Specifications

DC53 steel plate
1. UT test grade: SEP 1921-84 Class C/c
2. Payment terms:TT/LC at sight

DC53 steel plate      

 

1.Size:

 

Round	Diameter	Length
	20mm-300mm	2000mm-6000mm
Steel plate	Thickness	Width	Length
	20-230mm	85-810mm	2000mm-5800mm

 

2. Characteristic:

 

1. High hardenability, high hardness

 

2. High abrasion resistance

 

3. High toughness, not easy to crack  

 

Comparable Standards:                                                                                                       

AISI/SAE	DIN	W.Nr.	AFNOR	JIS	BS	SIAU	GB,YB
-	-	-	-	DC53	-	-	Cr8Mo1VSi

 

 Chemical Analysis (%):                                                                                                         

C	Mn	Si	Cr	V	Mo	P	S
0.90-1.10	≤0.40	0.80-1.20	7.50-8.50	0.20-0.50	1.80-2.20	≤0.03	≤0.03

   

Heat treatment                                                                                                                        

Annealing	880--800°C, air cooling,  650—700°C slow cooling, hardness (255-207 HBS )
Hot treatment  quench	800--830°C, oil cooling, hardness ( ≥62 HRC )
Backfire (°C)	140-160°C,    170-200°C,    230-280°C
Hardness (HRC)	62-65              60-62            55-60

 

 

 

3.Application:

 

(1) Precision stamping mould
     The precision punching of wire cutting processing,  stamping mould for various uses.

(2) Plastic deformation tools of difficult-to-machine materials
     Cold forging,deep draw and dental twist mould

(3) Others
     High-speed punching punch,stainless steel punch.