| Production | Size, mm | Length, m | The normative document on a profile and technical requirements | Mark of steel |
|---|---|---|---|---|
| I-beam steel hot-rolled with parallel sides of shelves | 10, 12, 14, 16 | 6-12м | GOST 26020-83 | Ст 0, Ст1кп, Ст2пс; Ст 3–Ст 4 (кп, пс, сп), Ст 5–Ст 6 (сп, пс), 09Г2С, 09Г2, 09Г2Д, 09Г2СД, 10Г2С1, 10ХСНД, 15ХСНД |
| I-beam steel hot-rolled with a bias of internal sides of shelves | 12 | 6-12м | GOST 8239-89 | Ст0, Ст3 (кп, пс, сп),Ст5 (пс, сп), 09Г2С |
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