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DIN 20MnCr5 round bar,DIN 20MnCr5 forging,DIN 20MnCr5 sheet,DIN 20MnCr5 coil,DIN 20MnCr5 flat bar,DIN 20MnCr5 pipe,Lrregular
  • DIN 20MnCr5 round bar
  • DIN 20MnCr5 forging
  • DIN 20MnCr5 sheet
  • DIN 20MnCr5 flat bar
  • DIN 20MnCr5 pipe
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DIN 20MnCr5

We can produce DIN 20MnCr5 stainless steel round rods, DIN 20MnCr5 forging,sheet,coil,and profiledstrip,Deformed steel,flat steel,mould,steel wire,have all specifications. With DuoNian production experience, strict control DIN 20MnCr5 chemical composition and DIN 20MnCr5 mechanical properties.From casting, forging, steel to hot and cold rolling process, heat treatment, etc, we have the control of professional engineers. We have advanced precision machining equipment, according to the requirements of users machining. in order to achieve the most satisfied with the user requirements.

Production specification

Round bar steel: 1mm to 3500mm
Square-shape steel: 1mm to 4000mm
Plate steel:0.1mm to 4000mm
Width: 10mm to 2500mm
Lenth: We can supply any lenth based on the customer's requirement.
Forging: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes
Tubings: OD: φ6-1800mm, with wall thickness ranging from 1-35 mm.
Finished goods condition: hot forging/hot rolling + annealing/normalizing + tempering/quenching + tempering/any conditions based on the customer's requirement
Surface conditions: scaled (hot working finish)/ground/rough machining/fine machining/based on the customer's requirement
Furnaces for metallurgical processing: electrode arc + LF/VD/VOD/ESR/Vacuum consumable electrode.
Ultrasonic inspection: 100% ultrasonic inspection for any inperfections or based on the customer's requirementExcellent service for all kinds of industries,with advantages of technologies, equipment and price.
We serve you with our honesty, integrity, and professionality.

DIN 20MnCr5 

Designation by Standards

Brand Name LH No. Mat. No. DIN EN AISI
ZF7 770 - 20MnCr5 - -

Chemical Composition (in weight %)

C Si Mn Cr Mo Ni V W Others
0.16 max. 0.40 1.15 1.15 max. 0.12 max. 0.30 - - max.Al=0.035, max.Cu=0.30

Description
Special structural steel.

Applications
Higher stressed components for automobile industry - gears, shafts, crankshafts, connecting rods, cam shafts, etc. 

Physical properties (avarage values) at ambient temperature
Modulus of elasticity [103 x N/mm2]: 210 
Density [g/cm3]: 7.85

Soft Annealing
Heat to 680-710oC, cool slowly. This will produce a maximum Brinell hardness of 217.

Intermediate Annealing
Temperature: 620-650oC.

Carburizing
Temperature: 850-880oC.

Hardening
Harden from a temperature of 810-840oC followed by oil quenching or hot quenching 180-220oC.

Tempering
Tempering temperature: 150-180oC.

Forging
Hot forming temperature: 1050-850oC. 

Machinability
Component parts for the automobile industry - shafts, steering and driving parts.
  

Mechanical properties

DIN 20MnCr5 Mechanical properties,Our production completely according to the DIN 20MnCr5 standards to meet the DIN 20MnCr5 mechanical performance, can also according to the customer request, to meet the requirements of customers of DIN 20MnCr5 mechanical properties.

Heat treatment

DIN 20MnCr5 Heat treatment,Our production completely according to the DIN 20MnCr5 standards to meet the DIN 20MnCr5 Heat treatment, can also according to the customer request, to meet the requirements of customers of DIN 20MnCr5 Heat treatment.

Machining

DIN 20MnCr5 Machining,Our production completely according to the DIN 20MnCr5 standards to meet the DIN 20MnCr5 Machining, can also according to the customer request, to meet the requirements of customers of DIN 20MnCr5 Machining.

Welding performance

DIN 20MnCr5 Welding performance,Our production completely according to the DIN 20MnCr5 standards to meet the DIN 20MnCr5 Welding performance, can also according to the customer request, to meet the requirements of customers of DIN 20MnCr5 Welding performance.

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