AISI 8620 / DIN 1.6523 / GB 20CrNiMO / JIS SCM220 Grey Or Black Alloy Steel Round Bar
Description:
1.AISI 8620/DIN 1.6523/GB 20CrNiMO alloy steel round bar
2.Hot rolled or forged condition, annealing , black or milled surface
3.Hardness: ≤210HBS ;
4.Machine Capability
- Tensile strength (N/mm2Mpa): >=835
- Elongation %: >=10
- Yield strength: >=540
- Hardness: HBS<=179
- Reduction of area: >=40%
5.Hot rolled technology:EAF+LF+VD
Forged technology: EAF+LF+VD+ESR+Forging +Q T + Machined surface
6.Ultrasonic test standard: SPE1921-GR3, CLASS C/C
7..Production leadtime: 7~10 days
8.Chemical composition:
|
Standard
|
C
|
Mn
|
Ni
|
Si
|
Cr
|
Mo
|
|
20CrNiMo
|
0.17-0.23
|
0.60-0.95
|
0.35-0.75
|
0.17-0.37
|
0.40-0.70
|
0.2~0.3
|
8.Compared grades(based on usage):
|
Chinese
|
American
|
German
|
Japan
|
|
GB
|
AISI
|
DIN
|
JIS
|
|
20CRNIMO
|
8620
|
1.6523
|
SCM220
|
Applications:
Used for various large-sized mirror plastic mould, precision plastic mould, like: cars accessies, home
appliances,
electronic equipment plastic mould
Specifications:
|
Hot rolled condition
|
Steel plate(mm)
|
Mill name
|
|
|
|
Diameter
|
Length
|
|
|
|
¢16~¢205
|
2000~5800
|
ChangGang,Fushui, TianGong steel
|
|
Forged condition
|
¢150~¢600
|
2500~4000
|
Local mill with 6000tons fluid forged machine
|
Competitive Advantage:
- High strength
- High toughness
- Good hardenability
- Prefect machinability
- Competitive price
- Fast production leadtime
- All the material are inspected with 3 times to meet the highly standards
Our Main products:
DongGuan RuiYuan Steel Co.,Ltd Specializes in plastic mould steel, hot work mould steel, cold work mould steel alloy steel and carbon structural steel, such as : P20, P20+Ni, 1.2714, 1.2083, 1.2316, H13, O1, D2, D3, D5, 1045, 1050, A3, 52100(EN31), 4137, 4140, 4340, 5140, 6150, 8620 and SCM420 for exporting over 20 countries now, such as: Brazil, India, Turkey, Italy, Germany, Korea, Malaysia, Iran and so on.