GB/T 3464.1-1994 Machine and hand taps

GB/T 3464.1-1994 Machine and hand taps GB/T3464.1-1994 standard download decompression password: www.bzxz.net

National Standard of the People's Republic of China
Machine and hand taps
GB/T3464.1-94
Replaces GB3464--83
The types and sizes of taps in this standard are equivalent to those of the international standard ISO529-1975 "Short machine taps and hand taps". Subject content and scope of application
This standard specifies the basic requirements for the types, sizes and markings of machine taps (high performance grade and ordinary grade) and hand taps. This standard is applicable to machine and hand taps for machining ordinary threads (GB/T192～193, GB/T196～197). Cited standards
GB/F 192
GB/T 193
GB/T 196
GB/T197
GB/T 968
GB/T 969
Ordinary thread
Ordinary thread
Basic tooth profile
Diameter and pitch series (diameter 1~600mm) Basic dimensions of ordinary thread (diameter 1~600mm) Tolerances and fits (diameter 1~355mm)
Ordinary thread 2
Thread tolerances of taps
Technical conditions for taps
3 Types and sizes of taps
3.1 Thick-shank machine and hand taps shall be in accordance with the provisions of Figure 1 and Tables 1 and 2. Figure 1
Approved by the State Bureau of Technical Supervision on 1994-72.20 185
Implementation on 1995-09-01
M1. 4X0.2
M2.2X0.25
M2.5X0.35
Nominal diameter
Nominal diameter
GB/T3464.1—94
Tap for coarse thread taps
Tap for fine thread taps
3.2 Coarse shank neck machine and hand taps shall comply with the provisions of Figure 2 and Tables 3 and 4. L
M3.5X0.35
Nominal diameter
Nominal diameter
GB/T 3464.1-94
Tap for coarse thread
Tap for fine thread
M9 X 0.75
Nominal diameter
GB/T3464.1--94
Continued Table 4
3.3 The fine-shank machine and hand taps shall comply with the provisions of Figure 3 and Table 5 and Table 6. 58.0
Nominal diameter
GB/T 3464.1-94
Tap for coarse thread
M3.5X0.35
M4.5×0.5
M10×0.75
Nominal diameter
Nominal diameter
GB/T 3464.1-94
Continued Table 5
Tap for fine thread
M14×1
M22×1
M24×1
M25×2
Nominal diameter
GB/T 3464. 1--94
Continued Table 6
M36×2
M40×3
Nominal diameter
GB/T 3464.194
Continued Table 6
M45×3
M52×2
M56×2
Nominal diameter
GB/T 3464. 1-94
Continued Table 6
M58×4
M60×3
M62×2
M65×2
M65×4bzxz.net
M68×3
Nominal diameter
GB/T 3464.1—94
Continued Table 6
M76×1. 5
M806X6
Nominal diameter
GB/T 3464.1-94
Continued Table 6
M82×2
M85×2
M85×4
M85×6
M100X2
M100X3
M100X4
M100x6
Nominal diameter
Note: Dimensions in brackets should be used as far as possible.
②M14×1.25 is only used for spark plugs.
GB/T3464.1--94
Continued Table 6
③M35×1.5 is only used for rolling bearing locking nuts. ①In Table 3 and Table 4, d2min is the size of the empty slot. It is allowed to have no empty slot. When there is no empty slot, the length of the threaded part should be 1+1/2. 3.4 Taps with a nominal diameter of less than or equal to 8mm can be made into external tips. 3.5 The application range, main deflection angle, and cutting cone length of single and group taps are recommended as shown in Table 7. mm
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.