SAE8620 1.6523 20CrNiMo Alloy Structural Mechanical Steel Round Bar

• Type: Alloy Steel Bar
• Standard: AISI, ASTM, DIN, JIS, GB
• Composition: Alloy Steel
• Technique: Hot Rolled
• Shape: Bar
• Surface Treatment: Black surface
• Model NO.: 1.6523, SAE8620, 20CrNiMo
• Special Use: High-strength Steel Plate, Wear Resistant Steel, Free Cutting Steel, Mold Steel
• Application: Tool Steel Bar
• Delivery condition: hot rolled black surface
• Quality Assurance: 100% UT passed
• Lead time: 7days
• Condition: stock
• Transport Package: Standard/Customized
• Specification: stock size: 20-180mm
• Trademark: top brands
• Origin: China
• HS Code: 7225400000
• Production Capacity: 1000t/Month

Product Description

SAE8620 1.6523 20CrNiMo Alloy Structural Mechanical Steel Round Bar

1. Features

1. Good machinability performance
2. Good Cold strain plasticity 
3. Good weldability
4. High hardenability

2. Similar Standards

Chinese	American	German	Japanese
GB	AISI	DIN	JIS
20CrNiMo	SAE8620	1.6523	/

3. Chemical Composition

Grades	C	Si	Mn	P	S	Cr	Mo	Cu	Ni
20CrNiMo	0.17-0.23	0.17-0.37	0.6-.95	≤0.035	≤0.035	0.4-.7	0.20~0.30	≤0.30	/

4. Mechanical Properties

Queching Temperature(ºC):850;Cold Media:oil

Tempering(ºC):200;Cold Media:air

Tensile strength σb (MPa):≥980(100)

Yield strengthσs (MPa):≥785(80)

Elongationδ5 (%):≥9

Reduction of area ψ (%):≥40

Akv (J):≥47

5. Stock Size

round bar

Diameter

12-500mm

6. Product photo