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ASTM B393: Dimensional Tolerances for Nb and Nb1Zr

ASTM B393: Dimensional Tolerances for Nb and Nb1Zr Flat Rolled Products
	ThicknessA Tolerance plus/minus, in. (mm)		Width (slit)B Tolerance plus/minus, in. (mm)		Sheared Length Tolerance in. (mm)
Material Thickness in. (mm)	Width <6 in. (152 mm)	Width 6 to 25 in. (152 to 610 mm)	Width <6 in. (152 mm)	Width 6 to 24 in. (152 to 610 mm)	Length <12 in. (305 mm)		Length >12 in. (305 mm)
Material Thickness in. (mm)	Width <6 in. (152 mm)	Width 6 to 25 in. (152 to 610 mm)	Width <6 in. (152 mm)	Width 6 to 24 in. (152 to 610 mm)	Plus	Minus	Plus	Minus
Inches
0.003 to 0.0004	0.0004	0.001	0.012	-	1/32	0	3/32	0
0.005 to 0.010	0.0005	0.001	0.012	-	1/32	0	3/32	0
0.011 to 0.015	0.0007	0.001	0.015	0.015	1/32	0	3/32	0
0.016 to 0.020	0.0008	0.0015	0.015	0.015	1/32	0	3/32	0
0.021 to 0.030	0.0015	0.0025	0.020	0.025	1/32	0	3/32	0
0.031 to 0.060	0.0025	0.0035	0.025	0.030	3/64	0	3/32	0
0.061 to 0.090	0.004	0.005	0.025	0.035	3/64	0	3/32	0
0.091 to 0.125	0.006	0.007	-	-	3/64	0	3/32	0
0.126 to 0.187	0.010	0.010	-	-	3/64	0	3/32	0
0.188 to 0.250	0.015	0.015	-	-	3/32	0	1/8	0
0.251 to 0.312	0.020	0.020	-	-	1/8	0	5/32	0
0.313 to 0.375	0.025	0.025	-	-	3/16	0	7/32	0
Millimeters
0.08 to 0.10	0.013	0.025	0.30	-	0.79	0	2.38	0
0.13 to 0.25	0.013	0.025	0.30	-	0.79	0	2.38	0
0.28 to 0.38	0.018	0.025	0.38	0.38	0.79	0	2.38	0
0.41 to 0.51	0.020	0.038	0.38	0.38	0.79	0	2.38	0
0.53 to 0.76	0.038	0.064	0.51	0.64	0.79	0	2.38	0
0.79 to 1.52	0.064	0.089	0.64	0.76	1.19	0	2.38	0
1.55 to 2.29	0.102	0.127	0.64	0.89	1.19	0	2.38	0
2.31 to 3.19	0.15	0.18	_B	_B	1.19	0	2.38	0
3.20 tp 4.75	0.25	0.25	_B	_B	1.19	0	2.38	0
4.78 to 6.35	0.38	0.38	_B	_B	2.38	0	3.18	0
6.38 to 7.92	0.51	0.51	_B	_B	3.18	0	3.97	0
7.95 to 9.53	0.64	0.64	_B	_B	4.76	0	5.56	0
A Tolerance on sheet over 24 in. (610 mm) wide shall + 10% of the thickness B Tolerance on width of sheared sheet shall be +1/16 in. (1.59 mm) -0 in. (0 mm), and on sheared plate +1/16 in. (1.59 mm) up to thickness of 0.375 in. (9.53 mm)