Brand3346

High-Speed Steel

SIRAPID 3346 is widely used in the manufacturing of twist drills, thread cutting tools, and hobs due to its toughness and good grindability. It is also ideal for producing dies for broaching, cold flow pressing, and cross recess dies for screw manufacturing, as well as components for cold rolling.

Industries in detail

Product advantages

SIRAPID 3346 is a molybdenum, chromium, vanadium alloy tool steel, commonly known as Molybdenum High-Speed Tool Steel. It is one of the most widely available tool steels today and shares similar properties with tungsten tool steels (T series) but at a lower cost. It is a very tough high-speed steel with excellent grindability.

Manufacture

SIRAPID 3346 is made by SIJ Metal Ravne.

Standards & certificates

Material number

1.3346

Ravne

BRM1

DIN

S2-9-1

EN

HS2-9-1

AISI/SAE

M1

Properties

Elasticity[10³ x N/mm²]:217
Density[g/cm³]:8.0
Thermal conductivity[W/mK]:19.0
Electrical resistivity[Ω mm²/m]:0.60
Specific heat[J/kgK]:460

Chemical composition

In weight %

C0.82
Si0.45
Mn0.40
Cr3.85
Mo8.60
V1.15
W1.75

Product forms

Flat sections

rolled
Wup to 250 mm
Tup to 80 mm

Round bars | Forged

forged
Lup to 6000 mm
up to 200 mm

Round bars | Rolled

rolled
Lup to 6000 mm
up to 200 mm

Square section

forged
Wup to 200 mm

Continuous Cooling Transformation (CCT)

Tempering

Hardening

Harden from a temperature of 1180 - 1219°C followed by air or oil quenching or warm bath at 550°C. Hardness after quenching is 64 - 66 HRC.

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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