1.6587, DIN 17CrNiMo6, AISI 4820 Bar Manufacturer , Supplier , Exporter

1.6587, DIN 17CrNiMo6, AISI 4820 Bar Manufacturer , Supplier , Exporter

CONTACT US FOR MORE DETAILS



www.ladhanimetal.com
www.ladhanimetal.in
ladhanimetal@gmail.com


LADHANI METAL CORPORATION, MUMBAI, INDIA

Short Description:

Designation by Standards Brand Name Ravne No. Mat. No. DIN EN AISI CT781 781 1.6587 17CrNiMo6 17CrNiMo7 4820 Chemical Composition (in weight %) C Si Mn Cr Mo Ni V W Others 0.18 max.0.40 0.70 1.65 0.30 1.55 - - - DescriptionNickel-molybdenum alloy steel. Alloyed case hardening steel for heavy and high strained gear parts with high demands on toughness at core tensile strength of 1050-1350 N/mm2. ApplicationsSeverely stressed components for mechanical engineering and automobile ...

Product Detail

Designation by Standards

Chemical Composition (in weight %)

Description
 Nickel-molybdenum alloy steel. Alloyed case hardening steel for heavy and high strained gear parts with high demands on toughness at core tensile strength of 1050-1350 N/mm².

Applications
 Severely stressed components for mechanical engineering and automobile industry. 

Physical properties (avarage values) at ambient temperature
 Modulus of elasticity [10³ x N/mm²]: 210
 Density [g/cm³]: 7.87
 Thermal conductivity [W/m.K]: 38.0
 Electric resistivity [Ohm mm²/m]: 0.18
 Specific heat capacity[J/g.K]: 0.46

Coefficient of Linear Thermal Expansion 10^-6oC^-1

Continuous Cooling Transformation (CCT) Diagram

.

Time-Temperature Transformation (TTT) Diagram

Soft Annealing
 Heat to 650-700^oC, cool slowly in furnace. This will produce a maximum Brinell hardness of 229.

Intermediate Annealing: 630-650^oC.

Hardening
 Carburising: 880-980^oC.
 Core Hardening: 830-870^oC, water.
 Case Hardening: 780-820^oC, water.

Normalizing
 Normalizing: 850-880^oC, air.

Tempering
 Tempering temperature: 150-200^oC.

Soft annealed treated: max. 229 HB.
 Treated for cold shearability: max. 255 HB.
 Treated for strength: max. 229 HB.
 Treated for ferite and pearlite structure and hardness range: 159-207 HB.

Tensile Strength R_m in N/mm² vs. Diameter in mm
 After Hardening and Tempering at 200^oC

Hardenability Diagram

Forging
 Hot forming temperature: 1050-850^oC. 

Machinability
 No data.

Forms manufactured: Please see the Dimensional Sales Program. 

Disclaimer
 The information and data presented herein are typical or average values and are not a guarantee of maximum or minimum values. Applications specifically suggested for material described herein are made solely for the purpose of illustration to enable the reader to make his own evaluation and are not intended as warranties, either express or implied, of fitness for these or other puposes. There is no representation that the recipient of this literature will receive updated editions as the become available.

Company Information

Ladhani Metal Corporation.
We are committed to integrate engineering steel resources in India and serve the global engineering steel market. Our company has more than 32 years of experience in steel researching, production, managing and sales.
In the aspect of resources and information, we have established cooperative and stronger relationship with nearly hundred enterprises, either state-owned or private owned in India.

What’s more, we have built long, deep and close business relationship with dozens of steel company, Sharing and holding equities with several steel enterprises. Because of the close cooperation with steel companies and our pioneering spirit, which can ensure us stay at the top competition, and ensure our customers get what they really want!


FOR MORE DETAIL CONTACT US AT :-

ladhanimetal@gmail.com
www.ladhanimetal.in
www.ladhanimetal.com


LADHANI METAL CORPORATION, MUMABAI, INDIA,


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