PROGRESO
Descripción general del producto
The Q235 hot rolled carbon steel round bar is a solid cylindrical steel bar produced by hot rolling to GB/T 702-2017. Q235 is a carbon structural steel grade with a guaranteed yield strength of 235 MPa, combining good strength, excellent machinability and low cost for a wide range of general engineering applications.
Round bars are supplied with black mill finish or bright surface, en diámetros de 8 mm a 200 mm and lengths of 6 metro, 9 m y 12 metro. Custom cutting, chamfering and surface treatments are available on request.
Presupuesto
| Artículo | Especificación |
|---|---|
| Estándar | GB/T 702-2017 |
| Material Grade | Q235 carbon structural steel |
| Forma | Solid round bar (laminado en caliente) |
| Diameter Range | 8 mm a 200 milímetros |
| Longitud | 6 metro / 9 metro / 12 metro, custom cutting available |
| Superficie | Black mill finish or bright (pelado) surface |
| Fuerza de producción | Min. 235 MPa |
| Resistencia a la tracción | 370-500 MPa |
| Alargamiento | Min. 26% |
| Tratamiento | Corte, turning, drilling and forging on request |
Características clave
- Guaranteed 235 MPa yield strength with stable chemical composition
- Excellent machinability for turning, drilling and threading
- Hot rolled structure with uniform cross section
- Good weldability for structural connections
- Available in black, bright or galvanized finish
- Mill test certificate and inspection report supplied
Aplicaciones
- Ejes, axles, pins and fasteners
- Machinery parts and general mechanical processing
- Building and structural reinforcement
- Marcos, brackets and supports
- Forging blanks and hardware manufacturing
Control de calidad & embalaje
Each batch is tested for chemical composition, mechanical properties and surface condition before shipment. Round bars are bundled with steel straps, protected with waterproof wrapping and marked with grade, diameter and batch number. Mill test certificates are available upon request, and free samples can be provided for quality evaluation.
