EN 10270-3 Stainless Steel Spring Wire

Stainless Spring Wire EN 10270-3: A High-Tech Solution for Precision Springs
General Technical Characteristics
Stainless spring wire compliant with European standard EN 10270-3 is a high-quality material designed for manufacturing springs operating in aggressive and critical environments. The wire is produced by cold drawing followed by heat treatment, ensuring stable mechanical and corrosion-resistant properties.

The wire diameter range spans from 0.15 to 16.0 mm, allowing for the production of springs used in a wide variety of applications. The surface of the wire has a typical stainless steel sheen, free of mechanical damage or oxidation traces.

Chemical Composition of Main Grades (%)

Mechanical Properties

Applications
Stainless spring wire EN 10270-3 is used in the following industries:

• Food Industry
  • Food processing equipment
  • Components of production lines
  • Valves and shut-off fittings
• Medical Equipment
  • Surgical instruments
  • Medical devices
  • Diagnostic equipment components
• Chemical Industry
  • Equipment for aggressive environments
  • Pipeline fittings
  • Pumps and compressors
• Shipbuilding and Marine Sector
  • Deck equipment
  • Ship machinery components
  • Offshore platforms
• Cryogenic Equipment
  • Gas liquefaction systems
  • Low-temperature processing units
  • Research equipment

Key Features

• High corrosion resistance due to chromium and nickel alloying
• Temperature resistance from –250°C to +600°C
• Long service life in aggressive environments
• Stable elastic characteristics
• Excellent weldability and machinability
• Minimal diameter tolerances
• Surface electropolishing available

Advantages

• Non-magnetic under normal conditions
• Maintains elasticity under cyclic loads
• Resistant to intergranular corrosion
• No need for additional surface protection
• Environmentally safe

Quality Control
Each batch of wire undergoes rigorous multi-stage quality control, including:

• Chemical composition analysis
• Mechanical properties testing
• Dimensional control
• Microstructure examination

Stainless spring wire EN 10270-3 is a professional solution for manufacturing precision springs with guaranteed quality and reliability under the most demanding conditions.

Supply Forms of Stainless Spring Wire EN 10270-3
Steel Wire