JIS G 3536

Steel Number Nominal diameter mm

Tolerance mm)

Area of Section

Estimated weight Per 1000metre kg)

Breaking load KN

Yield load KN

Minimum Elongation at max%

Relaxation Value 1000h %

SWPR7A

9.3 10.8 12.4 15.2

+0.40 -0.20

51.61 69.68 92.90 138.70

405 546 729 1101

88.8 12.0 160.0 240.0

7505102.0136.0204.0

3.5 3.0

SWPR7B

9.2 11.1 12.7 15.2

+0.40 -0.20

54.84 74.19 98.71 138.70

432 580 774 1101

102.0 138.0 183.0 261.0

86.8 118.0156.0222.0

3.5 3.0