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CTH has been supplying the local market with the building and construction industry with all types of structural steel for many years, including a wide range of black pipes.
CLASS | Nominal | Outside Diameter | Wall | Calculated Weight | Number of Threads | Socket | Test Preasure | |||||||
Size | Minimum | Maximum | Thickness | Plain Ends | Threads and Coupling | Outer Diameter | Diameter Min. Length | |||||||
mm | in | mm | mm | mm | kg/m | kg/ft | kg/m | kg/ft | Per inch | mm | mm | bar | psi | |
LIGHT (L2) | 15-100 | 1/2 – 4 | 21.4-113.9 | 21.0-113.0 | 2.0-3.6 | 0.947-9.75 | 0.289-.297 | 0.956-10.00 | 0.291-3.05 | 14-11 | 27.8-128.6 | 38.1-88.9 | 50 | 725 |
MEDIUM (M) | 15-150 | 1/2 – 6 | 21.8-166.5 | 21.1-163.9 | 2.6-5.0 | 1.21-19.8 | 0.369-6.04 | 1.22-20.4 | 0.372-6.22 | 14-11 | 27.8-184.2 | 38.1-95.3 | 50 | 725 |
HEAVY (H) | 15-150 | 1/2 – 6 | 21.8-166.5 | 21.0-163.9 | 3.2-5.4 | 1.44-21.3 | 0.439-6.49 | 1.45-21.9 | 0.442-6.68 | 14-11 | 27.8-184.2 | 38.1-95. | 50 | 725 |
| 15mm x AA x 6m |
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| 125mm (LD) x AA x 6m |
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| 125mm (4mm) x AA x 6m |
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| 200mm (4.5) x AA x 6m |
| 250mm (4.5) x AA x 6m |
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| 175mm (5.3) x B x 6m |
| 200mm (5.8) x B x 6m |
| 250mm (6.0) x B x 6m |
| 250mm (6.6) x B x 6m |
| 300mm (6.0) x B x 6m |
| 300mm (6.9) x B x 6m |
| 350mm (7.9) x B x 6m |
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Chua Tong Hin Hardware Sdn Bhd was incorporated in 1983 with Steel & Metal / Hardware & Machinery / Building Material being its core business.
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