Stomana Industry S.A. specializes in the production of Engineering Steels (Special Bar Quality – SBQs) and has been actively producing SBQs for more than two decades.
SBQs are produced and delivered as “hot rolled round bars” in diameters from 22mm to 120 mm and “bright bars” (turned and polished round bars) in diameters from 30mm to 115mm mm.
The production range includes a wide range of steel grades according to the European Norms: plain carbon, structural, quenched and tempered (Q&T), case hardening, micro-alloyed and free-cutting. Additionally, Stomana Industry S.A. offers optional to its customers tailored made steel grade production to meet their special needs and/or specifications.
The expanding customers list of Industry S.A. includes among others steel warehouses, service centers, and end-users in the hydraulic, forging, automotive and other engineering steel sectors. Apart from the Bulgarian market, its products are delivered in the major European markets.
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STEEL GRADES |
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| DESCRIPTION | GRADE |
| General Structural Steels acc. EN 10025 | S235JR, S355J2, C10 |
| Quenched and Tempered Steels acc. EN 10083-2, EN 10083-3 | C35, C45, C50, C55, C60, 41Cr4, Cf53,
42CrMo4, 27MnCrB5-2, 34CrNiMo6 |
| Case Hardening Steels acc. EN 10084 (non heat-treated) | 16/20MnCr(S)5, 16MnCr(S)5, 20MnCr(S)5 |
| Micro-alloyed Steels | 20MnV6, 38MnV(S)6 |
| Free Cutting Steels acc. EN 10087 | 11SMn30, 35520 |
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HOT ROLLED ROUND BARS |
| Product: | Hot Rolled Round Bars according to EN 10060 | |
| Diameters: | 22mm – 120mm | |
| Straightness: | Straightness according to EN 10060
Maximum deviation from straightness 2.5mm/m |
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| Length: | Standard Length 6.00m, Non-standard lengths in the range of 5.00m-8.00m
Standard length tolerances: -0/+100 mm, -0/+200 mm. |
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| Packing | In bundles of 2.0-2.5 tn/bundle | |
| Marking: | Colour marking | |
| Surface Quality: | According to EN10221 | |
| Certificate of quality: | Mill’s Inspection Certificate according to EN10204/3.1.
CE marking for grades S235JR, S355J2 according to EN 10025:2004
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BRIGHT STEEL (PEELED AND POLISHED) ROUND BARS |
| Product: | Bright Steel Bars according to EN 10278 |
| Diameters: | 33mm-115 mm |
| Tolerances: | h9, according to EN 10278 |
| Straightness: | Maximum deviation from straightness: 0,5mm/m
For smaller deviation from straightness: upon agreement |
| Length: | 6.000 -0/+100 mm or 3.000 -0/+50 mm. |
| Packing: | In bundles of 1.0-1.5 tn/bundle |
| Bar Ends: | Saw cutting and One/two ends chamfering |
| Marking: | Colour marking |
| Surface Quality: | According to EN10277-1 |
| Certificate of quality: | Mill’s Inspection Certificate according to EN10204/3.1. |
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SIDENOR SA (ATHENS) – Export Dept. |
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| Address: | 33, Amaroussiou-Chalandriou street |
| Postal Code: | GR-15125 |
| City: | Athens |
| Area: | Attiki |
| Country: | GREECE |
| Email: | tmalakis@sidenor.gr |
| Telephone: | (+30) 210-6787111 |
| Fax: | (+30)-210-6787740 |
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STOMANA INDUSTRY SA (BULGARIA) – Export Dept. |
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| Address: | 1, Vladaisko Vastanie str. |
| Postal Code: | 2304 |
| City: | Pernik |
| Country: | BULGARIA |
| Telephone: | (+359)-76-681740 |
| Fax: | (+359)-76-681951 |
| Email: | tmalakis@sidenor.gr |