EN19 Steel Billets
EN19 (709M40) chromium-molybdenum steel. A widely used chrome-moly steel with good hardenability, toughness and fatigue strength in the quenched and tempered condition.
EN19 chemical composition
| C | 0.35 – 0.45 % |
|---|---|
| Si | 0.10 – 0.35 % |
| Mn | 0.70 – 1.00 % |
| Cr | 0.90 – 1.40 % |
| Mo | 0.20 – 0.40 % |
| S / P | 0.040 max each % |
Indicative ranges from the common grade standard. The final analysis is as per the order and the heat test certificate.
Equivalent grades
709M40 (BS 970) · SAE 4140 · 42CrMo4 / 1.7225 (EN 10083)
Equivalents are approximate. See the grade equivalents guide.
EN19 billets and blooms
EN19 billets and blooms feed forging shops making crankshafts, gears and oil field parts.
Kesari Alloys supplies EN19 as continuous cast billets and blooms from 100 × 100 to 250 × 250 mm and 200 mm round, in lengths up to 12 metres. See the billet size chart for weight per metre.
Heat treatment: Hardened and tempered to common strength ranges. Through hardening is good in medium sections.
Typical uses of EN19
- Crankshafts and connecting rods
- Gears and pinions
- Shafts and spindles
- Oil field tool joints and couplings
Industries: forging, ring rolling, the valve industry, sugar mill shafts and rollers, automotive forgings, railway components, oil field equipment, earth moving machinery, fasteners and bolts, gears and shafts, heavy engineering.
Related grades
EN19 questions
What is EN19 steel used for?
EN19 is used for crankshafts and connecting rods, gears and pinions, shafts and spindles, oil field tool joints and couplings.
What is the equivalent of EN19?
709M40 (BS 970) · SAE 4140 · 42CrMo4 / 1.7225 (EN 10083). Equivalents are approximate, so check the limits in your specification.
Does Kesari Alloys supply EN19 billets?
Yes. EN19 is available as continuous cast billets and blooms (100 to 250 mm and 200 mm round, up to 12 m). Send the size, length, quantity and standard to info@ksl.in for a quotation.