Contact

We are gladly available for you from Monday to Friday from 8:00 to 17:00. Use this link to find the contact persons for your region.

Headquarters Wolfurt
+43 5574 6706-0

Your contacts

Shopping cart {{ (warenkorbCtrl.warenkorb.bestellNummer ? (' [' + warenkorbCtrl.warenkorb.bestellNummer + '] ') : '' )}} | {{warenkorbCtrl.warenkorb.items.length}} Items   Change shopping cart

Remark

Picture Items Pcs Single price Total price Total price incl. discount
{{warenkorbItem.produktgruppe.produktname}}

{{warenkorbItem.bezeichnung | artikelBezFilter:warenkorbItem.attributwertEingaben:[{attrPrefix: 'L_', searchPattern: '/...', replacePrefix: '/', replaceSuffix: ''}] }} {{warenkorbItem.bezeichnung | artikelBezFilter:warenkorbItem.attributwertEingaben}}

{{attributwertEingabe.attributBezeichnung}}

     
{{hannexItem.Benennung}}

{{hannexItem.Bezeichnung}}

     

Please log in to see the precalculated prices and continue with the ordering process.

Lowering tension

In our selected range you can find the right material for virtually any application.

1.7225 Steel for quenching and tempering

Designation

DIN:42 CrMo 4 
AFNOR:42 CD 4
UNI:42 CrMo 4
AISI:4140

Chemical composition:

C0.42
Si0.25
Mn0.75
S<0.035
Cr
1.10
Mo
0.22

Strength:

max. 217 HB
(≈ max. 740 N/mm²)

Tensile strength:

heat treated max. 720 N/mm²

Thermal conductivity at 20 °C:

42.6 W/m K


Character:

alloyedsteel, suitable for quenching and tempering, steel with high resistance and high toughness;
universally usable in engineering

Application:

machine construction, base plates, axes, gear shafts, gear wheels


Treatment by

is possible:
Nitriding, EDM, coating

unusual:

Welding


Heat treatment:

Normalising:
840 to 880 °C afterwards cooling in air; some components need tempering afterwards

Soft annealing:
680 to 720 °C for about 2 to 5 hours; slow controlled cooling of 10 to 20 °C per hour to about 600 °C; further cooling in air. Maximum 217 HB

Quenching:
max. 1.600 N/mm²

Hardening:
820 - 880 °C
quenching in oil or water
oil hardening for thin and complex,
water hardening for large and simple components
obtainable hardness: 53-61 HRC


Tempering:

slow heating to tempering temperature (to avoid forming of cracks) immediately after hardening; at least 60 minutes cooling in air

Annealing graph:

To the mould making overview To the die making overview

Available in the web shop as:
Data sheet 1.7225

Open PDF

Material grades brochure

Material grades brochure

Material grades poster

Material grades poster

Log in

Are you already a customer?

If you already have access data for the Meusburger portal, please log in here:

Forgot your password?

The newly generated password is already on the way and should arrive soon in your inbox. We wish you a successful day.

Please enter your email address.
We will send you a new password.

Select your country

Locations

Try our new version of 'My account'

Get familiar with our new ‘My account’ section and benefit from numerous advantages.

Now the new ‘My account’ also gives you a direct insight into the next level of the Meusburger portal. Check out all the information and benefits of the portal here.

Get familiar with our new ‘My account’ section and benefit from numerous advantages.

Now the new ‘My account’ also gives you a direct insight into the next level of the Meusburger portal. Check out all the information and benefits of the portal here.

Keep selection
Beta
New version
Current version