1. Standard
GM123M, GM124M, TS7600G, GB 11258-89
2. Steel Grade/Steel Material/Steel Number:
Low carbon steel, such as SPCCBLDBLC
3. Raw Material:
Cold rolled low carbon steel strip
4. Characteristic:
Good Surface Quality, Uniform coating
No coating burr
Stable quality
Excellent corrosion resistance
TORICH QUALITY ASSURANCE
5. Application:
Brake tube on automobile
6. Specifications:
OD(mm) | OD tolerance(mm) | WT(mm) | WT tolerance(mm) | Coil length |
4.76 (3/16”) | +/-0.10 or as per customer’s requirement | 0.7 | +/-0.07 | 600-1000m/coil |
6 | ||||
6.35 | ||||
8 (5/16”) | ||||
9.5 (3/8”) | ||||
10 | ||||
11.1 (7/16”) | ||||
12 | ||||
12.7 (1/2”) | ||||
8 | 1 | +/-0.1 | ||
10 | ||||
12 |
7. Mechanical properties:
Tensile Stregth (min) | 270MPa |
Yield Stregth (min) | 180 MPa |
Elongation (min) | 14% |
8. Coating:
Type | Thickness | Salt spray test time |
White zinc coating | 8μm | 72h |
Color zinc coating | 8μm | 72h |
Olive green coating | 8μm | 180h |
PVF coating | white zinc 8μm + PVF 20μm | 1000h |
Nylon coating | white zinc 8μm + nylon 40μm | 10000h |
9. Packing: In coil, in wooden box with seaworthy packing