ISO 6621-3:2021
International Standard
Current Edition
·
Approved on
16 June 2021
Internal combustion engines — Piston rings — Part 3: Material specifications
ISO 6621-3:2021 Files
English
4 Pages
Current Edition
51.91 USD
ISO 6621-3:2021 Scope
This document classifies materials intended for the manufacture of piston rings, based on their mechanical properties and the stresses the materials are capable of withstanding.
This document is applicable to piston rings for reciprocating internal combustion engines up to and including those of 200 mm in diameter. It is also applicable to piston rings of compressors working under similar conditions.
Best Sellers
GSO 150-2:2013
Gulf Standard
Expiration dates for food products - Part 2 :
Voluntary expiration dates

YSMO GSO 150-2:2020
GSO 150-2:2013
Yemeni Technical Regulation
Expiration dates for food products - Part 2 :
Voluntary expiration dates


YSMO GSO 2055-1:2020
GSO 2055-1:2015
Yemeni Standard
HALAL FOOD - Part 1 : General Requirements


GSO 2055-1:2015
Gulf Technical Regulation
HALAL FOOD - Part 1 : General Requirements

Recently Published
ISO/TR 19174:2025
International Standard
Geographic information — Securing interoperability among heterogeneous city domain information models

ISO 8074:2025
International Standard
Aerospace — Surface treatment of austenitic stainless steel parts

ISO 13629-1:2025
International Standard
Textiles — Determination of antifungal activity of textile products — Part 1: Luminescence method

ISO 8079:2025
International Standard
Aerospace process — Anodic treatment of aluminium alloys — Sulfuric acid process, dyed coating
