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Ukucubungula Ngokwezifiso

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1. Ukuphela Okunentambo

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2. Grooved End

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3. I-Tapered End

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4. Spot Holing Machining

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5. Beveled End

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6. Flanges Welding

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7. I-Cross Bar Welding

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8. I-Clutch Lock Welding

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