{"id":2393,"date":"2026-04-13T08:49:21","date_gmt":"2026-04-13T00:49:21","guid":{"rendered":"https:\/\/jtlcnc.com\/?p=2393"},"modified":"2026-04-13T08:49:25","modified_gmt":"2026-04-13T00:49:25","slug":"how-are-the-accuracy-grades-of-granite-measuring-tools-classified","status":"publish","type":"post","link":"https:\/\/jtlcnc.com\/ru\/2026\/04\/13\/how-are-the-accuracy-grades-of-granite-measuring-tools-classified\/","title":{"rendered":"\u041a\u0430\u043a \u043a\u043b\u0430\u0441\u0441\u0438\u0444\u0438\u0446\u0438\u0440\u0443\u044e\u0442\u0441\u044f \u043a\u043b\u0430\u0441\u0441\u044b \u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438 \u0433\u0440\u0430\u043d\u0438\u0442\u043d\u044b\u0445 \u0438\u0437\u043c\u0435\u0440\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u043e\u0432?"},"content":{"rendered":"

\u041a\u043b\u0430\u0441\u0441\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044f \u043a\u043b\u0430\u0441\u0441\u043e\u0432 \u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438 \u0434\u043b\u044f \u0438\u0437\u043c\u0435\u0440\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u043e\u0432 \u0438\u0437 \u0433\u0440\u0430\u043d\u0438\u0442\u0430 (\u0433\u043e\u0440\u043d\u044b\u0445 \u043f\u043e\u0440\u043e\u0434), \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u0432 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u043c \u043d\u0430 \u043d\u0430\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u043c \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0435 GB\/T 20428-2006 \u201c\u041f\u043b\u0438\u0442\u044b \u0438\u0437 \u0433\u043e\u0440\u043d\u044b\u0445 \u043f\u043e\u0440\u043e\u0434\u201d (\u043e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u043a\u043b\u0430\u0441\u0441\u044b - 000, 00, 0 \u0438 1; \u0441\u0442\u0430\u0440\u044b\u0439 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442 GB 4987-85 - \u0442\u043e \u0436\u0435 \u0441\u0430\u043c\u043e\u0435). \u041e\u0441\u043d\u043e\u0432\u043d\u044b\u043c \u043f\u043e\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u0435\u043c \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043f\u043b\u043e\u0441\u043a\u043e\u0441\u0442\u043d\u043e\u0441\u0442\u044c, \u0430 \u0434\u043e\u043f\u0443\u0441\u043a\u0438 \u0440\u0430\u0441\u0441\u0447\u0438\u0442\u044b\u0432\u0430\u044e\u0442\u0441\u044f \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u0440\u0430\u0437\u043c\u0435\u0440\u043e\u0432 \u0438 \u0434\u043b\u0438\u043d\u044b \u0434\u0438\u0430\u0433\u043e\u043d\u0430\u043b\u0438.<\/p>\n\n\n\n

I. \u0421\u0442\u0435\u043f\u0435\u043d\u0438 \u0438 \u043e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f (\u043d\u0430\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u0439 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442)
\u041a\u043b\u0430\u0441\u0441 000 (\u043a\u0430\u043b\u0438\u0431\u0440\u043e\u0432\u043e\u0447\u043d\u044b\u0439 \u043a\u043b\u0430\u0441\u0441 \/ \u043c\u0435\u0442\u0440\u043e\u043b\u043e\u0433\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u044d\u0442\u0430\u043b\u043e\u043d)
\u0412\u044b\u0441\u043e\u0447\u0430\u0439\u0448\u0430\u044f \u0442\u043e\u0447\u043d\u043e\u0441\u0442\u044c, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0432 \u043d\u0430\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u0445 \u043c\u0435\u0442\u0440\u043e\u043b\u043e\u0433\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0438\u043d\u0441\u0442\u0438\u0442\u0443\u0442\u0430\u0445, \u043a\u0430\u043b\u0438\u0431\u0440\u043e\u0432\u043e\u0447\u043d\u044b\u0445 \u043b\u0430\u0431\u043e\u0440\u0430\u0442\u043e\u0440\u0438\u044f\u0445, \u043e\u043f\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0445\/\u043f\u043e\u043b\u0443\u043f\u0440\u043e\u0432\u043e\u0434\u043d\u0438\u043a\u043e\u0432\u044b\u0445 \u044d\u0442\u0430\u043b\u043e\u043d\u0430\u0445
\u0424\u043e\u0440\u043c\u0443\u043b\u0430 \u043f\u043b\u043e\u0441\u043a\u043e\u0441\u0442\u043d\u043e\u0441\u0442\u0438: 1 \u00d7 (1 d\/1000) \u043c\u043a\u043c (d = \u0434\u0438\u0430\u0433\u043e\u043d\u0430\u043b\u044c \u043c\u043c)
\u041f\u0440\u0438\u043c\u0435\u0440: 300\u00d7300 \u043c\u043c \u2192 \u22641,5 \u043c\u043a\u043c; 1000\u00d71000 \u043c\u043c \u2192 \u22642,5 \u043c\u043a\u043c
\u041a\u043b\u0430\u0441\u0441 00 (\u043a\u043b\u0430\u0441\u0441 \u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f)
\u041a\u0418\u041c, \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0442\u0435\u0445\u043d\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0437\u0440\u0435\u043d\u0438\u044f, \u044d\u0442\u0430\u043b\u043e\u043d\u044b \u0434\u043b\u044f \u043f\u0440\u0435\u0446\u0438\u0437\u0438\u043e\u043d\u043d\u043e\u0433\u043e \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f
\u0424\u043e\u0440\u043c\u0443\u043b\u0430: 2 \u00d7 (1 d\/1000) \u043c\u043a\u043c
\u041f\u0440\u0438\u043c\u0435\u0440: 300\u00d7300 \u2192 \u22643 \u043c\u043a\u043c; 1000\u00d71000 \u2192 \u22645 \u043c\u043a\u043c
\u041a\u043b\u0430\u0441\u0441 0 (\u043a\u043b\u0430\u0441\u0441 \u043e\u0431\u0449\u0435\u0433\u043e \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f)
\u041f\u0440\u0435\u0446\u0438\u0437\u0438\u043e\u043d\u043d\u044b\u0439 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u0432 \u043c\u0430\u0441\u0442\u0435\u0440\u0441\u043a\u043e\u0439, \u0441\u043f\u0440\u0430\u0432\u043e\u0447\u043d\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043f\u043e \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u043c \u0438 \u043f\u0440\u0438\u0441\u043f\u043e\u0441\u043e\u0431\u043b\u0435\u043d\u0438\u044f\u043c
\u0424\u043e\u0440\u043c\u0443\u043b\u0430: 4 \u00d7 (1 d\/1000) \u043c\u043a\u043c
\u041f\u0440\u0438\u043c\u0435\u0440: 1000\u00d71000 \u2192 \u22647 \u043c\u043a\u043c
\u041a\u043b\u0430\u0441\u0441 1 (\u043e\u0431\u044b\u0447\u043d\u043e\u0435 \u0447\u0435\u0440\u0447\u0435\u043d\u0438\u0435 \/ \u0433\u0440\u0443\u0431\u044b\u0439 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c)
\u041c\u0435\u0445\u0430\u043d\u0438\u0447\u0435\u0441\u043a\u043e\u0435 \u0441\u043a\u0440\u0430\u0439\u0431\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435, \u043e\u0431\u0449\u0438\u0439 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u0441\u0431\u043e\u0440\u043a\u0438
\u0424\u043e\u0440\u043c\u0443\u043b\u0430: 8 \u00d7 (1 d\/1000) \u043c\u043a\u043c
\u041f\u0440\u0438\u043c\u0435\u0440: 1000\u00d71000 \u2192 \u226414 \u043c\u043a\u043c<\/p>\n\n\n\n

II. \u041a\u0440\u0430\u0442\u043a\u0430\u044f \u0441\u043f\u0440\u0430\u0432\u043e\u0447\u043d\u0430\u044f \u0442\u0430\u0431\u043b\u0438\u0446\u0430 \u0434\u043b\u044f \u043e\u0431\u0449\u0438\u0445 \u0442\u0435\u0445\u043d\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0445\u0430\u0440\u0430\u043a\u0442\u0435\u0440\u0438\u0441\u0442\u0438\u043a (\u043c\u043a\u043c, 20\u2103)
\u0422\u0430\u0431\u043b\u0438\u0446\u0430
\u0422\u0435\u0445\u043d\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0445\u0430\u0440\u0430\u043a\u0442\u0435\u0440\u0438\u0441\u0442\u0438\u043a\u0438 (\u043c\u043c) \u041a\u043b\u0430\u0441\u0441 000 \u041a\u043b\u0430\u0441\u0441 00 \u041a\u043b\u0430\u0441\u0441 0 \u041a\u043b\u0430\u0441\u0441 1
300\u00d7300 1.5 3 6 12
500\u00d7500 2 4 8 16
1000\u00d71000 2.5 5 10 20
1500\u00d71000 3 6 12 24
2000\u00d71500 4 8 16 32<\/p>\n\n\n\n

III. \u0414\u0440\u0443\u0433\u0438\u0435 \u043a\u043b\u044e\u0447\u0435\u0432\u044b\u0435 \u043f\u043e\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u0438 \u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438
\u0428\u0435\u0440\u043e\u0445\u043e\u0432\u0430\u0442\u043e\u0441\u0442\u044c \u043f\u043e\u0432\u0435\u0440\u0445\u043d\u043e\u0441\u0442\u0438: \u0420\u0430\u0431\u043e\u0447\u0430\u044f \u043f\u043e\u0432\u0435\u0440\u0445\u043d\u043e\u0441\u0442\u044c Ra\u22640.02~0.1\u03bcm (\u043a\u043b\u0430\u0441\u0441 000\/00)
\u041f\u0440\u044f\u043c\u043e\u043b\u0438\u043d\u0435\u0439\u043d\u043e\u0441\u0442\u044c (\u043f\u0440\u044f\u043c\u0430\u044f \u043a\u0440\u043e\u043c\u043a\u0430): \u041a\u043b\u0430\u0441\u0441 00 \u22641 \u043c\u043a\u043c\/\u043c, \u041a\u043b\u0430\u0441\u0441 0 \u22642 \u043c\u043a\u043c\/\u043c
\u041f\u0435\u0440\u043f\u0435\u043d\u0434\u0438\u043a\u0443\u043b\u044f\u0440\u043d\u043e\u0441\u0442\u044c (\u043f\u0440\u044f\u043c\u043e\u0439 \u0443\u0433\u043e\u043b): \u041a\u043b\u0430\u0441\u0441 00 \u22642\u03bcm\/100mm
\u041f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c (\u043f\u0440\u0430\u0432\u0438\u043b\u043e \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438): 1\/2~1\/3 \u043e\u0442 \u043f\u043b\u043e\u0441\u043a\u043e\u0441\u0442\u043d\u043e\u0441\u0442\u0438 \u0442\u043e\u0433\u043e \u0436\u0435 \u0441\u043e\u0440\u0442\u0430<\/p>\n\n\n\n

IV. \u0420\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u043e \u043f\u043e \u0432\u044b\u0431\u043e\u0440\u0443 \u043a\u043b\u0430\u0441\u0441\u0430
\u041a\u043b\u0430\u0441\u0441 000: \u041c\u0435\u0442\u0440\u043e\u043b\u043e\u0433\u0438\u0447\u0435\u0441\u043a\u0430\u044f \u043a\u0430\u043b\u0438\u0431\u0440\u043e\u0432\u043a\u0430, \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u043f\u043e\u043b\u0443\u043f\u0440\u043e\u0432\u043e\u0434\u043d\u0438\u043a\u043e\u0432\u044b\u0445 \u043c\u0430\u0441\u043e\u043a, \u043e\u043f\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u044d\u0442\u0430\u043b\u043e\u043d\u044b
\u041a\u043b\u0430\u0441\u0441 00: \u041a\u0418\u041c\u044b, \u043f\u0440\u0435\u0446\u0438\u0437\u0438\u043e\u043d\u043d\u044b\u0439 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c, \u0430\u044d\u0440\u043e\u043a\u043e\u0441\u043c\u0438\u0447\u0435\u0441\u043a\u0430\u044f \u043f\u0440\u043e\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u043e\u0441\u0442\u044c
\u0421\u0442\u0435\u043f\u0435\u043d\u044c 0: \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0430 \u0432 \u043c\u0430\u0441\u0442\u0435\u0440\u0441\u043a\u043e\u0439, \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0438 \u043f\u043e \u043e\u0441\u043d\u0430\u0441\u0442\u043a\u0435, \u0442\u043e\u0447\u043d\u0430\u044f \u0441\u0431\u043e\u0440\u043a\u0430
\u041a\u043b\u0430\u0441\u0441 1: \u0447\u0435\u0440\u0447\u0435\u043d\u0438\u0435, \u0433\u0440\u0443\u0431\u0430\u044f \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430, \u043e\u0431\u0449\u0430\u044f \u0441\u0431\u043e\u0440\u043a\u0430<\/p>\n\n\n\n

V. \u0421\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u0435 \u0441 \u043c\u0435\u0442\u0430\u043b\u043b\u0438\u0447\u0435\u0441\u043a\u0438\u043c\u0438 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0430\u043c\u0438
\u0413\u0440\u0430\u043d\u0438\u0442: \u041a\u043b\u0430\u0441\u0441 000\/00 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u044b\u0439, \u0443\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u044b\u0439 \u043a \u043f\u0435\u0440\u0435\u043f\u0430\u0434\u0430\u043c \u0442\u0435\u043c\u043f\u0435\u0440\u0430\u0442\u0443\u0440, \u0438\u0437\u043d\u043e\u0441\u043e\u0441\u0442\u043e\u0439\u043a\u0438\u0439, \u0443\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u044b\u0439 \u043a \u0440\u0436\u0430\u0432\u0447\u0438\u043d\u0435
\u0427\u0443\u0433\u0443\u043d \/ \u0441\u0442\u0430\u043b\u044c: \u0432\u044b\u0441\u0448\u0438\u0439 \u043a\u043b\u0430\u0441\u0441 0~1, \u043b\u0435\u0433\u043a\u043e \u043f\u043e\u0434\u0432\u0435\u0440\u0433\u0430\u0435\u0442\u0441\u044f \u0432\u043e\u0437\u0434\u0435\u0439\u0441\u0442\u0432\u0438\u044e \u0442\u0435\u043c\u043f\u0435\u0440\u0430\u0442\u0443\u0440\u044b, \u0432\u0438\u0431\u0440\u0430\u0446\u0438\u0438 \u0438 \u0440\u0436\u0430\u0432\u0447\u0438\u043d\u044b<\/p>\n\n\n\n

\"\"<\/figure>","protected":false},"excerpt":{"rendered":"

Classification of Accuracy Grades for Granite (Rock) Measuring Tools, based primarily on National Standard GB\/T 20428-2006 “Rock Slabs” (mainstream grades are Grade 000, 00, 0, and 1; the old standard GB 4987-85 is the same). The core indicator is flatness, with tolerances calculated based on dimensions and diagonal length. I. Grades and Core Definitions (National…<\/p>","protected":false},"author":1,"featured_media":2396,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_seopress_analysis_target_kw":"","_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[35],"tags":[],"class_list":["post-2393","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"taxonomy_info":{"category":[{"value":35,"label":"NEWS"}]},"featured_image_src_large":["https:\/\/jtlcnc.com\/wp-content\/uploads\/2026\/04\/\u5fae\u4fe1\u56fe\u7247_20260407144906_14_11.jpg",738,721,false],"author_info":{"display_name":"jinxing6611@gmail.com","author_link":"https:\/\/jtlcnc.com\/ru\/author\/jtlcnc\/"},"comment_info":0,"category_info":[{"term_id":35,"name":"NEWS","slug":"news","term_group":0,"term_taxonomy_id":35,"taxonomy":"category","description":"","parent":0,"count":242,"filter":"raw","cat_ID":35,"category_count":242,"category_description":"","cat_name":"NEWS","category_nicename":"news","category_parent":0}],"tag_info":false,"_links":{"self":[{"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/posts\/2393","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/comments?post=2393"}],"version-history":[{"count":2,"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/posts\/2393\/revisions"}],"predecessor-version":[{"id":2398,"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/posts\/2393\/revisions\/2398"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/media\/2396"}],"wp:attachment":[{"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/media?parent=2393"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/categories?post=2393"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/tags?post=2393"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}