2738 material equivalent - Thyssenkrupp Steel

06 Jan.,2025

 

material equivalent - Thyssenkrupp Steel

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Characteristic

steel properties as for grade ISO-BM, but with improved through-hardening.
Nitridable, hard chrome plateable, flame hardenable, polishable, grain-reliable as delivered.

Outstanding Properties

&#; Higher hardness and better through-hardenability
&#; Wear and corrosive resistance
&#; strength enough to stand for presssure from injection plastic mold
&#; Texturing properties in equivalent to
&#; Machining ability is in moderate level
&#; Can do EDM well
&#; Risk free of damange from heat treatment process
&#; Homogeneity hardness throughout the whole thickness
&#; Can do Passivation to enhance corrosive reisstance.

 

Similar Properties/ Equivalent

Steel Classification

Standard

Assab

Sanyo

Daido

Thyssen

Hitachi

DIN

JIS

AISI

Plastic Mould Steel

1.

SUS 420 J2

P21

Impax

PCM 40

NAK 80

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HPM 1

1.

&#;

Prexi

M100

&#;

1.

&#;

&#;

&#;

CK 55

 

Availability

Roundbar: 25mm &#; 220mm

Flat: 10mm &#; 120mm

Chemical Composition

Type C Cr Mn Si S P Ni Mo 0.35-0.45 1.80-2.10 1.30-1.60 0.20-0.40 0.030 Max  0.030 Max 0.90-1.20 0.15-0.25 NAK80 0.15 0.30 1.50 0.30 0.030 Max 0.030 Max 3.0 0.30

Mechanical Properties

Working Hardness: Max. 280-325 HB

Hot forming temperature: -898 °C.

HEAT TREATMENT DATA

Stress relieving temperature: Approx. 550 ºC in the annealed state.
Soft annealing temperature: 720 ºC
Hardening temperature: 880 ºC
Quenching hardness Max.58 HRC (in oil, hot bath or vacuum)
Tempering: after quenching HRC 49

 

Application

Alloy die-casting mould ; Hot-pressing mold, all kinds of hot forging die; Metal extrusion die, die set.

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