Niigata Seiki SK Made in Japan Gasket Limit Gauge Groove Width Measurement GSW-2

Specifications: Limit gauge for flanges that attach ring joint gaskets. Compatible with various ring numbers. Application: A limit gauge for determining whether the groove width of the flange to which the ring joint gasket is attached is acceptable. Specifications: GO/NOT standards are in line with JPI-7S-23.・Flange groove width tolerance: ±0.20mm ・Flange groove depth tolerance: +0.41 0mm ・Flange groove bottom corner radius tolerance: 1.5mm or less...+0.8mm More than 1.5mm...±0.8mm・Angle tolerance: ±0.5° Applicable ring number: 28,32,46,73 Flange groove width (mm): 13.49 Flange groove depth (mm): 9.52 Flange groove bottom corner radius: 1.5