Mirror Polishing DIN 1.2083 / AISI 420 / S136 / GB 4Cr13 Plastic Mould 1.2738 Steel Blocks

Delivery Time:7~15 days
Certification:ISO9001:2008;SGS TEST;Mill certificate test

Mirror Polishing DIN 1.2083 / AISI 420 / S136 / GB  4Cr13 Plastic Mould 1.2738 Steel Blocks

Description:

1.DIN 1.2083/AISI 420/S136/GB3 4Cr13 mould steel

2.Hot rolled  or  forged condition,annealing or Pre-harden  , black or machined surface

3.Hardness:  ≤229HBS or 32~36HRC

4. Hot rolled technology:EAF+LF+VD

  Forged technology: EAF+LF+VD+ESR+Forging +Q T + Machined surface 

5.hot treatment quench:1020-1050°C,oil cooling or quenching liquid colling,hardnessHRC≥45

             backfire:temperture(°C):  100  200  300  400  500  600

             hardness(HRC):    49   47    46    46     47    32

6.Production leadtime: 7~10 days

7.Ultrasonic test standards: Sep1921-84,Gr.3, Class  D/D

   C=0.36~0.45,Si≤0.6,Mn≤0.8,Cr=12~14,Ni ≤0.8,S≤0.030, P≤0.035

8. Chemical composition:

C	Si	Mn	P≤	S≤	Cr	Ni
0.36-0.45	≤1.00	≤0.8	0.030	0.035	1.20-1.4	≤0.8

9.Compared grades(based on usage):

GB	ASTM	DIN	ASSAB
4Cr13	420	1.2083	S136

Applications: 

Used for making the corrosion resistance and wear resistance of high quaity plastic mould, transport plastic

 mould, like PVC and CD mould.

Specifications:

Hot rolled condition	Steel plate(mm)	Mill name
Thickness	Width	Length
14~120	225~1200	1800~3500	ChangGang ,Fushui ,TianGong Steel
130~195	225~1200	1600~3500	BaoGang steel
Forged condition	150~600	305~1200	2500~4000	Local mill with 6000tons fluid forged machine

Competitive Advantage:

Pure & Precision mirror polishing Highly quality of corrosion resistance Convenient heat treatment for quenched&tempered steel, with out deformed Easy for welding Competitive price Fast production leadtime  All the material are inspected with 3 times to meet the highly standards material supplied Stable quality to be guarantee