels | |||
|---|---|---|---|
| Previous standard | Previous steel grade | Current steel grade | Current standard |
| BS 4360 | 40 A, B | S 235 JR | BS EN 10025-2 |
| 40 C | S 235 J0 | ||
| 40 D | S 235 J2+N | ||
| 43 A, B | S 275 JR | ||
| 43 C | S 275 J0 | ||
| 43 D | S 275 J2 +N | ||
| 50 A, B | S 355 JR | ||
| 50 C | S 355 J0 | ||
| 50 D | S 355 J2 +N | ||
| 50 D D | S 355 K2 +N | ||
| DIN 17100 | St 33 | S 185 | DIN EN 10025-2 |
| St 37-2 | S 235 JR | ||
| RSt 37-2 | S 235 JR | ||
| RQSt 37-2 | S 235 JRC | ||
| St 37-3 | S 235 J2 +N | ||
| QSt 37-3 | S 235 J2C +N | ||
| St 44-2 | S 275 JR | ||
| QSt 44-2 | S 275 JRC | ||
| St 44-3 | S 275 J2 +N | ||
| QSt 44-3 | S 275 J2C +N | ||
| St 52-3 | S 355 J2 +N | ||
| QSt 52-3 | S 355 J2C +N | ||
| St 50-2 | E 295 | ||
| St 60-2 | E 335 | ||
| St 70-2 | E 360 | ||
| NBN A21101 | AE 235 A, B | S 235 JR | NBN EN 10025-2 |
| AE 235 C | S 235 J0 | ||
| AE 235 D | S 235 J2 +N | ||
| AE 355 B | S 355 JR | ||
| AE 355 C | S 355 J0 | ||
| AE 355 D, DD | S 355 K2 +N | ||
| NF A35501 | A 33 | S 185 | NF EN 10025-2 |
| E 24-2 (NE) | S235 JR | ||
| E 24-3 | S 235 J0 | ||
| E 24-4 | S 235 J2 +N | ||
| E 28-2 | S 275 JR | ||
| E 28-3 | S 275 J0 | ||
| E 28-4 | S 275 J2 +N | ||
| E 36-3 | S 355 J2 +N | ||
| E 36-4 | S 355 K2 +N | ||
| A 50-2 | E 295 | ||
| A 60-2 | E 335 | ||
| A 70-2 | E 360 | ||
| Steels for steel construction: non-alloy structural steels | |||
|---|---|---|---|
| Previous standard | Previous steel grade | Current steel grade | Current standard |
| BS 4360 | 40 A, B | S 235 JR | BS EN 10025-2 |
| 40 C | S 235 J0 | ||
| 40 D | S 235 J2+N | ||
| 43 A, B | S 275 JR | ||
| 43 C | S 275 J0 | ||
| 43 D | S 275 J2 +N | ||
| 50 A, B | S 355 JR | ||
| 50 C | S 355 J0 | ||
| 50 D | S 355 J2 +N | ||
| 50 D D | S 355 K2 +N | ||
| DIN 17100 | St 33 | S 185 | DIN EN 10025-2 |
| St 37-2 | S 235 JR | ||
| RSt 37-2 | S 235 JR | ||
| RQSt 37-2 | S 235 JRC | ||
| St 37-3 | S 235 J2 +N | ||
| QSt 37-3 | S 235 J2C +N | ||
| St 44-2 | S 275 JR | ||
| QSt 44-2 | S 275 JRC | ||
| St 44-3 | S 275 J2 +N | ||
| QSt 44-3 | S 275 J2C +N | ||
| St 52-3 | S 355 J2 +N | ||
| QSt 52-3 | S 355 J2C +N | ||
| St 50-2 | E 295 | ||
| St 60-2 | E 335 | ||
| St 70-2 | E 360 | ||
| NBN A21101 | AE 235 A, B | S 235 JR | NBN EN 10025-2 |
| AE 235 C | S 235 J0 | ||
| AE 235 D | S 235 J2 +N | ||
| AE 355 B | S 355 JR | ||
| AE 355 C | S 355 J0 | ||
| AE 355 D, DD | S 355 K2 +N | ||
| NF A35501 | A 33 | S 185 | NF EN 10025-2 |
| E 24-2 (NE) | S235 JR | ||
| E 24-3 | S 235 J0 | ||
| E 24-4 | S 235 J2 +N | ||
| E 28-2 | S 275 JR | ||
| E 28-3 | S 275 J0 | ||
| E 28-4 | S 275 J2 +N | ||
| E 36-3 | S 355 J2 +N | ||
| E 36-4 | S 355 K2 +N | ||
| A 50-2 | E 295 | ||
| A 60-2 | E 335 | ||
| A 70-2 | E 360 | ||
| Previous standard | Previous steel grade | Current steel grade | Current standard |
|---|---|---|---|
| SS 14 … | 1312-00 | S 235 JR | SS EN 10025-2 |
| 1412-00 | S 275 JR | ||
| 1414-01 | S 275 J2 +N | ||
| 2172-00 | S 355 JR | ||
| 2174-01 | S 355 JR +N | ||
| UNI 7070 | Fe 360 B (FN) | S 235 JR | UNI EN 10025-2 |
| Fe 360 C | S 235 J0 | ||
| Fe 360 D | S 235 J2 +N | ||
| Fe 430 B | S 275 JR | ||
| Fe 430 C | S 275 J0 | ||
| Fe 430 D | S 275 J2 +N | ||
| Fe 510 B | S 355 JR | ||
| Fe 510 C | S 355 J0 | ||
| Fe 510 D | S 355 J2 +N | ||
| Fe 510 DD | S 355 K2 +N | ||
| EN 10025 | S 185 | S 185 | EN 10025-2 |
| S 235 JR | S 235 JR | ||
| S 235 JRC | S 235 JRC | ||
| S 235 JRG1 | S 235 JR | ||
| S 235 JRG1C | S 235 JRC | ||
| S 235 JRG2 | S 235 JR | ||
| S 235 JRG2C | S 235 JRC | ||
| S 235 J0 | S 235 J0 | ||
| S 235 J0C | S 235 J0C | ||
| S 235 J2G3 | S 235 J2 +N | ||
| S 235 J2G3C | S 235 J2C +N | ||
| S 235 J2G4 | S 235 J2 | ||
| S 235 J2G4C | S 235 J2C | ||
| S 275 JR | S 275 JR | ||
| S 275 JRC | S 275 JRC | ||
| S 275 J0 | S 275 J0 | ||
| S 275 J0C | S 275 J0C | ||
| S 275 J2G3 | S 275 J2 +N | ||
| S 275 J2G3C | S 275 J2C +N | ||
| S 275 J2G4 | S 275 J2 | ||
| S 275 J2G4C | S 275 J2C | ||
| S 355 JR | S 355 JR | ||
| S 355 JRC | S 355 JRC | ||
| S 355 J0 | S 355 J0 | ||
| S 355 J0C | S 355 J0C | ||
| S 355 J2G3 | S 355 J2 +N | ||
| S 355 J2G3C | S 355 J2C +N | ||
| S 355 J2G4 | S 355 J2 | ||
| S 355 J2G4C | S 355 J2C | ||
| S 355 K2G3 | S 355 K2 +N | ||
| S 355 K2G3C | S 355 K2C +N | ||
| S 355 K2G4 | S 355 K2 | ||
| S 355 K2G4C | S 355 K2C |
| Previous standard | Previous steel grade | Current steel grade | Current standard |
|---|---|---|---|
| EN 10025 | E 295 | E 295 | EN 10025-2 |
| E 335 | E 335 | ||
| E 360 | E 360 | ||
| Steels for steel construction: fine grain structural steels | |||
| Previous standard | Previous steel grade | Current steel grade | Current standard |
| BS 4360 | 40 EE, 43 EE | S 275 NL | BS EN 10025-3 |
| 50 EE | S 355 NL | ||
| 55 C | S 460 N | ||
| 55 EE | S 460 NL | ||
| DIN 17102 | StE 255, StE 285 | S 275 N | DIN EN 10025-3 |
| TStE 255, TStE 285, EStE 255, EStE | |||
| 285 | S 275 NL | ||
| StE 315 | S 275 N or S 355 N | ||
| TStE 315, EStE 315 | S 275 NL or S 355 NL | ||
| StE 355 | S 355 N | ||
| TStE 355, EStE 355 | S 355 NL | ||
| StE 380 | S 355 N or S 420 N | ||
| TStE 380, EStE 380 | S 355 NL or S 420 NL | ||
| StE 420 | S 420 N | ||
| TStE 420, EStE 420 | S 420 NL | ||
| StE 460 | S 460 N | ||
| TStE 460, EStE 460 | S 460 NL | ||
| NF A36201 | E 355 R | S 355 N | NF EN 10025-3 |
| E 355 FP1, FP2 | S 355 NL | ||
| E 375 R | S 355 N or S 420 N | ||
| E 375 FP1, FP2 | S 355 NL or S 420 NL | ||
| E 420 R | S 420 N | ||
| E 420 FP1, FP2 | S 420 NL | ||
| E 460 R | S 460 N | ||
| E 460 FP | S 460 NL | ||
| SS 14 … | 2132-01, 2134-01 | S 355 N | SS EN 10025-3 |
| 2135-01 | S 355 NL | ||
| 2142-01, 2144-01 | S 420 N | ||
| 2145-01 | S 420 NL | ||
| Steels for steel construction: structural steels with improved atmospheric corrosion resistance | |||
| Previous standard | Previous steel grade | Current steel grade | Current standard |
| BS 4360 | WR 50 B, C | S 355 J2W +N | BS EN 10025-5 |
| NF A35502 | E 24 W2 | S 235 J0W | NF EN 10025-5 |
| E 24 W3 | S 235 J0W | ||
| E 24 W4 | S 235 J2W +N | ||
| E 36 WB3 | S 355 J0W | ||
| E 36 WB4 | S 355 K2W +N | ||
| SEW 087 | WTSt 37-2 | S 235 J0W | DIN EN 10025-5 |
| Previous standard | Previous steel grade | Current steel grade | Current standard |
|---|---|---|---|
| SEW 087 | WTSt 37-3 | S 235 J2W +N | DIN EN 10025-5 |
| WTSt 52-3 | S 355 J2W +N | ||
| EN 10155 | S 235 J0W | S 235 J0W | EN 10025-5 |
| S 235 J2W | S 235 J2W +N | ||
| S 355 J0WP | S 355 J0WP | ||
| S 355 J2WP | S 355 J2WP +N | ||
| S 355 J0W | S 355 J0W | ||
| S 355 J2G1W | S 355 J2W +N | ||
| S 355 J2G2W | S 355 J2W | ||
| S 355 K2G1W | S 355 K2W +N | ||
| S 355 K2G2W | S 355 K2W | ||
| Steels for steel construction: quenched and tempered structural steels | |||
| Previous standard | Previous steel grade | Current steel grade | Current standard |
| BS 4360 | 50 F, 55 F | S 460 QL1 | BS EN 10025-6 |
| NF A36204 | E 460T-II-K2, …, E 690-II-K2 | S 460 QL, … , S 690 QL | NF EN 10025-6 |
| E 460T-II-K4, … , E 690-II-K4 | S 460 QL1, … , S 690 QL1 | ||
| E 960T-II-K2 | S 960 QL | ||
| SEW 090 | StE 690V, TStE 690V, EStE 690V | S 690Q, S 690QL, S 690QL1 | DIN EN 10025-6 |
| Steels for cold forming | |||
| Previous standard | Previous steel grade | Current steel grade | Current standard |
| SEW 092 | QStE 340 M | S 355 MC | DIN EN 10149-2 |
| QStE 380 M | S 355 MC or S 420 MC | ||
| QStE 420 M | S 420 MC | ||
| QStE 460 M | S 460 MC | ||
| QStE 500 M | S 500 MC | ||
| QStE 550 M | S 550 MC | ||
| QStE 260 N | S 260 NC | DIN EN 10149-3 | |
| QStE 340 N | S 355 NC | ||
| QStE 380 N | S 355 NC or S 420 NC | ||
| QStE 420 N | S 420 NC | ||
| Steels for pressure vessel construction: non-alloy steels with elevated temperature properties | |||
| Previous standard | Previous steel grade | Current steel grade | Current standard |
| BS 1501 P1-151 | 360 A, B | P 235 GH | BS EN 10028-2 |
| 400 A, B | P 265 GH | ||
| 430 A, B | P 295 GH | ||
| BS 1501 P1-161 | 360 A, B | P 235 GH | BS EN 10028-2 |
| 400 A, B | P 265 GH | ||
| 430 A, B | P 295 GH | ||
| BS 1501 P1-164 | 360 A, B & RT… LT20 | P 235 GH | BS EN 10028-2 |
| 400 A, B & RT… LT20 | P 265 GH | ||
| DIN 17155 | HI | P 235 GH | DIN EN 10028-2 |
| HII | P 265 GH | ||
| 17Mn4 | P 295 GH | ||
| 19Mn6 | P 355 GH | ||
| NF A36205 | A 37 CP, AP | P 235 GH | NF EN 10028-2 |
| A 42 CP, AP | P 265 GH | ||
| A 48 CP, AP | P 295 GH | ||
| A 48 CPR, APR | P 295 GH or P 355 GH | ||
| A 52 CP, AP | P 355 GH | ||
| A 52 CPR, APR | P 355 GH | ||
| SS 14 … | 1330-01, 1331-01 | P 235 GH | SS EN 10028-2 |
| 1430-01, 1431-01, 1432-01 | P 265 GH | ||
| Previous standard | Previous steel grade | Current steel grade | Current standard | |
|---|---|---|---|---|
| SS 14 … | 2101-01, 2102-01, 2103-01 | P 295 GH or P 355 GH | SS EN 10028-2 | |
| UNI 5869 | Fe 360-1, -2 & KG, KW | P 235 GH | UNI EN 10028-2 | |
| Fe 410-1, -2 & KG, KW | P 265 GH | |||
| Fe 460-1, -2 & KG, KW | P 295 GH | |||
| Fe 510-1, -2 & KG, KW | P 355 GH | |||
| Steels for pressure vessel construction: alloy steels with elevated temperature properties | ||||
| Previous standard | Previous steel grade | Current steel grade | Current standard | |
| BS 1501 P2 | 243 A, B | 16 Mo 3 | BS EN 10028-2 | |
| 620 A, B | 13 CrMo 4-5 | |||
| 621 A, B | 13 CrMoSi 5-5 | |||
| 622-515 A, B | 10 CrMo 9-10 | |||
| DIN 17155 | 15 Mo 3 | 16 Mo 3 | DIN EN 10028-2 | |
| 13 CrMo 4-4 | 13 CrMo 4-5 | |||
| 10 CrMo 9-10 | 10 CrMo 9-10 | |||
| NF A36206 | 15 D 3 | 16 Mo 3 | NF EN 10028-2 | |
| 18 MD 4-05 | 18 MnMo 4-5 | |||
| 15 CD 4-05 | 13 CrMo 4-5 | |||
| 10 CD 9-10 | 10 CrMo 9-10 | |||
| UNI 5869 | 16 Mo 3 | 16 Mo 3 | UNI EN 10028-2 | |
| 14 CrMo 4-5 | 13 CrMo 4-5 | |||
| 12 CrMo 9-10 | 10 CrMo 9-10 | |||
| Steels for pressure vessel construction: fine grain steels | ||||
| Previous standard | Previous steel grade | Current steel grade | Current standard | |
| BS 1501 P1-223 | 460A … | 490A & RT … LT15 | P 355 N | BS EN 10028-3 |
| 460A | 490A & LT30 | P 355 NL1 | ||
| 460B | 490B & RT … LT15 | P 355 NH | ||
| 460B | 490B & LT30 | P 355 NL1 & P 355 NH | ||
| BS 1501 P1-224 | 400A & RT … LT20 | (P 275 N) no longer defined | BS EN 10028-3 | |
| 400A | & LT30 … LT40 | P 275 NL1 | ||
| 400A | & LT50 | P 275 NL2 | ||
| 400B | & RT … LT20 | P 275 NH | ||
| 400B | & LT30 … LT40 | P 275 NL1 & P 275 NH | ||
| 400B | & LT50 | P 275 NL2 & P 275 NH | ||
| 430A | & RT … LT20 | (P 275 N) no longer defined or P 355 N | ||
| 430A | & LT30 … LT40 | P 275 NL1 or P 355 NL1 | ||
| 430A | & LT50 | P 275 NL2 or P 355 NL2 | ||
| 430B | & RT … LT20 | P 275 NH or P 355 NH | ||
| 430B | & LT30 … LT40 | P 275 NL1 & P 275 NH or P 355 NL1 & P 355 NH | ||
| 430B | & LT50 | P 275 NL2 & P 275 NH or P 355 NL2 & P 355 NH | ||
| 460A | 490A & RT … LT20 | P 355 N | ||
| 460A | 490A & LT30 … LT40 | P 355 NL1 | ||
| 460A | 490A & LT50 | P 355 NL2 | ||
| 460B | 490B & RT … LT20 | P 355 NH | ||
| 460B | 490B & LT30 … LT40 | P 355 NL1 & P 355 NH | ||
| 460B | 490B & LT50 | P 355 NL2 & P 355 NH | ||
| BS 1501 P1-225 | 460A … | 490A & LT20 | P 355 N | BS EN 10028-3 |
| 460A | 490A & LT30 … LT40 | P 355 NL1 | ||
| 460A | 490A & LT50 | P 355 NL2 | ||
| 460B | 490B & LT20 | P 355 NH | ||
| 460B | 490B & LT30 … LT40 | P 355 NL1 & P 355 NH | ||
| 460B | 490B & LT50 | P 355 NL2 & P 355 NH | ||
| DIN 17102 | StE 255, StE 285 | (P 275 N) no longer defined | DIN EN 10028-3 | |
| WStE 255, WStE 285 | P 275 NH | |||
| Previous standard | Previous steel grade | Current steel grade | Current standard |
|---|---|---|---|
| DIN 17102 | TStE 255, TStE 285 | P 275 NL1 | DIN EN 10028-3 |
| EStE 255, EStE 285 | P 275 NL2 | ||
| StE 315 | (P 275 N) no longer defined or P 355 N | ||
| WStE 315 | P 275 NH or P 355 NH | ||
| TStE 315 | P 275 NL1 or P 355 NL1 | ||
| EStE 315 | P 275 NL2 or P 355 NL2 | ||
| StE 355 | P 355 N | ||
| WStE 355 | P 355 NH | ||
| TStE 355 | P 355 NL1 | ||
| EStE 355 | P 355 NL2 | ||
| StE 380, StE 420 | P 355 N or P 460 N | ||
| WStE 380, WStE 420 | P 355 NH or P 460 NH | ||
| TStE 380, TStE 420 | P 355 NL1 or P 460 NL1 | ||
| EStE 380, EStE 420 | P 355 NL2 or P 460 NL2 | ||
| StE 460 | (P 460 N) no longer defined | ||
| WStE 460 | P 460 NH | ||
| TStE 460 | P 460 NL1 | ||
| EStE 460 | P 460 NL2 | ||
| NF A36205 | A 37 FP | P 275 NL1 | NF EN 10028-3 |
| A 42 FP | P 275 NL1 | ||
| A 48 FP | P 275 NL1 or P 355 NL1 | ||
| A 48 FPR | P 275 NL1 or P 355 NL1 | ||
| A 52 FP | P 355 NL1 | ||
| A 52 FPR | P 355 NL1 | ||
| Steels for pressure vessel construction: ni-alloy steels with low-temperature properties | |||
| Previous standard | Previous steel grade | Current steel grade | Current standard |
| BS 1501 P2 | 503 | 12 Ni 14 | BS EN 10028-4 |
| 510 | X 8 Ni 9 +QT680 | ||
| DIN 17280 | 11 MnNi 5-3 | 11 MnNi 5-3 | DIN EN 10028-4 |
| 13 MnNi 6-3 | 13 MnNi 6-3 | ||
| 10 Ni 14 | 12 Ni 14 | ||
| 12 Ni 19 | X 12 Ni 5 | ||
| X 8 Ni 9 | X 8 Ni 9 +NT640, +QT640 | ||
| NF A36208 | 0,5Ni 285 | 11 MnNi 5-3 | NF EN 10028-4 |
| 0,5Ni 355 | 13 MnNi 6-3 | ||
| 3,5Ni 285 | 12 Ni 14 | ||
| 3,5Ni 355 | 12 Ni 14 | ||
| 5Ni 390 | X 12 Ni 5 | ||
| 9Ni 490 | X 8 Ni 9 +NT640, +QT640 | ||
| 9Ni 585 | X 8 Ni 9 +QT680 | ||
| Steels for quenching and tempering: non-alloy steels for quenching and tempering | |||
| Previous standard | Previous steel grade | Current steel grade | Current standard |
| DIN 17200 | C 22 N, … , C 60 N | C35 +N, … , C60 +N | DIN EN 10083-2 |
| DIN 17200 | C 22 U, … , C 60 U | C35 +U, … , C60 +U | DIN EN 10083-2 |
| DIN 17200 | Ck 22 N, … , Ck 60 N | C22E +N, … , C60E +N | |
| DIN 17200 | Ck 22 U, … , Ck 60 U | C22E +U, … , C60E +U | |
| NF A35554 | XC 18 S | C22E +N | NF EN 10083-2 |
| XC 38 | C40E +N | ||
| XC 48 | C50E +N | ||
| Steels for quenching and tempering: alloy steels for quenching and tempering | |||
|---|---|---|---|
| Previous standard | Previous steel grade | Current steel grade | Current standard |
| DIN 17200 | 25 CrMo 4 (N), … , 50 CrMo 4 (N) | 25 CrMo 4 , … , 50 CrMo 4 | DIN EN 10083-3 |
| 50 CrV 4 (N) | 50 CrV 4 | ||
| NF A35554 | 25 CD 4S | 25 CrMo 4 | NF EN 10083-1 |
| Steels for case-hardening: non-alloy steels for case-hardening | |||
| Previous standard | Previous steel grade | Current steel grade | Current standard |
| DIN 17210 | C 10 N, Ck 10 N | C10E +N | DIN EN 10084 |
| C 10 U, Ck 10 U | C10E +U | ||
| C 15 N, Ck 15 N | C15E +N | ||
| C 15 U, Ck 15 U | C15E +U | ||
| NF A35554 | XC 10 | C10E +N | NF EN 10084 |
| Steels for case-hardening: alloy steels for case-hardening | |||
| Previous standard | Previous steel grade | Current steel grade | Current standard |
| DIN 17210 | 16 MnCr 5 (N), 20 MnCr 5 (N) | 16 MnCr 5(+N), 20 MnCr (+N) | DIN EN 10084 |
| Steels for offshore structures | |||
| Previous standard | Previous steel grade | Current steel grade | Current standard |
| BS 7191 | 355 D | S 355 G2+N | BS EN 10225 |
| 355 E | S 355 G3+N | ||
| 355 EM | S 355 G7+N | ||
| 355 EMZ | S 355 G8+N | ||
| 450 EM | S 460 G1+QT | ||
| 450 EMZ | S 460 G2+QT | ||
| Steels for line pipe | |||
| Previous standard | Previous steel grade | Current steel grade | Current standard |
| DIN 17172 | StE 210-7, StE 240-7 | L 245 NB | DIN EN 10208-2 |
| StE 290-7 | L 290 NB | ||
| StE 320-7 | L 290 NB or L 360 NB | ||
| StE 360-7 | L 360 NB | ||
| StE 385-7 | L 360 NB or L 415 NB | ||
| StE 415-7 | L 415 NB | ||
| StE 290-7 TM | L 290 MB | ||
| StE 320-7 TM | L 290 MB or L 360 MB | ||
| StE 360-7 TM | L 360 MB | ||
| StE 385-7 TM | L 360 MB or L 415 MB | ||
| StE 415-7 TM | L 415 MB | ||
| StE 445-7 TM | L 450 MB | ||
| StE 480-7 TM | L 485 MB | ||
| StE 480-7 TM | L 485 MB | ||
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