SAE8620 20CrNiMo 1.6523 Alloy Hot Rolled Tool Alloy Mechanical Steel Plate

• Type: Steel Plate
• Standard: AISI, ASTM, DIN, JIS, GB, BS
• Composition: Alloy Steel
• Technique: Hot Rolled
• Shape: Plate
• Surface Treatment: Black, Grinded, Machined
• Model NO.: SAE8620, 20CrNiMo, 1.6523
• Special Use: High-strength Steel Plate, Wear Resistant Steel, Free Cutting Steel, Used for Spring Steel for Gas Engine
• Application: Alloy Steel for Mechanical
• Grade: GB 50CRV / AISI 6150 / DIN 1.8159
• Thickness: 20-800mm
• Width: 200-500mm
• Length: 500-5800mm
• Heat Treatment: Annealing/ Q+T
• Test: SGS/Ut 100%/Element Testing
• Payment: 30%Deposit, Blance by L/C at Sight or T/T
• Certificate: ISO/Mill Certificate
• Delivery Quatity: Include MOQ
• Transport Package: Export Standard Packing or Customers′demand
• Specification: DIN JIS AISI ASTM GB BS
• Trademark: CF STEEL
• Origin: China
• HS Code: 7225401000
• Production Capacity: 1000t/Month

Product Description

Alloy Steel Hot Rolled Steel Plate SAE8620 20CrNiMo 1.6523

1. Chemical Composition:

C	Si	Mn	Cr	Ni	Mo	S	P
0.18-0.23	0.15-0.35	0.70-0.90	0.40-0.60	0.40-0.70	0.15-0.25	≤0.035	≤0.035

2. Feature:
1) Demand has high yield strength, tensile strength and fatigue strength, there has enough plasticity and toughness;
2) Demanding by refining outside the furnace, vacuum electroslag remelting or processing, or double vacuum smelting, vacuum induction furnace smelting suitable heat treatment;
3) Corrosion resistant steel, heat-resistant steel, wear-resistant steel, magnetic steel, and other special physical and chemical properties of the steel;

3. Application:
1) Zinc, aluminum, magnesium and other  alloy die-casting molds;
2) Heat dies and all kinds of hot forged molds;
3) Metal extrusion die holder;

4. Ready Stock:
Round bar dia20-100mm black surface and hot rolled deliver condition.

5. Heat Treatment
1) Preheating 2-4 hours in  500-600°C;
2) Keeping temperature for 2 hours in  850-880°C;
3) Oil cooling to reach 50-100°C;
4) After quenching can reach a hardness of 50-52HRC, then tempered at 200°C.
then hardness can reach above 48 HRC;

6. Melting Process
1) EAF:Electric Furnace+LF+VD (Optional);
2) ESR:Electric Furnace+LF+VD+Eleroslag Remelted (Optional);

7. Packaging Details:
Packed with plastic film, seaworthing packing, others according to customers' requirements;
 
8.Delivery time:
For abundant stock, 15-20 days.For customized products, 30-50 days.

Product pictures: