AISI 8620 Steel 1.6523 21nicrmo2 Sncm220 Forged Round Steel

• Type: Alloy Steel Bar
• Standard: AISI, ASTM, GB, JIS, DIN, BS
• Technique: Forged
• Application: Structural Steel Bar, Tool Steel Bar, Die Steel Bar
• Alloy: Alloy
• Special Use: Alloy Steel
• Model NO.: AISI 8620 Steel 1.6523 21NiCrMo2 SNCM220
• Delivery Condition: Forged / Forged+Rough Turned
• Heat Treatment: Annealed, Normalized, Qt
• MOQ: One Piece
• Grades: SAE 8620h SAE 8620h
• Transport Package: Standard Sea Worthy
• Specification: 200-1000mm
• Origin: China
• Production Capacity: 3000tons/Month

Product Description

AISI 8620 Steel | 1.6523 | 21NiCrMo2 | SNCM220 Forged Round Steel

1. SAE 8620H / SAE 8620 forged steel bar sizes we can offer;
Round bar: 200-1000mm
Square bar:150×150-600×600mm

2.Supply condition for SAE 8620H / SAE 8620  Forged steel bars:Black /Rough Machined /Rough turned

3.SAE 8620H / SAE 8620 Forged Steel round bar tolerance:
Black surface
Forged sizes up to 500mm (-0/+5mm)
Forged sizes above 500mm in diameter (-0/+8mm)
Machined surface to all sizes (-0/+3mm)

4.Futhur heat treatment for SAE 8620H / SAE 8620 forged steel :
Normalized
Annealed
Q&T(Quenched&Tempered)

5.SAE 8620H / SAE 8620Steel Equivalent and chemical composition

Standard	Grade	C	Cr	Ni	Mo	Si	Mn	P	S
GB/T 5216	20CrNiMoH	0.17-0.23	0.35-0.65	0.35-0.75	0.15-0.25	0.17-0.37	0.6-0.95	0.035	0.035
JIS G4052	SNCM220H	0.17-0.23	0.35-0.65	0.35-0.75	0.15-0.25	0.15-0.35	0.6-0.95	0.03	0.03
ASTM A304	8620H	0.17-0.23	0.35-0.65	0.35-0.75	0.15-0.25	0.15-0.35	0.65-0.95	0.025	0.025
EN10084	20NiCrMo2	0.17-0.23	0.35-0.7	0.4-0.7	0.15-0.25	0.4	0.65-0.95	0.035	0.035

   

6.SAE 8620H / SAE 8620 Forged steel Application

The AISI 8620 can be used for a number of medium-strength applications such as camshafts, fasteners, gears, and chains/chain pins.

7.Quality control:
1. Melting Process: EAF/BOF+LF+VD resulting in ingots
2. Both ends cut by saw
3. Ratio of forging:minimum 3:1
4. Grain size of final product: according to ASTM E112 more than 5,preferred more than 8
5. Ultrasonic test: As per SEP1921 Class C/c or D/d

8.MOQ: one piece per size/grade

9.Payment term: FOB CIF CFR EXW and so on

10.Delivery time : 7 to 30 days after deposit received.











AISI 8620 Steel | 1.6523 | 21NiCrMo2 | SNCM220 Forged Round Steel
AISI 8620 Steel | 1.6523 | 21NiCrMo2 | SNCM220 Forged Round Steel
AISI 8620 Steel | 1.6523 | 21NiCrMo2 | SNCM220 Forged Round Steel