| Particulars | As per BS-1387 | Material used by STEELMARK Pipes Limited |
| Carbon (%, max) | 0.15% | 0.05% |
| Phosphorus (%, max) | 0.55% | 0.16% |
| Sulpher (%, max) | 0.06% | 0.06% |
| Tensile Strength [psi (kg/mm2) min] | 46,900 (33.0) | 52,345 (36.1) |
| Tensile Strength [psi (kg/mm2) min] | 27,300 (19.2) | 33,785 (23.3) |
| Elongation (%, min) | 20% | 42~45% |
Parameter
Hot Rolled Steel Coil
- Grade: JISC-3132, SPHT-1
- Specification: Unoiled/Unpickled, Non-Skin passed, Mill Edge
- Origin: Taiwan, Japan, China
Chemical and Physical properties of Raw Materials used for MS & GI Pipe
General purpose mild steel tubes are produced according to the British Standard, BS-1387 and Bangladesh Standard, BDS-1031. Galvanizing is done according to the British Standard, BS-729 as below:
Hot Rolled Steel Coil
- Grade: JISC-3132, SPHT-1
- Specification: Unoiled/Unpickled, Non-Skin passed, Mill Edge
- Origin: Taiwan, Japan, China
Chemical and Physical properties of Raw Materials used for MS & GI Pipe
General purpose mild steel tubes are produced according to the British Standard, BS-1387 and Bangladesh Standard, BDS-1031. Galvanizing is done according to the British Standard, BS-729 as below:
| Chemical | Availability of Chemicals in 99.995% pure Zinc |
Availability of Chemicals in Zinc, used by STEELMARK Pipes Limited |
|
| Min | Max | ||
| Aluminium % (4d) | 0.0000 | 0.0014 | 0.0002 |
| Tin % (4d) | 0.0000 | 0.0014 | 0.0004 |
| Lead % (4d) | 0.0000 | 0.0034 | 0.0025 |
| Iron % (4d) | 0.0000 | 0.0014 | 0.0003 |
| Copper % (4d) | 0.0000 | 0.0014 | 0.0002 |
| Cadmium % (4d) | 0.0000 | 0.0024 | 0.0001 |
