Standard Hooks Card-astm.pdf 6e4446

STANDARD HOOK DETAILS in accordance with ACI 318 Building Code All grades of steel (minimum yield strengths) D = Finished inside bend diameter (includes springback) d = Bar diameter

J

d

Detailing Dimension

Hook A or G D

d

4d, 2½" min.

BAR SIZE #3 #4 #5 #6 #7 #8 #9 #10 #11 #14 #18 STEEL TYPE

Carbon A615 Low-Alloy A706 Stainless Rail & Axle A996 Low-Carbon

D

A or G

Detailing Dimension

ACI 318 min. bend diameter: 6d for #3 through #8 8d for #9, #10 and #11 10d for #14 and #18

12d

RECOMMENDED END HOOK DIMENSIONS 180° HOOKS 90° HOOKS D A or G J A or G 0´- 5˝ 0´- 3˝ 0´- 6˝ 2¼˝ 3˝ 0´- 6˝ 0´- 4˝ 0´- 8˝ 0´- 7˝ 0´- 5˝ 0´- 10˝ 3¾˝ 0´- 8˝ 0´- 6˝ 1´- 0˝ 4½˝ 0´- 10˝ 0´- 7˝ 1´- 2˝ 5¼˝ 6˝ 0´- 11˝ 0´- 8˝ 1´- 4˝ 1´- 3˝ 1´- 7˝ 9½˝ 0´- 11¾˝ 1´- 5˝ 1´- 10˝ 10¾˝ 1´- 1¼˝ 12˝ 1´- 7˝ 2´- 0˝ 1´- 2¾˝ 2´- 3˝ 2´- 7˝ 18¼˝ 1´- 9¾˝ 24˝ 3´- 0˝ 3´- 5˝ 2´- 4½˝ BAR SIZE RANGE #3 - #6 #3 - #20 #3 - #20 #3 - #20 #3 - #20 #3 - #18 #3 - #18 #3 - #18 #3 - #18 #3 - #8 #3 - #8 #3 - #11 #3 - #18 #3 - #11

GRADE 40 60 75 80 100 60 80 60 75 40 50 60 100 120

© 2015 Concrete Reinforcing Steel Institute

MINIMUM YIELD (ksi) 40 60 75 80 100 60 80 60 75 40 50 60 100 120 Made in U.S.A.

MINIMUM TENSILE (ksi) 60 90 100 105 115 80 100 90 100 70 80 90 150 150

30BCARDSTD–15

ASTM STANDARD REINFORCING BARS #3 #4 #5 #6 #7 #8 #9 #10 #11 #14 #18 #20

AREA (in.2 ) 0.11 0.20 0.31 0.44 0.60 0.79 1.00 1.27 1.56 2.25 4.00 4.91

NOMINAL DIMENSIONS WEIGHT DIAMETER (lb/ft) (in.) 0.376 0.375 0.668 0.500 1.043 0.625 1.502 0.750 2.044 0.875 2.670 1.000 3.400 1.128 4.303 1.270 5.313 1.410 7.65 1.693 13.60 2.257 16.69 2.50

D = Finished inside bend diameter (includes springback) d = Bar diameter 6d for #3, #4, #5 12d for #6, #7, #8 Detailing Dimension

D A or G d

Detailing Dimension

Hook A or G

D

BAR SIZE #3 #4 #5 #6 #7 #8

ACI 318 min. bend diameter: 6d for #3 through #8 8d for #9, #10 and #11 10d for #14 and #18

H 6d D

RECOMMENDED STIRRUP/TIE HOOK DIMENSIONS 90° 135° D A or G A or G H* 4˝ 2½˝ 1½˝ 0´- 4˝ 3˝ 2˝ 0´- 4½˝ 4½˝ 3¾˝ 2½˝ 0´- 6˝ 5½˝ 8˝ 4½˝ 4½˝ 1´- 0˝ 9˝ 5¼˝ 5¼˝ 1´- 2˝ 6˝ 6˝ 1´- 4˝ 10½˝

* H dimension is approximate

D d

Detailing Hook Dimension A or G

BAR SIZE DESIGNATION

6d, 3" min. H D d

RECOMMENDED SEISMIC STIRRUP/ TIE HOOK DIMENSIONS BAR 135° SEISMIC HOOK SIZE D A or G H* #3 3˝ 1½˝ 4¼˝ #4 2˝ 3˝ 4½˝ #5 2½˝ 5½˝ 3¾˝ #6 8˝ 4½˝ 4½˝ #7 9˝ 5¼˝ 5¼˝ #8 6˝ 6˝ 10½˝

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