Round bars of quality steel
Round bars – on the metallurgical market are one of the most popular forms of metallurgical products. Our offer includes:
- Alloy carbon bars for thermal improvement and carburization
- made of machine steels and structural steel
- low alloy, medium alloy and high alloy
- Dead steel semikilled steel effervescing steel
- made of silchrom valve steel – SiCr
- for thermal improvement
- beams for carburizing, nitriding and cyanidizing
- for surface hardening
- for gears
- for the manufacture of bolts, rivets, nuts and fittings
- for blades, turbine rotors
- for power engineering, for screw connections
- made of soft magnetic steel and non-magnetic steel
- of high-speed steel
- made of titanium and titanium alloys
- made of silver-plated steel
- of maraging steel
- High-wearing, high-manganese
- stainless and acid resistant, duplex steel
- Heat-resistant and high-temperature creep resistance
- steel for aviation and aerospace industries
- from inwar, elinwar, oat, platinate alloys
- of chromium-nickel alloys and nickel alloys
- Corrosion-resistant of Cr-Mn-Ni-N type
- made of carbon steel and alloy steel
- for implants and medical devices resistant to corrosion
Types of surfaces of stainless steel round bars, structural and machine alloy steels, high alloyed and non-alloy steel:
| Types of surface of round bars | |||
| Cold rolled and hot rolled round bars | Di 5 – Di 530mm | Bars with a raw surface | |
| Cold-drawn round bars | Di 3 – Di 80mm | The most commonly used tolerances for bars with a light surface and calibrated bars (negative tolerances only) | Negative tol. H8, H9, H10, H11, H12, H13 |
| Round bars, peeled and rolled | Di 15 – Di 180mm | ||
| Calibrated round bars | Di 3 – Di 100mm | Positive tol. K9, K10, K11, K12, K13 | |
Special surface finishes for structural and machine alloy bars, stainless and acid-resistant:
| Round bars with special surfaces and finishes | |
| Bright round bars k 240 – 320 | The most commonly used tolerances H6, H7, H8, H9, H10, H11, H12 |
| Polished round bars | |
| Round bars chamfered on both sides or one side | |
Square bars made of quality steel
- carbon alloy
- of machine and structural steel
- Low alloy, medium alloy and high alloy
- Killed steel, semikilled steel, and effervescing steel
- made of silchrom steel – SiCr
- for thermal improvement
- for carburizing, nitriding and carburizing
- for surface hardening
- for gears
- for blades, turbine rotors
- for power engineering
- made of soft magnetic steel and non-magnetic steel
- made of high-speed steel
- made of spring steel
- made of high hardness manganese steel
- made of titanium and titanium alloys
- made of maraging steel
- Stainless and acid-resistant, duplex
- Heat-resistant and high-temperature creep resistance
- made of inwar, elinwar, oat, platinate alloys
- of chromium-nickel alloys and nickel alloys
- Corrosion-resistant Cr-Mn-Ni-N
- made of carbon steel and alloy steel
- for implants and medical devices resistant to corrosion
Types of surfaces of stainless, acid-resistant and carbon-alloyed square bars:
| Types of surface of square bars | ||
| Cold rolled and hot rolled square bars | 10 x 10 – 250 x 250mm | Raw surface |
| Cold-drawn square bars | 6 x 6 – 60 x 60mm | Tolerances H11, H12 |
| Calibrated square bars | 3 x 3 – 100 x 100mm | Tolerances H10, H11, H12 |
| Ground or polished square bars | ||
Hexagonal and octagonal bars (6kt and 8kt) of quality steel
Hexagonal bars – are of decisive importance for example for companies producing screws and nuts from various steel. Deliberately structured design facilitates production, accelerates implementation and allows to avoids unnecessary waste on the material:
- Hexagon bars made of machine steels and structural steel
- Medium alloy and high alloy hexagonal bars
- Killed steel, semikilled steel, and effervescing steel hexagonal bars
- Hexagon bars for thermal improvement
- Hexagonal bars for power engineering
- Stainless and acid-resistant hexagonal bars
- Hexagonal boiler steel bars
- Hexagon bars for work at elevated temperatures
- Hexagonal bars for implants and medical instruments resistant to corrosion
Types of surfaces of hexagonal, stainless, acid-resistant and carbon alloy structural steel bars:
| Types of surface of hexagonal bars | ||
| Cold and hot rolled hexagonal bars | 8-100mm | Raw surface |
| Cold-drawn hexagonal bars | 4-60mm | H11, H12 Tolerances |
| Calibrated hexagonal bars | 3-100mm | H10, H11, H12 Tolerances |
| Ground or polished hexagonal bars | ||
Flat bars of quality steel
Flat bars, as well as square bars, are usually produced by the rolling method in lengths of 4-6m. fushun offers:
| Methods of manufacture and surfaces of flat bars | ||
| Hot rolled and cold rolled flat bars | 3 x 15mm – 105 x 200mm | Raw surface |
| Cold-drawn flat bars | 3 x 10mm – 105 x 150mm | Tolerance H9, H10, H11, H12 |
| Flat bars cut from metal sheets and plates | thk. 2 – 150mm | Cold rolled and hot rolled steel sheets surface |
| Calibrated flat bars | 3 x 10mm – 80 x 200mm | |
| Ground and polished flat bars | ||
| Flat bars with rounded sides and corners | ||
The products described aboce are determined by:
– Euronorms and ISO norms – EN 10028-1, EN 10028-2, EN 10028-4, EN 10028-7, EN 10083-1, EN 10083-2, EN 10083-3, EN 10084, EN 10087, EN 10088-1, EN 10088-2, EN 10088-3, EN 10089, EN 10090, EN 10095, EN 10263-1, EN 10263-2, EN 10263-3, EN 10263-4, EN 10263-5, EN 10272, EN 10273, EN 10277-1, EN 10277-2, EN 10277-4, EN 10277-5, EN ISO 4957, EN ISO 683-17, EN ISO 7153-1, ISO 5832, ISO 13521, ISO 9722
