Brand8509

Description

SIQUAL 8509 is a high-performance Al-alloyed nitriding steel, ideal for large structural components that require exceptional surface hardness, including piston rods, extruders, cylinders, shafts, straightening tools, and measuring instruments.

Manufacture

SIQUAL 8509 is made by SSI Metal Ravne.

Standards & certificates

Material number

1.8509

Ravne

PO733

DIN

41CrAlMo7

EN

41CrAlMo7-10

Properties

Hardness[HRC]:248
Density[g/cm³]:7.73
Elasticity[10³ x N/mm²]:210

Chemical composition

In weight %

C0.41
Si0.40
Mn0.65
Cr1.65
Mo0.33
Al1.00

Product forms

Flat sections

rolled
Wup to 850 mm
Tup to 450 mm

Forgings

forged
Lup to 10000 mm

Round bars

forged
Lup to 6000 mm
Φup to 1050 mm

Continuous Cooling Transformation (CCT)

Tempering

Hardening

Harden from a temperature of 870 - 930°C followed by oil/polymer or water quenching.

Forging

Hot forming temperature: 1050 - 850°C.

Disclaimer

The information and data presented herein are typical or average values and are not a guarantee of maximum or minimum values. Applications specifically suggested for material described herein are made solely for the purpose of illustration to enable the reader to make his own evaluation and are not intended as warranties, either express or implied, of fitness for these or other purposes. There is no representation that the recipient of this literature will receive updated editions as the become available

Unless otherwise specified, registered trademarks are property of SIJ Metal Ravne company. Copyright 2016 by SIJ Metal Ravne d.o.o. All rights reserved. Contact our Sales Office for more information.

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