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01-Maziyar_Sanat_Precast_Concrete_Foundation_Specs
 
National Standard 3132 Hot-rolled steel bars for concrete reinforcement
National Standard of Iran 302 Concrete aggregates
National Standard of Iran 389 Portland cement
National method for concrete mix design
DIN 931 Hexagon head screw
DIN 125 Flat washer
DIN 127 Spring washer
DIN 555 Nut