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34CrMo4 1.7220 SCM435 AISI 4135 Alloy Steel

34CrMo4 1.7220 SCM435 AISI 4135 Alloy Steel

34CrMo4 1.7220 SCM435 AISI 4135 Alloy Steel

Grade :34CrMo4

Number:1.7220

Classification: Alloy special steel

 

Our supply size:

Diameter : 80 to 600 mm ;

Length : 1000 to 9000 mm ;

 

Our advantage:

  1. High Quality, Reasonable Price
  2. Over 40 Years Experience
  3. ISO NQA Certificated Factory
  4. Worldwide shipping
  5. Emergency Orders and Fast Delivery

 

 

Standard:

EN 10083-3: 2006 Steels for quenching and tempering.  alloy steels

EN 10132-3: 2000 Cold rolled narrow steel strip for heat treatment. Steels for quenching and tempering

EN 10263-4: 2001 Steel rod, bars and wire for cold heading and cold extrusion. steels for quenching and tempering

EN 10250-3: 2000 Open steel die forgingsAlloy special steels

EN 10297-1: 2003 Seamless circular steel tubes for mechanical and general engineering purposes.

 

Equivalent grades of steel 34CrMo4 (1.7220)

EU USA Germany Japan France England Italy China Sweden
EN DIN,WNr JIS AFNOR BS UNI GB SS
34CrMo4 4135 34CrMo4 SCM435H 34CD4 708A30 35CrMo4 35CrMo 2234

 

Chemical composition %  of  steel  34CrMo4 (1.7220):  EN 10083-3-2006

C Si Mn P S Cr Mo
0.3 – 0.37 max   0.4 0.6 – 0.9 max   0.025 max   0.035 0.9 – 1.2 0.15 – 0.3

 

Application:

Steel grade 34CrMo4 is used for the manufacture of pinion gears for large locomotives, booster drives, high pressure vessels, and pinions exposed to load and spring force. It can also be used for joining the drilling pipes of 2,000 m deep and fishing gear, as well as for bending dies.

 

Characteristics of steel grade 34CrMo4

Steel grade 34CrMo4 is an alloy steel intended for quenching and tempering and produced according to the requirements of ISO 683-2 and EN 10083-3.

 

Smelting Option

1 EAF: Electric Arc Furnace

2 EAF+LF+VD: Refined-smelting and vacuum degassing

3 EAF+ESR: Electro Slag Remelting

4 EAF+PESR: protective atmosphere Electro Slag Remelting

5 VIM+PESR: Vacuum induction melting

 

Forming Option

1 Hot rolling process

2 Hot Forging: Electro-hydraulic; High-speed-hydraulic; Oil-hydraulic; Precision-forging

 

Heat-treatment Option

1 +A: Annealed (full/soft/spheroidizing)

2 +N: Normalized

3 +NT: Normalized and tempered

4 +QT: Quenched and tempered (water/oil)

 

Surface Option

1 Black Surface

2 Grounded: Bright but rough ; Not precision

3 Machining for plate: Bright and precision; Little turning scar

4 Peeled/Turned: Bright and precision; Little turning scar

5 Polished: Very Bright and precision size; Not turning scar

 

Other Services

1 Cutting: Small pieces

2 CNC Machine: Produce as your drawing

3 Package: Bare/Nylon/Canvas/Wooden

4 Payment:T/T, L/C, O/A(request credit)

5 Transport:FOB/CFR/CIF/DDU/DDP (train/ship/Air)

 

Mill test certificate

EN 10204/3.1 with all relevant data reg. chem. composition, mech. properties and results of testing.

 

We also supply :

4130 , 4130 p+x , 4140 , 4330v mod , 4340 , 4145h mod , 4317

1.8509 , 1.6523 , 1.7707 , 1.6657 , 1.6587 , 1.6582 , 1.6773

For all products, please check here: Fushun products

 

About Us

Founded in 1998, FuShun covers an area of 3000 square meters, annual sales volume of 20000 tons. We are engaged in the manufacture and export of Tool Steel, Nickel Alloy, Stainless Steel and other special steel products…,View more content About Me.

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Fushun TEL: +86-731-89903933

Fushun FAX: +86-731-89853933

General Manager: Ms. Florence Tang

Whatsapp/Phone/WeChat:+86-13319591838

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