Product Name: Ce Approval Twin Wall Stainless Steel Chimney Pipe Model NO.: twist lock Section Shape: Round Usage: Machinery Industry, Chemical Industry, Wood, Oil, Solid Fuels Surface Treatment: Polished or Ba Finishing Material: Stainless Steel Technique: Argon-Arc Welding Type: Welded size: 5"6"7"8"9"10"12" Trademark: rainbow Transport Package: Carton Box and Pallet Specification: CE, V2 by TUV Germany Origin: Suzhou, Jiangsu Province, China HS Code: 73269090 Product Description Product descriptionProduct Nametwist lock twin wall straight pipeouter materialSUS304inner MaterialSUS316LColorstainless steel colour, color painted or powder coated, can be customizedStandardEN 1856-1, CertificateCE, Size5", 6", 7", 8", 10", 12"Thickness0.4mm-1.0mmOuter wall hardness177HVinner wall hardness200HVouter wall Tensile strength480MPa/mm2inner wall Tensile strength690MPa/mm2Insulation materialCotton insulation-Aluminum silicateInsulation Resistance high temperature1, 200 degreeInsulation Thickness 25mmFiber Diameter≥ 0.006 micronLength1200mm-120mmUsedWood fireplaces, pellet fireplaces, stove, boiler, generator, heaterchimneyAdvantages:1.Male and female cap shaped by mold, connection is convenient and gas tightness is perfect. 2.Insulation is sealed in stainless steel, showing a beautiful outlook.3.The finish can use polishing, wire drawing, meet customers' different needs.Product pictureMore ProductsOur workshopOur MachineryOur Company Our certificationsFAQQ: Are you trading company or manufacturer ?A: We are factory.Q: How long is your delivery time?A: Generally speaking one container needs 35~40 days for delivery.Q: What is your terms of payment ?A: T/T or L/C.If you have another question, pls feel free to contact us as below: