20nicrmo13-4 1.6660 Case Hardening Steels Bar

• Customization: Available
• Type: Carbon Steel Bar
• Standard: ASTM, DIN, BS
• Model NO.: 20NiCrMo13-4 1.6660
• Technique: Rolled, Forged, Cold Drawn
• Application: Structural Steel Bar
• Surface Treatment: Black, Grinded, Peeled, Rough Turned, Polished
• Alloy: Alloy
• Special Use: Cold Heading Steel
• Size Range: 1-10000mm
• Similar Grades: DIN1.6660, 20nicrmo13-4
• Quality Standard: En 10084
• MOQ: 1 Ton
• Transport Package: Seaworthy Packing
• Specification: DIN1.6660, 20NiCrMo13-4
• Trademark: FUSHUN
• Origin: , China
• HS Code: 7228600000
• Production Capacity: 500tons Per Month

Product Description

20NiCrMo13-4 1.6660 Case Hardening Steels
Similar Grade:DIN1.6660, 20NiCrMo13-4  
Standard: EN10084 (Technical delivery conditions for Alloy steels in the case hardened condition)
Shape: round, flat, square.
Size Range:

	Diameter(mm)	Thickness (mm)	Width (mm)	Length(mm)
Round	1.0-1000	-	-	2000-11800
Square	10-1000	-	-	2000-11800
flat	-	20-800	80-2000	2000-11800

 
Steel-making Condition: EF, EF/EAF+LF+VD, EF/EAF+ESR
Delivery Condition:
Hot forged, hot rolled, cold rolled, cold drawn
Surface Condition: 
Black, Grinded, Rough turned, Peeled, Polished
 
 
Features:
1.Competitive price
2.Immediate delivery
3.Premium quality
4.Reliable service
5.MOQ: 1 Ton
 

Packing details	In seaworthy packing, as your requirement.
Delivery details	within 20-50 days

 
Chemical Composition:

Grade	C	Si	Mn	P	S	Cr	Mo	Ni
1.6660	0.17- 0.22	0.40 max	0.30- 0.60	0.025 max	0.035 max	0.80- 1.20	0.30- 0.50	3.0- 3.50

Hardness requirements for products delivered in the conditions

Process	Hardness
treated to improve shearability	277HB max
soft annealed	255HB max
treated to hardness range	207HB-255HB
treated to ferrite-pearlite structure and hardness range	197HB-241HB

 
Conditions for heat treating test bars and treatment of the steels:

Process	Temperatures (oC)
End quench test	850
Carburizing	880-980
Core-hardening	825-880
Case-hardening	800-850
Tempering	150-250

 
Application:
• Gears subjected to high stresses, diverse parts subject to wear and fatigue in service.
• In the quenched and tempered condition: safety-critical parts.
 
Mill′s test certificate:
EN 10204/3.1 with all relevant data reg. chem. composition, mech. properties and results of testing.

Contact Information:
FUSHUN SPECIAL STEEL CO., LTD.
  
 
 
 
Website: fushunmetal.en.made-in-china.com