C-channel
| Country | Product | Height (mm) | Thickness (mm) | Length (m) | Steel Grade | Chemical Composition | Mechanical Properties | Standard | Notes |
| Iran | C-channel | 80 | 4–9 | 6 or 12 | ST37 | C≤0.20%, Si 0.15–0.35%, Mn 0.35–0.75%, P≤0.05%, S≤0.05% | Yield ≈235 MPa, Tensile 360–460 MPa, Elongation 25% | ISIRI 4477 / UPN & UPE | Simple & perforated channel (UPN/UPE) sizes 3–24 cm |
| Iran | C-channel | 100 | 4–9 | 6 or 12 | ST37 | C≤0.20%, Si 0.15–0.35%, Mn 0.35–0.75%, P≤0.05%, S≤0.05% | Yield ≈235 MPa, Tensile 360–460 MPa, Elongation 25% | ISIRI 4477 / UPN & UPE | Simple & perforated channel (UPN/UPE) sizes 3–24 cm |
| Iran | C-channel | 120 | 4–9 | 6 or 12 | ST37 | C≤0.20%, Si 0.15–0.35%, Mn 0.35–0.75%, P≤0.05%, S≤0.05% | Yield ≈235 MPa, Tensile 360–460 MPa, Elongation 25% | ISIRI 4477 / UPN & UPE | Simple & perforated channel (UPN/UPE) sizes 3–24 cm |
| Iran | C-channel | 140 | 4–9 | 6 or 12 | ST37 | C≤0.20%, Si 0.15–0.35%, Mn 0.35–0.75%, P≤0.05%, S≤0.05% | Yield ≈235 MPa, Tensile 360–460 MPa, Elongation 25% | ISIRI 4477 / UPN & UPE | Simple & perforated channel (UPN/UPE) sizes 3–24 cm |
| Iran | C-channel | 160 | 4–9 | 6 or 12 | ST37 | C≤0.20%, Si 0.15–0.35%, Mn 0.35–0.75%, P≤0.05%, S≤0.05% | Yield ≈235 MPa, Tensile 360–460 MPa, Elongation 25% | ISIRI 4477 / UPN & UPE | Simple & perforated channel (UPN/UPE) sizes 3–24 cm |
| Iran | C-channel | 180 | 4–9 | 6 or 12 | ST37 | C≤0.20%, Si 0.15–0.35%, Mn 0.35–0.75%, P≤0.05%, S≤0.05% | Yield ≈235 MPa, Tensile 360–460 MPa, Elongation 25% | ISIRI 4477 / UPN & UPE | Simple & perforated channel (UPN/UPE) sizes 3–24 cm |
| Iran | C-channel | 200 | 4–9 | 6 or 12 | ST37 | C≤0.20%, Si 0.15–0.35%, Mn 0.35–0.75%, P≤0.05%, S≤0.05% | Yield ≈235 MPa, Tensile 360–460 MPa, Elongation 25% | ISIRI 4477 / UPN & UPE | Simple & perforated channel (UPN/UPE) sizes 3–24 cm |
| Iran | C-channel | 220 | 4–9 | 6 or 12 | ST37 | C≤0.20%, Si 0.15–0.35%, Mn 0.35–0.75%, P≤0.05%, S≤0.05% | Yield ≈235 MPa, Tensile 360–460 MPa, Elongation 25% | ISIRI 4477 / UPN & UPE | Simple & perforated channel (UPN/UPE) sizes 3–24 cm |
| Iran | C-channel | 240 | 4–9 | 6 or 12 | ST37 | C≤0.20%, Si 0.15–0.35%, Mn 0.35–0.75%, P≤0.05%, S≤0.05% | Yield ≈235 MPa, Tensile 360–460 MPa, Elongation 25% | ISIRI 4477 / UPN & UPE | Simple & perforated channel (UPN/UPE) sizes 3–24 cm |
| Russia | C-channel | 50 | 4–10 | 2–12 | St3 | C 0.14–0.22%, Si 0.15–0.30%, Mn 0.40–0.65%, P≤0.04%, S≤0.05% | Yield 225–245 MPa, Tensile 370–480 MPa, Elongation 23–26% | GOST 8240-97 | |
| Russia | C-channel | 80 | 4–10 | 2–12 | St3 | C 0.14–0.22%, Si 0.15–0.30%, Mn 0.40–0.65%, P≤0.04%, S≤0.05% | Yield 225–245 MPa, Tensile 370–480 MPa, Elongation 23–26% | GOST 8240-97 | |
| Russia | C-channel | 100 | 4–10 | 2–12 | St3 | C 0.14–0.22%, Si 0.15–0.30%, Mn 0.40–0.65%, P≤0.04%, S≤0.05% | Yield 225–245 MPa, Tensile 370–480 MPa, Elongation 23–26% | GOST 8240-97 | |
| Russia | C-channel | 120 | 4–10 | 2–12 | St3 | C 0.14–0.22%, Si 0.15–0.30%, Mn 0.40–0.65%, P≤0.04%, S≤0.05% | Yield 225–245 MPa, Tensile 370–480 MPa, Elongation 23–26% | GOST 8240-97 | |
| Russia | C-channel | 140 | 4–10 | 2–12 | St3 | C 0.14–0.22%, Si 0.15–0.30%, Mn 0.40–0.65%, P≤0.04%, S≤0.05% | Yield 225–245 MPa, Tensile 370–480 MPa, Elongation 23–26% | GOST 8240-97 | |
| Russia | C-channel | 160 | 4–10 | 2–12 | St3 | C 0.14–0.22%, Si 0.15–0.30%, Mn 0.40–0.65%, P≤0.04%, S≤0.05% | Yield 225–245 MPa, Tensile 370–480 MPa, Elongation 23–26% | GOST 8240-97 | |
| Russia | C-channel | 180 | 4–10 | 2–12 | St3 | C 0.14–0.22%, Si 0.15–0.30%, Mn 0.40–0.65%, P≤0.04%, S≤0.05% | Yield 225–245 MPa, Tensile 370–480 MPa, Elongation 23–26% | GOST 8240-97 | |
| Russia | C-channel | 200 | 4–10 | 2–12 | St3 | C 0.14–0.22%, Si 0.15–0.30%, Mn 0.40–0.65%, P≤0.04%, S≤0.05% | Yield 225–245 MPa, Tensile 370–480 MPa, Elongation 23–26% | GOST 8240-97 | |
| Russia | C-channel | 240 | 4–10 | 2–12 | St3 | C 0.14–0.22%, Si 0.15–0.30%, Mn 0.40–0.65%, P≤0.04%, S≤0.05% | Yield 225–245 MPa, Tensile 370–480 MPa, Elongation 23–26% | GOST 8240-97 | |
| Russia | C-channel | 280 | 4–10 | 2–12 | St3 | C 0.14–0.22%, Si 0.15–0.30%, Mn 0.40–0.65%, P≤0.04%, S≤0.05% | Yield 225–245 MPa, Tensile 370–480 MPa, Elongation 23–26% | GOST 8240-97 | |
| Russia | C-channel | 300 | 4–10 | 2–12 | St3 | C 0.14–0.22%, Si 0.15–0.30%, Mn 0.40–0.65%, P≤0.04%, S≤0.05% | Yield 225–245 MPa, Tensile 370–480 MPa, Elongation 23–26% | GOST 8240-97 | |
| Russia | C-channel | 320 | 4–10 | 2–12 | St3 | C 0.14–0.22%, Si 0.15–0.30%, Mn 0.40–0.65%, P≤0.04%, S≤0.05% | Yield 225–245 MPa, Tensile 370–480 MPa, Elongation 23–26% | GOST 8240-97 | |
| Russia | C-channel | 360 | 4–10 | 2–12 | St3 | C 0.14–0.22%, Si 0.15–0.30%, Mn 0.40–0.65%, P≤0.04%, S≤0.05% | Yield 225–245 MPa, Tensile 370–480 MPa, Elongation 23–26% | GOST 8240-97 | |
| Russia | C-channel | 400 | 4–10 | 2–12 | St3 | C 0.14–0.22%, Si 0.15–0.30%, Mn 0.40–0.65%, P≤0.04%, S≤0.05% | Yield 225–245 MPa, Tensile 370–480 MPa, Elongation 23–26% | GOST 8240-97 | |