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Hydraulically-controlled type tee-joint pipe rigid and plastic composite bulging forming device
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Large-diameter T-branch pipe rigid-plasticity combined multi-cylinder type bulging forming equipment
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T-branch lock catch type rigidity and plasticity compound bulging forming equipment
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Hydraulically controlled type t-branch pipe lock catch type rigidity and plasticity composite bulging device
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Rigid and plastic composite multiple-cylinder buckle type bulging forming equipment for large-caliber three-way pipe
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