Engineering grade
EN9 Steel
Medium-high carbon steel, commonly specified for wear-related applications.
General grade information
EN9 is a medium-to-high carbon steel designation. It is generally used where higher surface wear resistance is wanted than lower-carbon grades provide. The business has also marketed EN9 rolls for rolling and bending machine applications; availability is confirmed per enquiry.
Typical applications
- Rolls for rolling and bending machines, subject to availability
- Sprockets, cams and wear parts
- Shafts and general engineering parts
Product forms, subject to availability
- Heavy Rounds
- Forged Shafts
Typical chemical composition — BS 970 070M55
| Element | Typical range (%) |
|---|---|
| Carbon (C) | 0.50 – 0.60 |
| Manganese (Mn) | 0.50 – 0.90 |
| Silicon (Si) | 0.10 – 0.40 |
| Sulphur (S) | ≤ 0.050 |
| Phosphorus (P) | ≤ 0.050 |
Equivalent grades
- 070M55
- IS 55C8
- AISI 1055
- DIN C55 (1.0535)
Equivalents are approximate. Reference ranges only — actual batch values confirmed per enquiry.
About our EN9 stock
The information above is general for the EN9 designation. Exact composition, hardness, strength and heat-treatment condition of a specific batch are not stated here and must be confirmed per enquiry.
Availability subject to current stock confirmation. Grades, sizes, lengths and quantities vary with current inventory.
Material documentation can be discussed and confirmed against the specific requirement and available records.
Other grades: EN8 · EN19 · EN24 · C45 · P20 · EN31 · MS · S235JR · S275JR · ASTM A36
Enquire about EN9
Include any documentation you require — it is recorded with your enquiry and verified before any commitment.