IS 2039-1
IS 2039-1 (Steel tubes for bicycle and cycle rickshaws. Part 1: Specification)· IS (India) · 3 materials
| Designation | Material group | |
|---|---|---|
| ERW C1 | Structural and constructional steels | chevron_right |
| ERW C2 | Structural and constructional steels | chevron_right |
| ERW C3 | Structural and constructional steels | chevron_right |