JB/T 3411.9-1999 This standard is a revision of JB 3419-83 "Dimensions of 45° internal hole turning round cutter bar". Only the following points were modified during the revision, and the main technical content remained unchanged. ——Writing format; ——Standard plus English name; ——Related reference standards and related content; ——Thread drawing method. This standard specifies the type and size of 45° internal hole turning round cutter bar. JB/T 3411.9-1999 Dimensions of 45° internal hole turning round cutter bar JB/T3411.9-1999 Standard download decompression password: www.bzxz.net
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[CS25.080.01bzxz.net Machinery Industry Standard of the People's Republic of China JB/T 3411.1-3411.16—1999 Accessories ofgeneral purpose parallel lathes1999-05-20Promulgated National Machinery Industry Bureau Implementation on 2000-01-01 Machinery Industry Standard of the People's Republic of China Dimensions of tool holder for 45' internal turning-TimensionsThis standard specifies the type and size of tool holder for internal turning-timensions. 2 Type and size The type and size shall be as specified in the following figure and table. JB/T 34J1.9-1999 generation 3415-83 12 160 200 160 200 250|200|250|313 250|315 400|250|315400 3154400 5014400 500 630 Limited maintenance Note: (>20mn, the knife square hole needs to be made into an effective surface shape. Marking Marking example: -16mm, L=160mm 45° annual hole network Wantuo: knife bar 16×160JB door 3411.9--1999 Figure Home Machinery Industry Bureau 1999-05-20 approved 12 2000-01-01 implementation 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.