Carbon quality steel | DIN EN 10025-2; DIN EN ISO 683-1; DIN EN 10083-2; Specifications; Steel grade: S355J2; S235JR; S235J2; С35-С60; C35R-C60R; С35Е-С60Е |
Alloy structural steel | DIN EN ISO 683-2; DIN EN ISO 683-3; Specifications; Steel grade: 42CrMo(S)4; 41Cr(S)4; 16MnCr(S)5; 20MnCr(S)5; 16MnCrB5; 20MnV6 |
Alloy bearing structural steel | ISO 683-17; Specifications; Steel grade: 100Cr6; 100CrMnSi6-4; ISO 683-17; GOST 801; Steel grade: SHH15; SHH15SG |
According to foreign standards | DIN EN 10025-2; DIN EN 10084; DIN EN 10083-2; DIN EN 10083-3; DIN EN ISO 683-1; DIN EN ISO 683-2; DIN EN ISO 683-3; Specifications; Steel grade: 42Cr4Mo(S)4; 41Cr(S)4; S355J2; S355JO; S235JR; С35Е; С45Е; C35R; C45R; С35; С45; 18CrNiMo7; 30CrNiMo8; C15E; C15R; 16MnCr(S)5; 20MnCr(S)5 |
In addition to these conventional steel grades we offer grades adapted to the customer’s particular specifications.
Concast bearing steel | ТU BY 400074854.010; GOST 801; Steel grade: SHH15; SHH15SG; SHH20SG; SHH4 |
Carbon quality and alloy structural steel | GOST 1050; Steel grade: 25; 35; 40; 45; GOST 4543; Steel grade: 40H; 45H; 18HG; 18HGT; 25HGT; GOST 14959; Steel grade: 30HGSA; 35HGSA; 20HNR; 20HNЗА; 35HM; 15HGN2TA; 20HGNM; 20HM; 25HGM; 40HGM; 38HM; 40HMFA; 40HGNM; 40H2N2MA; 40HN2MA; 15G; 20G; 40G; 65G; 35G2; 20HM; 60G; 70G; 50HGFA; 60S2HFA |
According to foreign standards | DIN EN 10025-2; DIN EN 10084; DIN EN 10083-2; DIN EN 10083-3; DIN EN ISO 683-1; DIN EN ISO 683-2; DIN EN ISO 683-3; Specifications; Steel grade: 42Cr4Mo(S)4; 41Cr(S)4; S355J2; S355JO; S235JR; С35Е; С45Е; C35R; C45R; С35; С45; 18CrNiMo7; 30CrNiMo8; C15E; C15R; 16MnCr(S)5; 20MnCr(S)5 |
In addition to these conventional steel grades we offer grades adapted to the customer’s particular specifications.
Alloy structural steels | DIN EN ISO 683-2; DIN EN ISO 683-3; Specifications; Steel grade: 42CrMo(S)4; 41Cr(S)4;16MnCr(S)5; 20MnCr(S)5; 16MnCrB5; 20MnV6 |
Carbon quality structural steel | DIN EN 10025-2, DIN EN ISO 683-1; Specifications; Steel grade: S355J2; S235JR; S235J2; C35 – C60; C35R – C60R; C35E – C60E |
According to foreign standards | DIN EN 10025-2; DIN EN 10083-2; DIN EN ISO 683-1; DIN EN 10083-3; DIN EN ISO 683-2; DIN EN 10084; Specifications; Steel grade: 42Cr4Mo(S)4; 41Cr(S)4; S355J2; S355JO; S235JR; C15E; C15R; С35Е; С45Е; C35R; C45R; С35; С45; 18CrNiMo7; 30CrNiMo8; 16MnCr(S)5; 20MnCr(S)5 |
DIN EN 10025-2; DIN EN 10083-2; DIN EN ISO 683-1; Specifications; Steel grade: S355J2; S235JR; S235J2; C35 – C60; C35R – C60R, C35E – C60E |
In addition to these conventional steel grades we offer grades adapted to the customer’s particular specifications.
Products | Annealing purpose | Adopted steel grades |
Hot rolled round bars in coils Ø5,5-50 | +А hardness, +FP ferrite-pearlite structure, +AC spheroidal pearlite structure according to standards | 08G2S, 100Cr6, S2Si, 16MnCrS5, 41Cr4, 40HN-2MA, 38HGNM, 40H, 20G2R, 30G1R, 20MnB4, 30MnB4, 42CrMo4, other alloyed, carbon and bearing steel |
Hot rolled round bars Ø20-160 | +А hardness, +FP ferrite-pearlite structure, +AC spheroidal pearlite structure according to standards | St20, 38HN3MFA, 40H2N4A, 40H, 40HFA, 20H2N4A, 100Cr6, 100CrMnSi6,SHH15, SHH15SG, SHH20SG, 42CrMo4, 42CrMoS4, 16/20MnCrS5, 38H2N2MA |
Hot rolled round bars Ø20-80 | +А hardness, +FP ferrite-pearlite structure according to standards, Normalizing (+N) is possible | 40H, 40HFA, 40HN2MA, 20H2N4A, 40HMFA, 20, 42CrMo4, 42CrMoS4, 16MnCrS5 |
There is equipment to do the peeling and polishing of bar surface when requirements for outer surface and accuracy of geometry are very high. After peeling process is applied the length of rolled products is 6–12 m.
Operation | Operation purpose | Accessible minimum diameter tolerance | ||
Peeling of rolled bars | Obtain diameter according to contract requirements and standards. Upon agreement: beveling on two sides at angle of 30°–45°±1° depth 1–5 mm. | Minimum diameter tolerance: | ||
accuracy degree h9, - Ø20-30 mm - +0/-0,052 mm, - Ø31-50 mm - +0/-0,062 mm, - Ø51-80 mm - +0/-0,074 mm | accuracy degree h11, - Ø20-30 mm - +0/-0,130 mm, - Ø31-50 mm - +0/-0,160 mm, - Ø51-80 mm - +0/-0,190 mm | |||
Polishing of rolled bars | Obtain straightness of rolled bars and required surface roughness. | Minimum roughness parameter (Ra) — 2,5 μm. | ||
Bar coating with anticorrosive material | Increase corrosion resistance when in transit and during storing not less 3 months. | |||
Bars packing in polymer | Mechanical damage and direct moisture protection. Upon agreement: cardboard insertions under strapping (to prevent damage of the surface). | Winding density choice depending on the conditions of transportation. |