ASTM STANDARDSOverseas Information

ASTM STANDARDS

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Deformed bar/
Roll mark/
Polyester tag

ASTM-A615 Grade 40

ASTM-A615 Grade 40
Grade 40 No3
No3
Grade 40 No4
No4
ASTM-A615 Grade 40

ASTM-A615 Grade 60

ASTM-A615 Grade 60
Grade 60 No3
No3
Grade 60 No4
No4
SD345

Product standard list

We conduct inspections on our products to check many factors such as chemical composition, shape, dimension, mechanical property, etc. These are done under our strict quality control system, and enables us to manufacture high quality products.

Symbol of grade

Division Standards Symbol of grade
Deformed steel bars A615/A615M G-40
G-60
A706/A706M G-60
G-80

Chemical composition (%)

Standards Symbol of grade C Si Mn P S C.E.(※)
A615/A615M G-40 0.060 max.
G-60
A706/A706M G-60 0.30 max. 0.50 max. 1.50 max. 0.060 max. 0.045 max. 0.055 max.
G-80

※ C.E.(%)=C+(Mn/6)+(Cu/40)+(Ni/20)+(Cr/10)-(Mo/50)-(V/10)

Mechanical properties

Standards Symbol
of grade
Yield point
or
proof stress
psi(Mpa)
Tensile
strength
psi(Mpa)
Tensile
test piece
Elongation
Bendability
Bend angle Inside radius
3(10)・4(13)・5(16)
A615/A615M G-40 40000 min.
(280)
60000 min.
(420)
Like rolling 12min.
(※)
180° 3.5 × Nominal diameter
A615/A615M G-60 60000 min.
(420)
90000 min.
(620)
Like rolling 9min. 180° 3.5 × Nominal diameter
A706/A706M G-60 60000 to 78000
(420 to 540)
80000 min.
(550)
(※2)
Like rolling 14min. 180° 3.5 × Nominal diameter
A706/A706M G-80 80000 to 98000
(550 to 675)
100000 min.
(690)
(※2)
Like rolling 12min. 180° 3.5 × Nominal diameter

(※)No3.(10) is 11% min.
(※2)Tensile strength shall not be less than 1.25 times the actual yield strength.

Dimension,mass and allowable limits of knots

Bar Desig-nation No. Nominal Weight, lb/ft (Nominal Mass, kg/m) Nominal Dimensions Deformation Requirements, in. (mm)
Diameter, in. (mm) Cross-Sectional Area in, (mm2) Perimeter, in. (mm) Maximum Average Spacing Minimum Average Height Maximum Gap (Chord of 12.5 % of Nominal Perimeter)
3(10) 0.376(0.560) 0.375(9.5) 0.11(71) 1.178(29.9) 0.262(6.7) 0.015(0.38) 0.143(3.6)
4(13) 0.668(0.994) 0.500(12.7) 0.20(129) 1.571(39.9) 0.350(8.9) 0.020(0.51) 0.191(4.9)
5(16) 1.043(1.552) 0.625(15.9) 0.31(199) 1.963(49.9) 0.437(11.1) 0.028(0.71) 0.239(6.1)

Tolerances on mass of one piece

No. Tolerance
3(10)・4(13)・5(16) -6% min.

Mass table

Packing (ASTM A615 Rebar to the USA)

Size
#
Dia.
(")
Dia.
(mm)
Length
(ft)
(m) weight
(lbs/ft)
(kg/m) Bundle
(Sub)
(pcs/bdl.) (kg/bdl.)
3 .3/8 9.5 20 6.096 0.3763 0.56 38 266 907
30 9.144 0.3763 1,362
40 12.192 0.3763 1,814
4 .1/2 12.7 20 6.096 0.6679 0.994 30 150 909
30 9.144 0.6679 1,363
40 12.192 0.6679 1,818
5 .5/8 15.9 20 6.096 1.0429 1.552 24 96 908
30 9.144 1.0429 1,362
40 12.192 1.0429 1,816