CN108869905A
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Stainless steel oil pipe piecing devices
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CN106001012A
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Heat removal system and method for removing residues on inner surface of steel pipe by means of heat removal system
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CN102152113A
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Integrated machine for cutting and painting of stainless steel welded tube
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CN102175120A
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Device for measuring external diameter roundness of stainless steel U-shaped pipe
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CN102120544A
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Hoisting device for arranging large stainless steel U-tube wooden boxes
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CN102172679A
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Roundness correcting device for U-shaped stainless steel pipe
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CN102145341A
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Device for cleaning inner wall of precise stainless steel pipe
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CN102080150A
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Device for eliminating internal stress of U-shaped bent pipe by performing heating and annealing
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CN102172589A
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Device for cleaning stainless steel pipe by flexible films
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CN102092629A
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Stainless steel pipe wooden box hoisting and transporting device
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CN101798623A
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Half-bright annealing device
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CN101798622A
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Port sealing device of high-frequency bright annealing furnace
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CN101749930A
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Blowing drying device after underwater pressure test of welded pipe
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CN101750247A
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Sealing clamp of steel tube for hydrostatic test
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CN101745574A
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Pipe bending device for over-long U-shaped pipes
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CN101327532A
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Device for cleaning side of metal material belt for tube welding machine
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