Stainless Steel Flat Spring Steel
Stainless Steel Flat Spring Steel is a corrosion-resistant, high-elasticity steel strip designed for applications requiring repeated bending, load-bearing, and fatigue resistance. Made from stainless steel grades such as 301, 304, 316, or 17-7PH, it combines excellent strength, toughness, and long-term durability. This material is ideal for environments where both spring performance and corrosion resistance are critical.
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Product Description

Specifications

Parameter

Description / Range

Material Grades

301, 304, 316, 17-7PH

Standard

ASTM A313, ASTM A582, DIN EN 10088

Shape

Flat strip / rectangular cross-section

Width

5mm – 100mm (customizable)

Thickness

0.3mm – 10mm (customizable)

Hardness

HRC 35 – 50 (depending on grade and heat treatment)

Tensile Strength

1000 – 1600 MPa

Surface Finish

Polished, Bright, Pickled

Length

1m – 6m (standard) or customized

Heat Treatment

Cold-rolled, tempered, or solution annealed depending on grade

Certification

ISO 9001, SGS



Applications:

  • Chemical and food processing equipment

  • Medical and laboratory devices

  • Electrical contacts and clips

  • Automotive and industrial machinery springs

  • Marine and high-humidity applications


Features:

  • Excellent corrosion resistance in various environments

  • High elasticity and fatigue resistance

  • Smooth surface finish for precise applications

  • Suitable for repeated bending and load-bearing

  • Long service life even in harsh or humid conditions


Spring Flat Steel Product Display

flat bar

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