Practical Data for Metallurgists - Timken
Practical Data for Metallurgists - Timken
Practical Data for Metallurgists - Timken
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RECOMMENDED COLD SHEARING LIMITATIONS FOR COLD SHEARING QUALITY – continued<br />
When Maximum of Specified Carbon Range is, percent<br />
Over 0.76<br />
thru 1.05<br />
Over 0.55<br />
thru 0.76<br />
Over 0.49<br />
thru 0.55<br />
Over 0.44<br />
thru 0.49<br />
Over 0.33<br />
thru 0.44<br />
Over 0.25<br />
thru 0.33<br />
Over 0.20<br />
thru 0.25<br />
Grade Series Designation<br />
Thru 0.20<br />
33XX 3<br />
34XX 4 ½ 3<br />
40XX 5 5 4 ¾ 4 ½ 4 ½ 4 ½<br />
41XX 5 5 4 ¾ 4 ¼ 4 3<br />
43XX 4 ¾ 4 ¾ 4<br />
44XX 5 4 ¾<br />
46XX 5 5 4 ¾ 4 ¼<br />
47XX 5<br />
48XX 5 4 ¾<br />
50XX 5 4 ¼<br />
50BXX 4 ½ 4 ¼ 3 ½<br />
51XX 5 5 4 ¾ 4 ½ 4 3 ¼<br />
51BXX 4 3 ¼<br />
61XX 5 5 4 ¾ 4 ¼ 4 3<br />
81XX 5<br />
121<br />
Note: For standard H grades, the maximum carbon content of the comparable standard steel is used when considering cold shearing limitations.<br />
All sizes in this carbon range should be thermally treated be<strong>for</strong>e cold shearing.
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