EN19, as per BS970:1955, is a medium carbon chromium-molybdenum alloy steel known for its high tensile strength, excellent wear resistance, and superior toughness. Steelmet Industries offers EN19 rolled round bars in diameters ranging from 16mm to 200mm, available in multiple conditions including as-rolled, softened/annealed, and machinable formats.
These bars are widely used in automotive, machinery, forging, and precision engineering industries across India and international markets.
Key Characteristics of EN19 Rolled Rounds
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Standard: BS970:1955
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Grade: EN19
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Composition (approx.): C 0.35–0.45%, Cr 0.9–1.2%, Mo 0.2–0.35%
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Condition: Rolled, Annealed, Rough Machined
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Heat Treatable: Yes – widely used in Q&T condition
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Hardness Range: Can be hardened up to 58 HRC after treatment
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Machinability: Good in annealed condition
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Weldability: Moderate – requires precautions
Common Applications of EN19 Rolled Bars
EN19 is a versatile and highly demanded alloy steel used in:
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Automotive Parts: Axles, shafts, pinions, gears
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Industrial Equipment: Couplings, spindles, lifting parts
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Machine Tools: Tool holders, arbors, fixture components
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Forgings & Heat Treated Components: Crankshafts, connecting rods
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Hydraulic Machinery: Pistons, rods, sleeves
EN19 combines strength and ease of processing, making it ideal for post-machining heat treatment.
Availability at Steelmet Industries
We offer EN19 Rolled Rounds in the following formats:
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Size Range: 16mm to 200mm in rolled condition
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Other Forms: Forged bars (above 200mm), bright bars
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Variants:
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EN19 Annealed – for machining
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EN19 Normalized & Tempered
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EN19 Quenched & Tempered
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Other Sections: Squares, flats, hexagons, custom profiles on request
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Custom Cutting: Available for all sizes
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End Finishing: Chamfered, cleaned, bundled on request
Explore our What We Do section for more.
Global Equivalent Grades of EN19
| Standard | Equivalent Grade |
|---|---|
| BS (1955) | EN19 |
| BS (1991) | 709M40 |
| AISI / SAE | 4140 |
| ASTM | A29/A322 4140 |
| DIN | 42CrMo4 (1.7225) |
| ISO | 42CrMo4 |
| JIS | SCM440 |
| GOST | 38KhM |
| IS (India) | 40CrMo6 |
| GB (China) | 42CrMo |
Disclaimer: Equivalents are based on chemistry. Mechanical properties may vary based on processing route and treatment.
View related references:
Why Choose Steelmet for EN19 Rolled Bars?
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🟩 Wide Diameter Range: 16mm to 200mm
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🟨 Custom Cuts & Profiles: Lengths, finishes, bundling
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📄 Documentation:
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Test Certificates (MTC)
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Internal Reports
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Third-party Inspection (optional)
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NABL-certified lab results
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Lorry Receipts
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🕐 Timely Deliveries: Structured scheduling, repeat order flexibility
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🌐 Reach: Serving both Indian and global clients
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🔧 Support: Technical assistance, process route traceability
Know more about our Quality Policy and commitment to engineering excellence.
Frequently Asked Questions – EN19 Rolled Rounds
Q1: Can EN19 be used in high wear or fatigue applications?
A: Yes, EN19 is ideal for applications with cyclic loading, high stress, and moderate wear after heat treatment.
Q2: Is EN19 better than EN8?
A: EN19 offers higher strength, better toughness, and more wear resistance compared to EN8.
Q3: What sizes of EN19 rolled rounds do you stock?
A: Steelmet offers EN19 rolled rounds from 16mm up to 200mm diameter, with other forms like forged or bright bars also available.
Q4: Is EN19 weldable?
A: Yes, but welding must be done with care using low hydrogen electrodes and preheat/postheat treatment to avoid cracking.
Q5: Do you supply EN19 with MTCs and third-party lab tests?
A: Absolutely. We offer comprehensive documentation, including third-party inspections and NABL test reports, upon request.
Ready to Order EN19 Rolled Bars?
📞 Call: 0712-2728071 (India) | +91-712-2728071 (Overseas)
📱 WhatsApp: +917122728071
🌐 Website: www.steelmet.in
📨 Enquiry Form: Submit Your Requirement
Whether you’re in India or exporting globally, Steelmet is your reliable partner for alloy steel bars.
