GB/T 5284-1985 Slotted countersunk head self-tapping screws
Basic Information
Standard ID:
GB/T 5284-1985
Standard Name: Slotted countersunk head self-tapping screws
Chinese Name:
开槽半沉头自攻螺钉
Standard category:National Standard (GB)
state:in force
Date of Release1985-08-01
Date of Implementation:1986-06-01
standard classification number
Standard ICS number:Mechanical systems and general parts>>Fasteners>>21.060.10 Bolts, screws, studs
Standard Classification Number:Machinery>>General Parts>>J13 Fasteners
associated standards
Procurement status:=ISO 1483-83
Publication information
other information
Release date:1985-08-01
Review date:2004-10-14
Drafting unit:Machinery Standards Institute
Focal point unit:National Technical Committee for Fastener Standardization
Publishing department:National Bureau of Standards
competent authority:China Machinery Industry Federation
Introduction to standards:
This standard specifies slotted countersunk head self-tapping screws with thread specifications of ST 2.2 to ST 9.5. This standard is equivalent to the international standard ISO 1483-1983 "Slotted countersunk head self-tapping screws". GB/T 5284-1985 Slotted countersunk head self-tapping screws GB/T5284-1985 Standard download decompression password: www.bzxz.net
Some standard content:
National Standard of the People's Republic of China www.bzxz.net
Slotted raised countersunk head tapping screws
Slotted raised countersunk head tapping screws This standard specifies slotted raised countersunk head tapping screws with thread specifications of ST 2.2 to ST 9.5. This standard is equivalent to the international standard 1S01483-1983 "Slotted raised countersunk head tapping screws" 2 Reference standards
GB52B-"Thread for self-tapping screws";
GB3098.5-85 "Mechanical properties of fasteners-self-tapping screws": GB3103.1-82 "Tolerances of fasteners-bolts, screws and nuts" GB5279-85 "Head shape and measurement of countersunk screws" GB 5267-85 "Plating layer of threaded fasteners"; GB 90-8 "Fastener Acceptance Inspection, Marking and Packaging" 3 Dimensions
Standard or flat
National Bureau of Standards 1985-08-01
UDC621.882.215
.082.8
GB5284-85
1986-06-01
GB 5284-85
(Leading)
GB 5284--85
"Montisse Industry
Technical Xiao
5 Marking
Machine performance
Countersunk measurement
Surface treatment
Acceptance and packaging
Product grade
GB 52B4—85
GB5280--85
GB3098.5—85
GB3103.1-82
GB 5279 - 85
Galvanized passivation GB526785
GB 90 --85
Marking example of C-type slotted countersunk head self-tapping screws with thread specification ST3.5, nominal length 1=16mm and surface zinc-plated passivation: Self-tapping screw GB5284—85-ST3.5×16-C Additional instructions:
This standard was proposed by the Ministry of Machinery Industry of the People's Republic of China and is under the jurisdiction of the Standardization Research Institute of the Ministry of Machinery Industry. This standard was drafted by the Standardization Research Institute of the Ministry of Machinery Industry.
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.