Kuriyama Couplings.pdf

Part No.Threaded Union Rubber Expansion JointsChemicals/Petroleum • ConstructionHTDRU Series Threaded Union Rubber Expansion JointHTDRU Series Threaded Union Rubber Expansion JointDiameterIn.mmConstruction — Nylon fabric-reinforced neoprenebody with cast ductile iron ground pipe unions.Features —• Superb vibration absorption.• Effective for large eccentricity thermal andbending angles.• Low-cost installation and operation.• Excellent for use with moderate chemicalsand acids, most oils, fats and grease andmany solvents. Not for use with oxidizingacids, esters and ketones.Allowable Movement“L”In. Axial Axial Transverse AngularCompression Elongation Deflection DeflectionOperating ConditionMax. Max. Vacuum WeightPressure Temp. Rating EachPSIG ° F. HG In. (lbs.)HTDRU0075 3/4” 20 8” 7/8” 1/4” 7/8” 45° 150 240 16 1.8HTDRU0100 1” 25 8” 7/8” 1/4” 7/8” 45° 150 240 16 2.8HTDRU0125 1 1/4” 32 8” 7/8” 1/4” 7/8” 45° 150 240 16 3.5HTDRU0150 1 1/2” 40 8” 7/8” 1/4” 7/8” 45° 150 240 16 4.0HTDRU0200 2” 50 8” 7/8” 1/4” 7/8” 45° 150 240 16 5.0Elastomer Physical Properties & Chemical ResistanceCommon NameMaterial Neoprene Natural Rubber BUTYL BUNA-N/Nitrile Hypalon EPDMDesignation Chloroprene Polyisoprene, Isobutene- Nitrile- Chloro-Sulfonyl- Ethylene-Propylene-Synthetic Isoprene Butadiene Polyethylene Diene-TerpolymerANSI/ASTM CR IR IIR NBR CSM EPDMD1418-17ASTM D-2000 bC bF bASAE J-200 bE AA AA bK CE CACHDAOzone VG X E F O OWeather E F VG F E ESunlight VG X VG X O OOxidation VG G E G E EHeat G F VG G G ECold G VG G FG G VGFlame G X X X G XTear G VG G FG FG GAbrasion VG E G G G VGImpermeability G F E G G GDynamic F F F VG F VGRebound-Hot VG E VG G G ERebound-Cold G E X G F EComp. Set F G FG VG F GTensile Strength G E G VG F VGDielectric Strength VG E VG X VG OElectrical Insulation FG VG VG PF FG EWater Absorption G VG VG G G ERadiation VG E G VG VG OSwelling in Oil G X X VG G XAcid, Dilute E FG E G E EAcid, Concentrated G FG G G G GAliphatic Hydrocarbons FG X X E FG XAromatic Hydrocarbons F X X G F XOxygenated Hydrocarbons PF G G X PF ELacquers X X FG F X FGOil & Gasoline G X X VG G XAlkali, Dilute G ND G G G EAlkali, Concentrated X ND G X G EAnimal & Vegetable Oil G ND VG VG G VGChemical FG FG E FG E EWater G VG VG G VG VGNote: This chart is only intended for use as a general guide. Specific elastomer compounds produced by various manufacturers may have different properties.Where chemical-resistance and mechanical characteristics are important, the product should be tested using the exact chemical formulation and under the exactenvironmental conditions the product will normally encounter in service.Key to Ratings: O – Outstanding E – Excellent VG – Very Good G – GoodFG – Fair-to-Good F – Fair PF – Poor-to-Fair X – Poor ND – No DataBECAUSE WE CONTINUALLY EXAMINE WAYS TO IMPROVE OUR PRODUCTS, WE RESERVE THE RIGHT TO ALTER SPECIFICATIONS WITHOUT PRIOR NOTICE.KCCA111043