Product Name: Is0-3821 1/4"X25FT Twin Hose with B-B Fittings Model NO.: 1/4'' Color: Red & Green Capability: for Gas Welding Material: EPDM Inner Diameter: 6.3mm Outer Diameter: 13.2mm Working Pressure: 20bar (300psi) Burst Pressure: 60bar (900psi) Length: 25FT Fittings: B-B (G9/16-18n) Surface: Smooth Standard: En559 / ISO3821 Certificate: Ce, ISO Main Market: American, South America Tube: Super SBR Synthetic Rubber Reinforced Layer: High Tensile Polyester Fiber Braided (1b) Cover: Anti-Aging EPDM Rubber Characteristics: Anti-Aging, Weather, Ozone and UV Packing: OPP Film, Shrink, Color Sticker Trademark: PASSION Transport Package: Strong OPP Film Wrapped Specification: 6mm+6mm' Origin: Zhejiang, China HS Code: 400932 Product Description Construction: Tube: SBR + NR Synthetic Rubber Reinforcement: High tensile polyester fiber braided. Cover: EPDM Synthetic RubberTemperature: -25ºC to +80ºCColor: Red & Green or Red & Blue etc.Application: Mainly used for oxygen / acetylene gas welding; inert gas (such as argon gas and helium gas etc.)Standard Length: 25FT, 50FT, and 100FTJoint Connection: Brass teeth of metric system (M16x1.5), applied to Chinese Mainland; Brass teeth of British system (G3/8-19N), Britain and Hong Kong etc Brass teeth of American system (G9/16-18N), America, Middle East and South America etc. Australian system (5/8-18N), Australia etcInner DiameterOuter DiameterWorking PressureBurst PressureLengthMeasurementWeightinchmmmmbarpsibarpsiFTcbm/rollKg/roll3/16"&3/16"4.811.52030060900250.00482.53/16"&3/16"4.811.52030060900500.0094.03/16"&3/16"4.811.520300609001000.0188.01/4"&1/4"6.4132030060900250.0052.91/4"&1/4"6.4132030060900500.015.51/4"&1/4"6.41320300609001000.02115/16"&5/16"7.9152030060900250.0073.455/16"&5/16"7.9152030060900500.0126.85/16"&5/16"7.91520300609001000.02213.53/8"&3/8"9.5172030060900250.0094.33/8"&3/8"9.5172030060900500.0158.13/8"&3/8"9.51720300609001000.02415.9FAQ:1.Q:Areyouafactoryortradingcompany?A:Weareafactory2.Q:Whereisyourfactorylocated?HowcanIvisitthere?A:OurfactoryislocatedinHangzhouCity,Zhejiang Province,China,about1.5hourstrainfromShanghai.Allourclients,fromhomeorabroad,arewarmlywelcometovisitus!3.Q:HowcanIgetsomesamples?A:Wearehonoredtoofferyousamples.4.Q:Howdoesyourfactorydoregardingqualitycontrol?A. Quality is priority. PASSION people always attach great importance to quality controlling from the very beginning to the very end.Our factory has gained CE, ISO, SGS, TUV etc. AuthenticationCooperativeBrands:WELDMAN,MaxWeld,SAEFLEX.REDI-WELDPaishun'sSlogan:PASSIONFORHOSE!PASSIONFORYOU!