Round Bar – JIS 3112
Code |
Diameter ( mm ) |
Weight ( kg / m ) |
Cross Section Luas Penampang |
||
|
Nominal |
Tolerance |
Nominal |
Tolerance |
( mm 2 ) |
RB – 10 |
10 |
± 0.4 |
0.617 |
6% |
78.5 |
RB – 12 |
12 |
± 0.4 |
0.888 |
6% |
113.1 |
RB – 16 |
16 |
± 0.5 |
1.578 |
5% |
201.1 |
RB – 19 |
19 |
± 0.5 |
2.226 |
5% |
283.5 |
RB – 22 |
22 |
± 0.5 |
2.984 |
5% |
380.1 |
RB – 25 |
25 |
± 0.5 |
3.853 |
5% |
490.9 |
RB – 28 |
28 |
± 0.6 |
4.833 |
4% |
615.8 |
RB – 32 |
32 |
± 0.6 |
6.313 |
4% |
804.2 |
RB – 50 |
50 |
± 0.8 |
17.40 |
4% |
1963.5 |
Mechanical Properties/ Sifat Mekanis
Type |
Symbol of |
Batas ulur Yield point |
Kuat Tarik Tensile point |
Regang Elongation |
Bendability ( Uji Lengkung ) |
|
|
Grade |
( min N/mm2 ) |
( min N/mm2 ) |
( % min ) |
Angle |
Radius |
Round Bar |
SR 24 |
235 |
380 |
20 |
1800 |
3 x d |
Round Bar |
SS 400 |
235 |
400 |
20 |
1800 |
3 x d |