Pre-hardened HRC40 Plastic Mould Steel NAK80 Round Bar

• Standard: DIN, JIS, AISI, ASTM, GB, BS
• Technics: Hot Rolled
• Application: Die Steel Bar
• Surface: Black
• Alloy: Alloy
• Special Use: High-strength Steel Plate, Wear Resistant Steel, Free Cutting Steel, Mold Steel
• Model NO.: NAK80, P21
• Quality Assurance: 100% UT passed
• Delivery Time: 7 Days
• Condition: stock
• Delivery condition: Pre-hardened HRC40
• Payment tems: TT/LC
• Transport Package: Standard/Customized
• Specification: standard/customized
• Trademark: customized
• Origin: China
• HS Code: 7228300000
• Production Capacity: 1000 Tons/ Month

Product Description

Pre-hardened HRC40 Plastic Mould Steel NAK80 Round Bar

1. Features

1. High Hardness-wear resistance
2. Heat Treatment Free-pre-hardened steel
3. Easy Polishing-mirror polishability
4. Easy Texturing-highly designing
5. Easy Welding-repair weldability
6. Easy Machining-machinability

2. Similar Standards

Chinese	American	Germany	Japanese
GB	AISI	DIN	JIS
10Ni3MnCuAl	P21	XPM	NAK80

3. Chemical Composition

Grades	C	Si	Mn	P	S	Mo	Ni	Cu
NAK80	0.05-0.18	0.15-1.00	1.0-2.0	/	/	0.1-0.4	2.5-3.5	0.7-1.5
10Ni3MnCuAl	0.06-0.16	≤0.4	1.4-1.7	≤0.03	≤0.03	0.2-0.5	2.7-3.3	0.8-1.2

4. Heat Treatment

Quenching		Tempering
Heating Temperature/ºC	Hardness/HRC	Heating Temperature/ºC	Cooling	Hardness/HRC
840-870	50-55	200-500	Air	37-43

5. General Applications
1. Mirror polishing mold, dust cover, TV filter, cosmetic box  
2. Precision thread processing molds, office automation equipment, automotive parts
3. Electric discharge machining mold

6. Stock Size

Plate	Thickness	20-300mm
	Width	200-2000mm
	Length	3000-6000mm
round bar	Diameter	50-1000mm

7. Product pistures