Round Steel Bar Weight and Size Table


Round Steel
Spec Cross Section Area Weight kg/m
3.5 9.62 0.075
4 12.57 0.098
5 19.63 0.154
5.5 23.76 0.187
5.6 24.63 0.193
6 28.27 0.222
6.3 31.17 0.245
6.5 33.18 0.26
7 38.48 0.302
7.5 44.18 0.347
8 50.27 0.395
9 63.63 0.499
10 78.54 0.617
11 95.03 0.746
12 113.1 0.888
13 132.7 1.04
14 153.9 1.21
15 176.7 1.39
16 201.1 1.58
17 227 1.78
18 254.5 2
19 283.5 2.23
20 314.2 2.47
21 346.4 2.72
22 380.1 2.98
24 452.4 3.55
25 490.9 3.85
26 530.9 4.17
28 615.8 4.83
30 706.9 5.55
32 804.2 6.31
34 907.9 7.13
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Buyer FAQ

This reference page lists round steel bar diameters, cross-section areas, and weights per meter for sourcing and fabrication planning.

What does this round steel table show?

It shows common round steel bar diameters, cross-section areas, and weights per meter.

How is this table useful for quoting?

It helps estimate material weight, cost, and stock selection before machining, forging, cutting, or fabrication.

What should buyers specify for round bar parts?

Specify diameter, material grade, length, heat treatment, finish, tolerance, quantity, and machining requirements.