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Temper Rolled / Application
Considerations Hot Rolled Sheet
Non-Pickled Temper
Rolled
Application Considerations
High Strength Steel Sheet Uniform
Designator System
| 1. |
Sheet Product Prefix |
| |
HR = Hot Rolled |
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| 2. |
Yield Strength |
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Numerical description of
minimum yield strength in ksi |
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| 3. |
Chemical Composition |
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Each steel is designated by a
letter classification |
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S = Structural Steel |
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X = Low Alloy |
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W = Weathering
|
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| 4. |
Inclusion Shape Control |
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F = Killed Plus Inclusion Shape
Control
X = Killed without Inclusion Shape Control
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| 5. |
Tensile Strength |
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Numerical description of the
minimum tensile strength in ksi |
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Examples
of Designators
Product Caption: HR Sheet High Strength
Specification Caption: (U. S. Steel HR 50XF60) |
HR
Product
Prefix |
50
Yield
Strength |
X
Chemical
Composition |
F
Inclusion
Shape Control |
60
Tensile
Strength |
|
1
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2
|
3
|
4
|
5
|
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