Gauge block

Detailed Product Description

Features:

Up to 1000 mm to DIN EN ISO 3650
Grades 00, 0, 1 and 2
Supplied as single gauge blocks or in sets
Custom-made lengths
High wear-resistance
Hardness > 800 HV
Good dimensional stability
Coefficient of thermal expansion of steel gauge blocks:11.5±1.0x10-6 K-1
Traceable calibration certificate included in delivery

Metric Rectangular Gauge Blocks Deviation from Nominal Length and Variation in Length Tolerance (GB/T6093; DIN861; JISB7506 )
	Nominal Length L (mm)	Grade K		Grade 0		Grade 1		Grade 2		Grade 3
		(±)Size Tolerance	Variation in Length Tolerance	(±)Size Tolerance	Variation in Length Tolerance	(±)Size Tolerance	Variation in Length Tolerance	(±)Size Tolerance	Variation in Length Tolerance	(±)Size Tolerance	Variation in Length Tolerance
		Maximum Allowable Value (µm )
	L=10	0.2	0.05	0.12	0.1	0.2	0.16	0.45	0.3	1	0.5
	10<L=25	0.3	0.05	0.14	0.1	0.3	0.16	0.6	0.3	1.2	0.5
	25<L=50	0.4	0.06	0.2	0.1	0.4	0.18	0.8	0.3	1.6	0.55
	50<L=75	0.5	0.06	0.25	0.12	0.5	0.18	1	0.35	2	0.55
	75<L=100	0.6	0.07	0.3	0.12	0.6	0.2	1.2	0.35	2.5	0.6
	100<L=150	0.8	0.08	0.4	0.14	0.8	0.2	1.6	0.4	3	0.65
	150<L=200	1	0.09	0.5	0.16	1	0.25	2	0.4	4	0.7
	200<L=250	1.2	0.1	0.6	0.16	1.2	0.25	2.4	0.45	5	0.75
	250<L=300	1.4	0.1	0.7	0.18	1.4	0.25	2.8	0.5	6	0.8
	300<L=400	1.8	0.12	0.9	0.2	1.8	0.3	3.6	0.5	7	0.9
	400<L=500	2.2	0.14	1.1	0.25	2.2	0.35	4.4	0.6	9	1
	500<L=600	2.6	0.16	1.3	0.25	2.6	0.4	5	0.7	11	1.1
	600<L=700	3	0.18	1.5	0.3	3	0.45	6	0.7	12	1.2
	700<L=800	3.4	0.2	1.7	0.3	3.4	0.5	6.5	0.8	14	1.3
	800<L=900	3.8	0.2	1.9	0.35	3.8	0.5	7.5	0.9	15	1.4
	900<L=1000	4.2	0.25	2	0.4	4.2	0.6	8	1	17	1.5
Note:0.8mm from the edge of the context of measuring surface, excluding