Flat and shaped wire for surface nitriding

GARBAFLEX CrSi91 is especially intended for application requiring extremely high fatigue properties and good relaxation properties at increased working temperatures.

High tensile
High fatigue
High sag resistance
Heat resistance

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High formability

High ductility ensures that you can form the wire according to your needs

Alloyed Steel

Surface nitridable steel suitable for various applications with high requirements in fatigue, wear resistance and relaxation in moderate temperatures.

Surface finish

Available in surface conditions according to your need.

Product information

Technical specification

Mechanical properties

Chemical composition

Surface conditions




Property Value
E modulus of elasticity 206 kN/mm²
G modulus of shear 79.5 kN/mm²
Camber Max. 4 mm measured on 1 m length.
Microstructure Tempered martensite with no ferrite.
Execution (flat) Rolled on 2 sides
Execution (shaped) Rolled on 4 sides Profile drawn
Coil set Max. 20 mm measured on 1 m length.

Steel grades and product standards

Nearest equivalent steel grades EN/DIN 2090 AISI/SAE 2090 JIS 67SiCr5

Applications using GARBAFLEX CrSi91