GB 4706.61-2002
Replaced
GB/T 43550.2-2023
Active
National standards
GB/T 43550.2-2023 Mechanical pencils and leads for general use—Classification,dimensions,quality and test methods—Part 2:Black leads
GB/T 43550.2-2023 Mechanical pencils and leads for general use—Classification,dimensions,quality and test methods—Part 2:Black leads
Basic Information
Standard Code:
GB/T 43550.2-2023
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Cultural and educational items, sports equipment, and entertainment products
ICS Name:
Other household and commercial equipment
Publish Date:
2023-12-28
Implement Date:
2023-12-28
Pages:
15 pages
Scope
This document specifies the classification, dimensions, and quality requirements for black lead cores of general-purpose pencils as stipulated in ISO 20318-1, and describes the corresponding testing methods.
Development Information
Same series standard
Referenced Standards
ISO 5-3:2009
ISO 12757-1
ISO 14145-1
ISO 20318-1
JIS S 6005
Adopt standards
ISO 20318-2:2019
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