Specifications:Steel strand for prestressed concrete1*2 ND:5.00/5.80/8.00/10.00/12.00mm1*3 ND:6.20/6.50/8.60/8.74/10.80/12.90mm,1*3I*8.74mm1*7 ND:9.50/11.10/12.70/15.20/15.70/17.80mm,(1*7)C ND:12.70/15.20/18.00mmunbonded steel strand12.70mm, 15.20mm 15.24mmRetard-bonded Prestressed Steel Strand15.20mmMaterial: SWRH 82B /SWRH77BStandard: GB/T5224; ASTMA416; BS5896; EN10138.direction of twist:LHLL/RHLLClassify: no bond ,with bond,hot dip galvanized,epoxy resin,smooth,spiral rib,NickPrestressed concrete steel strand Application: Bridges, building, water conservancy, energy, and geotechnical engineering, unbonded steel strand or monostrand,apply to Floor, foundation engineering.Unbondend Prestressed Steel Strand Application:Post-tensioned unbonded prestressed concrete bar is suitable for cast-in-placeconcrete of long-span and wide building,large load prefabricated beam and other construction.I has the characters of not need room for future expansion and grout-in,Convenient use,material savad,bended easy,Products have been widely applied to various projects,such an:airport,stadium and the construction of large hydropower station.Retard-bonded Prestressed Steel Strand Applications:Apply to chloride or other corrosive medium environment,such as dock, large shipyards, offshore oil platforms, water conservancy facilities, and chemical engineering plant and liquid storage pool, sewage pool, explosive gas pool structure, etc.Packing:Without shaft,use PVC lining ,anti-rust paper and PP woven,then use the steel strapping,based on wood,or according to your requirements.The about size of the steel strand volume:Width:750mmUnder 16mm, inner diameter 800mmAbove 16mm,inner diameter 1100mm.The out diameter is 1200-1500mm.Weith:1.0-5.0tons/optionalRemarks:We can produce other strength and diameter according to negotiation.
