Name: Engineering Steel Bar low alloy Case Hardening Steel SAE 8620 Trade Assurance
Brand: OTAI
Availability: InStock

Product Details

Engineering Steel Bar low alloy Case Hardening Steel SAE 8620 Trade Assurance

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Designation by Standards

Brand Name	LH No.	Mat. No.	DIN	EN	AISI
25MOCR4	782	1.7325	25MoCr4	-	8625

Chemical Composition (in weight %)

C	Si	Mn	Cr	Mo	Ni	V	W
0.25	0.30	0.70	0.50	0.50	-	-	-

Description Steel intended for direct hardening.
Applications Gear components of all kind, link components, arbors, axles, bolts, bushes, coupling boxes for direct hardening.
Physical properties (avarage values) at ambient temperature Modulus of elasticity [10³ x N/mm²]: 210 Density [g/cm³]: 7.85
Soft Annealing Heat to 650-700^oC, cool slowly. Intermediate annealing: 650-680^oC.
Carburizing Temperature: 900-950^oC, water, oil or hot quenching 160-250^oC.
Core Hardening Temperature: 890-920^oC.
Surface Hardening Harden from a temperature of 780-820^oC followed by water or oil quenching.
Tempering Tempering temperature: 150-210^oC.
Hardenability Diagram
Forging Hot forming temperature: 1150-850^oC.
Machinability No data.

Mechanical properties

1.7325, DIN 25MoCr4, AISI 8625 Mechanical properties,Our production completely according to the 1.7325, DIN 25MoCr4, AISI 8625 standards to meet the 1.7325, DIN 25MoCr4, AISI 8625 mechanical performance, can also according to the customer request, to meet the requirements of customers of 1.7325, DIN 25MoCr4, AISI 8625 mechanical properties.

Heat treatment

1.7325, DIN 25MoCr4, AISI 8625 Heat treatment,Our production completely according to the 1.7325, DIN 25MoCr4, AISI 8625 standards to meet the 1.7325, DIN 25MoCr4, AISI 8625 Heat treatment, can also according to the customer request, to meet the requirements of customers of 1.7325, DIN 25MoCr4, AISI 8625 Heat treatment.

Machining

1.7325, DIN 25MoCr4, AISI 8625 Machining,Our production completely according to the 1.7325, DIN 25MoCr4, AISI 8625 standards to meet the 1.7325, DIN 25MoCr4, AISI 8625 Machining, can also according to the customer request, to meet the requirements of customers of 1.7325, DIN 25MoCr4, AISI 8625 Machining.

Welding performance

8620 steel forging equipment Welding performance,Our production completely according to the 1.7325, DIN 25MoCr4, AISI 8625 standards to meet the 1.7325, DIN 25MoCr4, AISI 8625 Welding performance, can also according to the customer request, to meet the requirements of customers of 1.7325, DIN 25MoCr4, AISI 8625 Welding performance.

Engineering Steel Bar low alloy Case Hardening Steel SAE 8620 Trade Assurance