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Cast Iron Pipe: 1.Application fields: FieldPart namemachine toolsleeve ,upright column ,clamp ringOil and Gasguide sleeves ,sealing ring, sliding sleeveIndustrial machineries axis sleeve, gear, kawa, wear-resistant sleeve, grinding sleeveOil drillingdrillable packers/drillable bridge plug, suction vittaRailway vehiclebogie bush, braking system bushingMetallurgical equipmentcasting lift tube ,suction tube, thermocouple protect tubeAir-condition compression machinerolling piston ringAutomotivedry cylinder liner, piston ring, steering pump stator, gearTractor shippingdry cylinder liner, piston ring, steering pump stator, gearMine mechanismwear resist sleeve, engine cylinder2.The size of the hollow round profile: A.(DN)Outside diameter(mm) (δ)Range of pipe wall(mm) DN(mm) 60-80 80-100100-130130-160160-200200-260 δ(mm) 6-8 6-11 7-15 8-25 8-30 8-35B.Material:ductile iron casting iron,gray casting iron,medium or low content,alloy casting iron,high nickel casting iron, C.Cross section of the products:round shape,elliptical shape,non-right round shape,rectangle, D.External diameter:60mm-260mm, E.Wall thickness:6mm-35mm. 3.Description of cast iron pipes: 1)Centrifugal process ensures the spun cast iron pipe have high density and close grains,thus eliminating porosity the cause of leakages, 2)Save time by taking advantage of TEH simple and easy method to install stainless steel coupling, 3)Get the certification of CISPI301, ISO6594, EN877, 4)Specification: 2"-12", 5)Surface treatmnet: Bitumen painted or Epoxy resin painted, 7)OEM service is available, 8)Competitive price, 9)High quality, 10)Punctual delivery. Please feel free to contact us if you are interested in our products.We are looking forward to cooperating with you.