METRIC gauges are manufactured according to the DIN ISO 1502 standards.
|Thread Plugs||1 mm to 480 mm|
|Thread Rings||1 mm to 500 mm|
|Diameter||Pitch||Tolerance class||Tolerance class|
|Metric||Thread plug||Thread ring|
Acceptance Criteria for GO/NOT GO Gauge:
GO Gauge: When the GO gauge enters and passes the complete length of the work piece thread under the condition that it is screwed by hand and does not use excessive force.
NOT GO Gauge: When the NOT GO gauge do not enter the component by more than two turns of the thread from both ends under the condition that it is screwed by hand and does not use excessive force.