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Anti-corrosion pipe varieties
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Production caliber
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Length of steel pipe
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Thickness of anti-corrosive layer
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Production standard
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Three-layer polyethylene anti-corrosion pipe
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φ22-1060mm
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5-13m
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Cyclohydrogen powder (FBE)60-400μm adhesive (AD)100-170μm polyethylene (PE)1.0-5.0mm
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1S021809-1, DEP31.40.30.31, DIN30670, CSA-Z245.21, GB/T23257
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Three-layer polypropylene anti-corrosion pipe (3LPP)
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φ22-1060mm
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5-13m
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Cyclohydrogen powder (FBE)60-400μm adhesive (AD)140-170μm polypropylene (PP)1.0-5.0mm
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1S021809-1, DIN30678, SY/T7041
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Single layer epoxy powder tube (FBE)
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φ22-1060mm
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5-13m
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350-500μm
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1S021809-2, CSA-Z245.20, GB/T39636, SY/T0315
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Double layer ring hydrogen powder tube (2FBE)
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φ22-1060mm
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5-13m
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Ground floor 120-300μm
Surface course 150-500μm
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GB'T39636, GB/T37954, SY/T0315, CSA-Z245.20
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Plastic coated pipe (EP)
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DN15-DN300
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6m/9m
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Inner coating 300-350μm
Outer coating)300-400μm
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GB/T28897, CJIT120, GB/T5135.20
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Epoxy powder inner coated pipe (tubing, casing, conveying pipe)
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φ60-508mm
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9-12.8m
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150-500μm
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API-RP-5L7, SY/T6717, DEP31.40.30.39
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Liquid coating internal anti-corrosion pipe
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φ60mm-508mm
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9-12.8m
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60-500μm
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API-RP-5L2. SY/T0457
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Internal drag reduction external spraying pipe
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φ60-710mm
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5-13m
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60-500μm
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AWWAC210, SYIT6854
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On-line testing equipment: electronic film thickness gauge, thermometer, tension meter, pinhole tester, peel tester; Test equipment: test piece making machine, impact testing machine, tensile testing machine, hardness tester, thermostat, dryer, low temperature box, DSC, etc., which can analyze and detect the coating thickness, peel strength, impact resistance and corrosion resistance of coated steel pipes (with pictures attached).
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