Author Archives: Neel Khosa

AMSYSCO Post-Tension : LEED Radius Map

Posted on February 10, 2010 by Neel Khosa

The map below shows AMSYSCO, Inc.’s 500-mile radius for LEED projects. Please use it to assess whether we can benefit your Post-Tensioned concrete project. Depending on your project’s location, we provide LEED Credits for steel in: MR4.1 Recycled Content MR5.1 … Continue reading →

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Material Properties of Post-Tension Strands

Posted on January 29, 2010 by Neel Khosa

The following is a list of basic formulas for 270 ksi, 7-wire Prestressing steel strand (per ASTM-A416) used in Post-Tensioned concrete. _______________________________ Assume 0.5″ diameter strand has cross-sectional area of 0.153 sq.in. and weight of 0.525 lbs/ft. Assume 0.6″ diameter strand … Continue reading →

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VIDEO: Plastic Extrusion of PC Strand for Unbonded Post-Tensioning

Posted on January 28, 2010 by Neel Khosa

This video shows the Plastic Extrusion process for Unbonded Post-Tensioning.  Raw materials include steel PC Strand, corrosion-inhibiting Post Tensioning coating and HDPE plastic with color concentrate. The steel strand is moving at over 200 feet per minute in the extrusion … Continue reading →

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