Overview
This 2205 duplex stainless steel hex nut is engineered for critical industrial and infrastructure applications where exceptional strength and corrosion resistance are non-negotiable. It conforms to the DIN 934 standard, ensuring precise dimensional consistency and reliable performance in high-stress assemblies. The duplex microstructure combines the beneficial properties of austenitic and ferritic stainless steels, resulting in a fastener that significantly outperforms conventional grades in aggressive environments, particularly where stress corrosion cracking is a concern.
Key Features
Constructed from 2205 duplex stainless steel for superior durability Offers approximately double the yield strength of standard 300-series austenitic stainless steels Excellent resistance to stress corrosion cracking and pitting corrosion Plain, uncoated finish suitable for high-temperature service or post-application coating Precision-machined metric threads ensure a secure, vibration-resistant fit DIN 934 standard compliance guarantees consistent quality and dimensional accuracy
Specifications
System of Measurement: Metric Material Grade/Class: 2205
Material
Stainless Steel Thread Size: M30 x 3.5 mm pitch Finish: Plain Width Across Flats: 1.18 inches Height: 0.91 inches Thread Pitch: 3.5 mm Package Quantity: 12
Applications
Chemical processing equipment and piping systems Offshore oil and gas platforms and marine hardware Pulp and paper manufacturing machinery Water treatment and desalination plant infrastructure Structural components in coastal or high-humidity environments High-pressure valve and flange assemblies








