JB/T 10000-1999 This standard is a revision of ZB J41 017-89 "55° tapered pipe thread rolling wheel". During the revision, only editorial changes were made according to relevant regulations, and the technical content was not changed. This standard specifies the type and size, tooth size and deviation, technical requirements, and basic requirements for marking and packaging of 55° cylindrical pipe thread rolling wheels (hereinafter referred to as thread rolling wheels). This standard is applicable to R series thread rolling wheels for processing pipe threads sealed with threads (according to GB/T 7306-1987 "Pipe threads sealed with threads"). The thread rolling wheels are divided into 45 types, 54 types, and 75 types according to the shaft diameter of the thread rolling machine. This standard was first issued on . JB/T 10000-1999 55° tapered pipe thread rolling wheel JB/T10000-1999 Standard download decompression password: www.bzxz.net

JCS 25.t00.50
Machinery Industry Standard of the People's Republic of China
JB/T10000-1999
55° Tapered Pipe Thread Rolling Wheel
1999-05-20 Issued
National Bureau of Machinery Industry
2000-01-01 Implementationwww.bzxz.net
JB/T160-0—1999
This standard is a revision of ZBJ410178955-Tapered Pipe Thread Rolling Wheel. During the revision, only the relevant provisions were revised for maintenance, and the technical content was not changed:
This standard replaces ZBJ410E7—9 from the date of implementation. This standard was proposed and approved by the National Tool Standardization Technical Committee. This standard is recommended and drafted by: Chengdu Tool Research Institute. The main drafters of this standard are: Difference, Xing Fuli, Chen Chengshou, Xia Scope
Machinery Industry Standard of the People's Republic of China
550 Conical Pipe Thread Rolling Wheel
1B/T10000-1999
7T3J41 (17-89
This standard specifies the style and size, tooth size and deviation, technical requirements, marking and basic requirements for packaging of 55° cone pipe thread rolling wheel (hereinafter referred to as thread rolling wheel).
This standard is used for processing pipe threads with dense thread count according to CB/T7M. [9S? Pipe threads sealed with thread?] R series wire. The shaft diameter size of the wire wheel threading machine is 45 type, 54 type, and ?5 type. 2 Reference standards
The following standards contain the provisions, The referenced parts in this standard shall become the standard texts of this standard. When this standard is published, the versions shown are valid. All standards are subject to revision. Parties using this standard shall adopt the latest versions of the following standards as possible. GB.T7316-[9S Types and sizes of pipe screws for threaded connections 3.] The types of threading wheels are shown in the figure, and the sizes are given in Tables [ and 2. Note: Each wheel may be re-made according to the needs of the core. Figure 34 Type
20 r03
Note, suitable for diameters below, suitable for the following, approved by the National Machinery Industry Flat 1009-05-20
2000-01-01 implementation
25.4mm Number of teeth
JB/10000-1959
Number of glandular heads
Some surfaces
deeper than the middle diameter
142 40
3.2 The thread profile of the thread rolling wheel is shown in Figure 2. The dimensions and deviations are given in Table 1.
3.3 Example of the thread rolling wheel
0.5070.125
JE Hall 10000—1999
The thread rolling wheel with the code R and type 45 is marked as: basic
55 pipe thread rolling wheel type 45 RYJB/T10000—1999 pipe thread, code R54 type rolling wheel is marked as: 55 tapered pipe thread rolling wheel type 54 RJB/T100040—19994 Technical requirements
Screw surface 4.1 The surface of the thread rolling wheel shall not have defects such as cracks, broken teeth, rust and grinding burns that affect its performance. 4.2 The accuracy of the thread rolling wheel sleeve surface rail shall comply with the following regulations: a) Thread surface:
b) Hole and two supporting end faces:
R, 32μm:
4.3 The dimensions and form and position tolerances of various parts of the thread rolling wheel shall be as follows: The difference between the major diameter and the middle diameter of a pair of thread rolling wheels on the base surface: 6) The width difference of a bag thread wheel:
The end face circular runout of the two supporting chrysanthemums facing the axis: 0.10mnt:
The parallelism of the major diameter and middle diameter lines in the same cat-shaped part: 0.04mm. Dimensions are biased and
【16mm
long)
4.4 The thread rolling wheel is made of Cr12MoV or 9SiCr alloy tool; when made of Crl2MnV, its carbide uniformity is grade 3. 4.S The thread rolling wheel thread part is 59-62HRC, 5 Marking and packaging
5.1 Marking
5.1.1 The product should be marked with:
a) manufacturer or seller trademark;
. b) Screw code:
Material brand:
5.1.2 Packaging should be marked
J10000—1999
) Manufacturer or seller name and address, trademark: b) Mark of the source wire wheel;
e) Material brand;
d) Parts:
) Manufacturing month.
5.2 Packaging
The wire wheel should be rust-proof before packaging, and the packaging must be firm and prevent it from being broken during transportation.
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