Chain rollers feem ntau yog ua los ntawm cov hlau, thiab kev ua haujlwm ntawm cov saw yuav tsum muaj lub zog tensile siab thiab qee qhov toughness.Chains muaj xws li plaub series, kis tau tus mob chains, conveyor chains, luag chains, tshwj xeeb kev chains, ib tug series ntawm feem ntau hlau txuas los yog rings, chains siv ob ...
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