[C25.080,01 Machinery Industry Standard of the People's Republic of China JB/T9159.1~~9159.11—1999 Accessories of single spindle automatic screw machines with sliding headstock1999-05-20Promulgated National Machinery Industry Bureau Implementation on 2000-01-01 Machinery Industry Standard of the People's Republic of China Accessories of slagles, pindle automatic screw machines with sliding headstackD-type Accessories of slagles, pindle automatic screw machines with sliding headstackDieholder1ypeD Dimensian. This standard specifies the type and size of D-type screw sleeves for single spindle automatic screw machines. 2 Reference standards JB/T 9159.7-1994 Replacement Z8T J52 J.79G The provisions included in the above standards shall become the text of this standard through reference in this standard. When this standard is published, the versions shown are valid: All standards will be revised. Parties using the standards should explore the possibility of using the latest versions of the following standards: GB970.1-1994 Round die types and sizes G/T970.3-1994 Round die Type and five-change size Type and size Type and size according to the reading and attenuation definition 4,0+56 This size is Resistance deviation H9 +G 052 National Machinery Industry Corporation approved the tooth extraction specifications on 1999-05-20 V13-M6 Machine description 2000-01-01 Actual frequency Marking example: JR/T9159.7—1999 (The marking of the die center set type:bZxz.net 6JBT9159.7—199 Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.