NAK80/P21 Structural High Precision Special Alloy Steel Round Bar

• Type: Alloy Steel Bar
• Standard: AISI, ASTM, GB, JIS, DIN, BS
• Technique: Hot Rolled
• Application: Structural Steel Bar, Tool Steel Bar, Die Steel Bar
• Surface Treatment: Polished
• Alloy: Alloy
• Model NO.: P21, NAK80, 10Ni3MnCuAl, GS-808, SP400
• Special Use: Mold Steel, Free Cutting Steel
• Model Number: P21, NAK80, 10Ni3MnCuAl, GS-808,SP400
• Payments: 30% deposit T/T, balance by L/C at sight
• Hardness: Max 229
• Delivery Time: 10-50 Days
• Heat Treatment: Q/T
• MOQ: 3MT
• Sample: Free
• Stock: Available
• Diameter: 20-120mm
• Length: 3000-6000mm
• Test: Ut 100% passed
• Ut standard: Sep 1921-84 class 3 C/C to D/D
• Transport Package: Standard or Customized
• Specification: dia20-120*3000-6000mm
• Trademark: CF STEEL
• Origin: China
• HS Code: 7228309900
• Production Capacity: 1000mt/Month

Product Description

NAK80/P21 Structural High Precision Special Alloy Steel Round Bar




To make high precision mirror plastic mould, high appearance home appliance plastic mould.


Our company mainly sells plastic die steel, hot work die steel, cold work mould steel, alloy structural steel, bearing steel, tool steel, stainless steel, carbon steel, etc.

Our all products should be inspected the metallographic analysis, hardness, ultrasonic flaw detection and other strict inspection processes, which meet the standards of DIN, AISI, JIS and GB to ensure their function and quality.

Our company keeps the principle of "sincerely cooperation, endless striving for perfection".We desire to establish the long-term mutual beneficial and win-win relation with importers all over the word.

1, Detail information of NAK80 plastic mould steel

Features	A:Electro discharge machining surface texture detail, even no strips and point defects.
	B:Electro discharge machining surface hardness is not rising, applicable to precision mold processing.
	C:Have excellent processability and mirror polishing, suitable for general of thermosetting resin.
Application	Used for high precision mirror plastic mould,high appearance home electronic plastic mould.
	Widely used in the medical and cutlery industries.
	Hot hard type and Long-life plastic mould.
	Plastic mould.Large size injection mold.
Hardness:	37-43HRC

 

Specification
Steel Grade	Mould steel 1Ni3Mn2CuAlMo/NAK80
Plate size	Round size
Thickness:20-80mm	Diameter:20-800mm
Width:>=155mm	Length:2000~9000mm
Length:2000-6000mm

2, Chemical composition:

C	Si	Mn	Ni	Al
0.10~0.15	0.15~1.00	1.00~2.00	3.20	0.50~1.50

Delivery Condition:EAF+LF+VD+(ESR), forged, annealed, UT tested, peeled or machined.

3, Heat Treatment:
Forge:At 900° C-1100° C Cool slowly and anneal immediatedly
Anneal:At 880° C Cool slowly in furnace
Stress Relieve:At to 600° C - 650° C Cool in still air
Harden:Preheat at 600° C - 850° C raise to 1020° C -1100° C Cool in air, iol or into salt bath held at 200° C - 300° C and then air cool

4, Corner of the factory