Complete List of Steel Bar Grade Symbols

Release time:

2023-05-18

Stainless steel is an alloy of Iron with a minimum of 10.5% Chromium. Chromium produces a thin layer of oxide on the surface of the steel known as the passive layer. This prevents any further corrosion of the surface. Increasing the amount of Chromium gives an increased resistance to corrosion.

Rebar marking in the graphical method of reinforced concrete components:

Generally, the method of using outgoing lines is used, and there are two specific annotation methods:

1。 Number, diameter, and grade of labeled steel bars: 3 Ф 203: represents the number of steel bars

Ф： Denotes the diameter symbol of the steel bar grade

20: Denotes the diameter of the steel bar

2。 Label the grade, diameter, and center distance of adjacent steel bars

Ф 8 @ 200：

Ф： Denotes the diameter symbol of the steel bar grade

8: Denotes the diameter of the steel bar

@: Equal center distance symbol 200: Center distance between adjacent steel bars (≤ 2

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Complete List of Steel Bar Grade Symbols