BrandM130

Low Alloy Steel

SIQUAL M130 is a low alloy steel containing nickel, chromium, and molybdenum. It is designed for applications that require exceptional strength and toughness even after heat treatment, while still maintaining good fatigue strength. This makes it ideal for use in permanently stressed components such as aircraft landing gear, power transmission gears, shafts, and more.

Manufacture

SIQUAL M130 is made by SIJ Metal Ravne.

Standards & certificates

Ravne

TORKA

AISI/SAE

4340

Properties

Density[g/cm³]:7.85
Elasticity[10³ x N/mm²]:210

Chemical composition

In weight %

C0.46
Si0.27
Mn0.65
Cr0.95
Mo0.25
Ni1.55
V0.14

Product forms

Flat sections

rolled
Wup to 850 mm
Tup to 450 mm

Forgings

forged
Lup to 10000 mm
up to 1000 mm

Round bars

forged
Lup to 6000 mm
up to 1050 mm

Hardening

 Harden from a temperature of 830°C followed by oil quenching. 

Tempering

The temperature for tempering depends upon the strength level desired. Before tempering the alloy should be in the heat treated or normalized & heat treated condition. For strength levels in the 260 - 280 ksi range temper at 230°C. 

Forging

Hot forming temperature: 1100-850°C. 

Disclaimer

The information and data presented herein are typical or average values. The typical properties of the materials described are provided solely to assist readers in making their own evaluations and decisions. These values are not guaranteed.
Applications specifically suggested for the materials described are intended only for illustrative purposes, enabling the reader to make their own assessments. They are not to be construed as warranties, whether express or implied, regarding fitness for any particular purpose.
The information and data are provided for informational purposes only and may be revised at any time without notice.
Unless otherwise specified, all registered trademarks are the property of SIJ – Slovenska industrija jekla, d.d. (Slovenian Steel Group) and its subsidiaries (SIJ Group).
Copyright © 2024 by SIJ Group. All rights reserved. Contact us for further information.

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SIJ Metal Ravne
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