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SRPS EN ISO 3506-7:2025

Fasteners - Mechanical properties of corrosion-resistant stainless steel fasteners - Part 7: Flat washers with specified grades and property classes (ISO 3506-7:2024)

Dec 31, 2025

General information

60.60     Dec 31, 2025

ISS

M010

European Norm

21.060.30  

English  

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Scope

This document specifies grades and mechanical and physical properties of flat washers made of austenitic, ferritic and duplex steel
grades, designed to be used in bolted joints in combination with bolts, screws, studs and nuts with a specified property class in
accordance with ISO 3506-1 and ISO 3506-2. These types of washers may also be used with other fasteners such as screws forming
their own mating thread This part of ISO 3506 is applicable to the following flat captive and non captive washers made of corrosion resistant stainless steel: - plain washers (with or without knurls, ribs or chamfers); - square washers; - square hole washers; -
shaped plateS

Life cycle

NOW

PUBLISHED
SRPS EN ISO 3506-7:2025
60.60 Standard published
Dec 31, 2025

Related project

Adopted from EN ISO 3506-7:2025 IDENTICAL

Adopted from ISO 3506-7:2024 IDENTICAL