Stainless Steel Hot Finished Flats Rolled as Bar Specifications

**T304/304H ASTM A276, ASTM A479, QQ-S-763, SAE AMS5639, ASME SA479
T304/304L ASTM A276, ASTM A479, QQ-S-763, SAE AMS5639, SAE AMS5647, ASME SA479
T316/316L ASTM A276, ASTM A479, QQ-S-763, SAE AMS5648, SAE AMS5653, MIL-S7720AA2, ASME SA479

Hot Finished Flats Tolerances (also referred to at HRAP Flats or Mill Edge Flats)
Width
(inches)
Width
Tolerance
Thickness Tolerances in Inches

1/8 - 1/2 over
1/2 - 1
over
1 - 2
over
2 - 4
over
4 - 6
over
6 - 8
to 1(incl) +0.015
-0.015
+0.008
-0.008
+0.010
-0.010
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over 1 to 2 +0.031
-0.031
+0.012
-0.012
+0.015
-0.015
+0.031
-0.031
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over 2 to 4 +0.062
-0.031
+0.015
-0.015
+0.020
-0.020
+0.031
-0.031
+0.062
-0.031
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over 4 to 6 +0.093
-0.062
+0.015
-0.015
+0.020
-0.020
+0.031
-0.031
+0.062
-0031
+0.093
-0.062
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over 6 to 8 +0.125
-0.156
+0.016
-0.016
+0.025
-0.025
+0.031
-0.031
+0.062
-0.031
+0.093
-0.062
+0.125
-0.156
over 8 to 10 +0.156
-0.187
+0.020
-0.020
+0.031
-0.031
+0.031
-0.031
+0.062
-0.031
+0.093
-0.062
+0.125
-0.156

**We do not have floor stock on the T304/304H but quotes are available from the mill.

Straightness Tolerance for Machined Straightened Bars
H F: 1/8" inch in any 5 foot; but may not exceed 1/8 x (length in ft/5)

 

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