En Series Steel Chart
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| STEEL TYPE | VEW | CHEMICAL ANALYSIS % | |||||||
| C% | Si% | Mn% | Cr% | Mo% | W% | V% | Co% | ||
| EN SERIES STEEL | EN-1A | 0.007 TO 0.15 | 0.10 | 0.80 TO 1.00 | S | P | - | - | - |
| 0.20 TO 0.30 | 0.70 MAX | ||||||||
| EN-8 | 0.35 TO 0.45 | 0.05 TO 0.30 | 0.60 TO 1.00 | S | P | - | - | - | |
| 0.06 MAX | 0.06 MAX | ||||||||
| EN-9 | 0.50 TO 0.60 | 0.05 TO 0.30 | 0.5 TO 0.80 | - | - | - | - | - | |
| EN-19(V 320) | 0.35 TO 0.45 | 0.10 TO 0.30 | 0.5 TO 0.80 | 0.90 TO 1.40 | 0.20 TO 0.40 | - | - | ||
| EN-24(V 130) | 0.35 TO 0.45 | 0.10 TO 0.35 | 0.45 TO 0.70 | 0.90 TO 1.40 | 0.20 TO 0.35 | NI | - | - | |
| 1.3 TO 1.8 | |||||||||
| EN-31 R-100 | 0.90 TO 1.20 | 0.10 TO 0.35 | 0.30 TO 0.75 | 1.00 TO 1.60 | - | - | - | - | |
| EN-36C E-200 | 0.12 TO 0.18 | 0.10 TO 0.35 | 0.30 TO 0.60 | 0.60 TO 1.10 | - | NI | - | - | |
| 3.0 TO 3.75 | |||||||||
| EN-42 | 0.70 TO 0.85 | 0.10 TO 0.40 | 0.55 TO 0.75 | - | - | - | - | - | |
| EN-44 | 0.90 TO 1.20 | 0.30 | 0.45 TO 0.70 | - | - | - | - | - | |
| EN-45 F-110 | 50 TO 0.60 | 1.5 TO 2.0 | 0.70 TO 1.00 | - | - | - | - | - | |
| EN-351 | 0.10 TO 0.20 | 0.35 | 0.60 TO 1.00 | 0.40 to 0.80 | 0.08 to 0.10 | NI | - | - | |
| 0.60 TO 1.00 | |||||||||
| EN-353 | 0.10 TO 0.20 | 0.35 | 0.50 TO 1.00 | 0.75 TO 1.25 | 0.08 to o.15 | NI | - | - | |
| 1.00 TO 1.50 | |||||||||
| STEEL TYPE | VEW | HEAT TREATMENT | CORRESPONDING SPECIFICATION | ||||||
| Hardening Temperature | Quenching Medium | Tempering Temperature | Brinell Rock well hardness | JAPAN JIS | AISI | POLDI THREAD | |||
| EN SERIES STEEL | EN-1A | - | - | - | - | - | - | - | |
| EN-8 | 750-900 | OIL | 150-200 | ||||||
| EN-9 | 850-900 | OIL | 200-250 | 55-60 | |||||
| EN-19 (V 320) | 900-950 | OIL | 200-225 | 45-55 | SCM 4 | 4140 | |||
| EN-24 (V 130) | 830-860 | OIL | 540-680 | 45-55 | SNCM 8 | 4340 | |||
| EN-31 R-100 | 820-860 | OIL | 180-225 | 59-65 | |||||
| EN-36CE-200 | 780-860 | OIL | 170-210 | 61-63 | SNC 22 | 3415 | |||
| EN-42 | 600-700 | DIRECT HARDENING | 40-45 | ||||||
| EN-44 | 650-750 | OIL | 150 | 45-50 | |||||
| EN-45 | 830-860 | OIL | 470-520 | 50-55 | 9255 | ||||
| EN-351 | 850-860 | OIL | 175-200 | 62-64 | |||||
| EN-353 | 840-870 | OIL | 150-200 | 62-64 | |||||
| STEEL TYPE | VEW | TYPICAL APPLICATION | |||||||
| EN SERIES STEEL | EN-1A | Auto Parts, Tools & Production Machine. | |||||||
| EN-8 | Components of small cross section, requiring low tensile strength, as well as heavy forging in the normalised condition for automative & general engineering such as axles, clutch, shafts, presses & Punches Parts, Piston rods & gear rods. | ||||||||
| EN-9 | Bolts, M/C Tool, Axial shaft | ||||||||
| EN-19 (V 320) | Components of mediums & large cross section, requiring high tensile strength & toughness for automatic engineering and gear & engine construction such as Crane Shafts Steering Knocking Connecting. | ||||||||
| EN-24 (V 130) | Highly stressed components of large cross section for aircraft, automotive & general enginery application such as Properller Shafts Connecting Rods Gear Shafts Craneshafts & Landing Gear Components, Heavy Forging such as Rotar Shafts & Discs. | ||||||||
| EN-31 R-100 |
For roller bearing components such as Baks, Cylinderical, Conical & Needle Rollers. | ||||||||
| EN-36C E-200 |
Components with large cross section requiring high toughness & score strength such as Gears, Crane Shafts & Heavy Duty Gearshafts in Aircrafts & Truck Construction & Mechanical Engineering. | ||||||||
| EN-42 | Special gear case Hardening Tensile Tools | ||||||||
| EN-44 | Spring action parts. | ||||||||
| EN-45 F-110 |
Leaf & Truncated Conical Springs for Automate & General Engineering | ||||||||
| EN-351 | M/C Spring Parts | ||||||||
| EN-353 | M/C Components | ||||||||
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