JB/T 12408.1-2015 English PDF

US$719.00 · In stock
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JB/T 12408.1-2015: NC heavy duty deep-hole drilling and boring machines. Part 1: Testing of the accuracy
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
JB/T 12408.1-2015	719	Add to Cart	5 days	NC heavy duty deep-hole drilling and boring machines. Part 1: Testing of the accuracy	Valid

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Basic data

Standard ID: JB/T 12408.1-2015 (JB/T12408.1-2015)
Description (Translated English): NC heavy duty deep-hole drilling and boring machines. Part 1: Testing of the accuracy
Sector / Industry: Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard: J54
Word Count Estimation: 31,394
Date of Issue: 2015-10-10
Date of Implementation: 2016-03-01
Regulation (derived from): PRC MIIT Announcement 2015 No.63
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This standard specifies the geometrical precision, working accuracy and numerical positioning accuracy and repeated positioning accuracy requirements and inspection methods and corresponding tolerances for CNC heavy duty deep hole boring machines for general purpose and general precision. This standard is applicable to the workpiece with a maximum boring diameter of 250 mm to 2 000 mm and a maximum boring depth of 3 000 mm to 25 000 mm and a maximum drilling diameter of 60 mm to 200 mm. Heavy duty deep hole drilling and boring machine (hereinafter referred to as machine tool).

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