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AASHTO

M 203M/M 203-20

Steel Strand, Low-Relaxation Uncoated Seven-Wire for Concrete Reinforcement

2020

8

HM42-2022 part 1

This specification covers two grades of uncoated low-relaxation, seven-wire steel strand for use in pretensioned and post-tensioned prestressed concrete construction. Grade 1725 [250] and Grade 1860 [270] have minimum ultimate strengths of 1725 MPa [250 ksi] and 1860 MPa [270 ksi], respectively, based on the nominal area of the strand.