This material is precision ground to offer tighter tolerances than standard 316 stainless steel.
Stainless steel round bar tolerances.
Stainless steel round hexagon and square bar common uses and iso tolerances.
The old bs970 parts 1 3.
0 minus tol.
Tolerances stainless bars size tolerances hot rolled rounds and squares size tolerance inches out of round specified size over under out of square inches section inches1 over 5 16 to 7 16 incl 2 0 006 0 006 0 009 over 7 16 to 5 8 incl 2 0 007 0 007 0 010 over 5 8 to 7 8 incl.
1991 standards have been replaced by a number of en standards the most important of which are shown below.
Iso k13 iso k12 iso h11.
High strength 17 4 ph stainless steel.
Standard permissible tolerance variations of stainless steel bars size tolerances cold finished roundsdrawn ground or ground and polishedastm a276 a484 specified sizes inches over under 044 to 1 16 excl 0 001 0 001 5 16 to 1 2 excl 0 0015 0 0015 1 2 to 1 excl 0 002 0 002 1 to 1 1 2 excl 0 0025 0 0025 1 1 2 to 4 excl 0 003 0 003.
304 stainless steel round bar tolerances 316 stainless steel round bar tolerances stainless steel round bar tolerances 304 stainless steel round bar tolerances 316 stainless steel round bar tolerances stainless steel round bar tolerances.
0 minus tol.
0 008 0 008 0 012 over 7 8 to 1 incl.
Peeled bar cold drawn peeled reeled bar bright ground bar.
Width governs the tolerances both width and thickness for rectangle bars.
If the bar is 1 5 thick x 3 5 wide the width tolerance of 0 006 will be the tolerance for the thickness as well which is 0 006.
Tolerances to bs en 10278 for bright stainless steel bars introduction.
Metric mm imp inch 0 plus tol.
En standards for stainless steel bar.
0 0625 to 0 3125 excl 0 001.
15 5 17 4 303 304 316 321 416 cold finish.
Tolerances for bright drawn ground turned and polished stainless steel bars are included with the general standards for other bright steel bars in bs en 10278.
Also called flat stock these precision ground bars are held to tight thickness and width tolerances.