Pipes Ring Stiffness and Flexibility Testing Machine
→Applicable to pipes diameter less than 3000mm, for determination of ring stiffness, ring flexibility, flattening, creep ratio continuous test(1000h/42d), deflection properties, etc.
→For original ring tensile test for fiber glass reinforced plastic mortar pipes.
→EN 13476-1:2001 Plastics piping systems for non-pressure underground drainage and sewerage-Structured-wall piping systems of unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE)- Part 1: General requirements performance characteristics.
→ISO9969:2007 Thermoplastics pipes -- Determination of ring stiffness
→GB/T9647Thermoplastics pipes-Determination of ring stiffness
→GB/T18042 Thermoplastic plastic pipes creep ratio test method
→GB/T14452 Metallic materials-Determination of bending mechanical properties
→GB/T18477.1 Unplasticized polyvinyl chloride (PVC-U) structure wall pipline system for underground soil waste and drainage-Part1: double wall corrugated pipes
→JT/T529 Plastic bellows for prestressed concrete bridge
→JG225 Corrugated metal ducts for prestressed concrete
→Polyethylene structure wall pipeline system for underground usage Part1:Polyethylene double wall corrugated pipes
→GB/T19472.2 Polyethylene structure-wall piping system for underground usage Part 2: Polyethylene spirally enwound structure-wall pipes
→HRJ testing machines is widely used in agriculture, forestry,animal husbandry and fishery industry, mining industry,manufacturing industry, building industry, wholesale and retail, electricity, heat, gas and water production and supply industry, communication and transportation, storage and mail business,catering industry, information transmission and information technology services, realty business,education,health, etc.