JB/T 6361.3-1992 Flat head spiral groove nails

This standard specifies flat head spiral groove nails with diameter specifications of 2.5~4mm. This standard applies to flat head spiral groove nails for wood structure connection. The products of this standard are commercial fasteners and should be selected as the preferred ones. JB/T 6361.3-1992 Flat head spiral groove nails JB/T6361.3-1992 Standard download decompression password: www.bzxz.net

Mechanical Industry Standard of the People's Republic of China
Flat-head spiral groove nails
1 Subject content and scope of application
This standard specifies flat-head spiral groove nails with a diameter of 2.5~4mm. This standard applies to flat-head spiral groove nails for wood structure connections. The products of this standard are commercial fasteners and should be used first. Reference standards
GB1237
Marking method for fasteners
JB/T6361.5 Technical conditions for ring groove nails and spiral groove nails 3
Type dimensions
Type dimensions are shown in the figure and table.
b≥41/5;
eSee Article 3.3 of JB/T6361.5
Diameter specification dwww.bzxz.net
Approved by the Ministry of Machinery and Electronics Industry on July 15, 1992Length specification 2
JB/T6361.392
Implemented on January 1, 1993
Diameter specification d
Technical conditions
JB/T6361.3-92
Length specification 1
Technical conditions shall be in accordance with the provisions of JB/T6361.5.
5 Marking
5.1 Marking method shall be in accordance with the provisions of GB1237.
5.2 Marking example
d=3.0mm, l=60mm, A-type nail tip, material is low carbon steel, flat head spiral groove nail without surface treatment Marking example:
JB/T6361.3
Spiral groove nail
Additional instructions:
This standard is proposed by the National Technical Committee for Standardization of Fasteners. This standard is under the jurisdiction of the Mechanical Standardization Research Institute of the Ministry of Machinery and Electronics Industry. This standard is drafted by the Mechanical Standardization Research Institute of the Ministry of Machinery and Electronics Industry. 6
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