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Weldability Plastic Mould Steel (Nak80, 1Ni3Mn2CuAiMo, P21)
Sep 18, 2017

Basic Info

  • Model NO.: NAK80, 1Ni3Mn2CuAIMo, P21

  • Standard: AISI, ASTM, GB, JIS, DIN, BS

  • Application: Tool Steel Bar, Die Steel Bar

  • Alloy: Alloy

  • Production Process: Eaf+Lf+Vd+ESR

  • Ut: Sep 1921-84 Class C/C D/D E/E

  • Shape: Plate/Flat Bar/Round Bar/Sheet

  • Payment: 30% Deposit, Blance by L/C at Sight or T/T

  • Delivery Quantity: Include MOQ

  • Transport Package: Export Standard Packing or Customers′demand

  • Origin: China

  • Type: Plastic Mould Steel

  • Technique: Hot Rolled

  • Surface Treatment: Black, Grinded, Machined

  • Special Use: Mold Steel

  • Certification: ISO BV SGS Mtc

  • Model Number: Nak80 Plastic Mould Steel Round Bars

  • Dimensions: 20-300mm

  • Surface: Black or Machined

  • Trademark: KAIXIN

  • Specification: DIN JIS AISI ASTM GB BS

  • HS Code: 7225

Product Description

Nak80 Steel Plastic Mould Steel For Round Bar Steel
To make high precision mirror plastic mould, 

high appearance home appliance plastic mould.

1, Features:
1, prehardened steels,Without any heat treatment(state as delivered,

age hardening:HRC37~42oC
2, The most suitable for mirror polishing machining of hardened steel,

Have good electro discharge machining features;
3, Frist-rate after processing the surface,Can replace engraved processing;
4, In the discharge machining (edm)Surface hardness does not increase, 

can simplify subsequent processing operations;

5,Good weldability, Chip table do not hardening,

Can make the subsequent process is simple;
6, Good toughness and excellent mechanical properties, 

reduce worry rupture, etc;

2, Application:
Commonly used in mirror polishing mold, dust proof, 

filter plate of the television, cosmetics boxes, 

precision wrinkles processing mould, office automation equipment, 

auto parts electro discharge machining mould;
1, Thin plate thickness is not more than 2 mm, efficient and blanking die, 

punching die and stamping die;
2, Thread rolling moulding and wear-resisting slider;
3, Deep drawing forming die, cold extrusion dies;

3, Grade: NAK80, P21, 1Ni3Mn2CuAIMo 

4, Hardness: 37-43HRC

5, Specification:



Round bar Diameter(mm)Length(mm)
Max 600Max 9000
Plate Thickness(mm)Width(mm)Length(mm)
Max 800Max 2200Max 5800
The above is our regular size, We also can provide customized sizes!    

6, Chemical composition:


7, Corner of the factory

Hubei Kaixin Supply Chain Management Co., Ltd.

TEL +8618272169977 ; 0714-6510168



AddNo.37 Huahu Ave Huahu Street.Huangshi City Hubei