ISO 9177-2:2022
International Standard
Current Edition
·
Approved on
01 June 2022
·
Mechanical pencils for technical drawings — Part 2: Black leads — Classification and dimensions
ISO 9177-2:2022 Files
null Pages
Current Edition
ISO 9177-2:2022 Scope
This document specifies a classification and dimensions for black leads used for mechanical pencils for technical drawings.
Two types of black leads are available:
— polymer leads (designated by the letter “P”);
— ceramic leads (designated by the letter “C”).
Best Sellers
GSO 150-2:2013
Gulf Standard
Expiration dates for food products - Part 2 :
Voluntary expiration dates
OS GSO 150-2:2013
GSO 150-2:2013
Omani Standard
Expiration dates for food products - Part 2 :
Voluntary expiration dates
OS GSO 150-1:2013
GSO 150-1:2013
Omani Standard
Expiration dates for food products -Part 1 : Mandatory expiration dates
GSO 150-1:2013
Gulf Technical Regulation
Expiration dates for food products -Part 1 : Mandatory expiration dates
Recently Published
ISO 16961:2024
International Standard
Oil and gas industries including lower carbon energy — Internal coating and lining of steel storage tanks
ISO 8643:2024
International Standard
Earth-moving machinery — Hydraulic excavator and backhoe loader lowering control device — Requirements and tests
ISO 11890-1:2024
International Standard
Paints and varnishes — Determination of volatile organic compounds (VOC) and/or semi volatile organic compounds (SVOC) content — Part 1: Gravimetric method for VOC determination
ISO/TR 18228-10:2024
International Standard
Design using geosynthetics — Part 10: Asphalt pavements