UPN and IPN
Deformed steel bar for concrete reinforcement is also called ribbed steel bar. This kind of steel bar usually has vertical rib and transverse rib on surface, the form of vertical rib including spiral, and crescent and herringbone.
Sizes:
40mm, 50mm, 60mm, 65mm, 80mm, 100mm, 120mm, 140mm, 160mm, 180mm, 200mm
Lenghts:
6m, 12m
Grades:
DIN 17100 ST 37.2
ASTM A36
S235 JR(EN 10025)
S275 JR(EN 10025)
RST 44-2