die steel 1.2379 / tool die steel D2 D3 H13 H21 P20 H11

Product Overview

Description

1.3Cr2W8V plastic mould steel

 

2.Alloy tool steel

3.high strength and hardness, good resistance to thermal fatigue resistance, and good hardenability

 

4.Stock in warehouse, quick delivery Lower price,

5.better quality,Preshipment quality insepction

6.International quality

 

Quick Details

Standard: AISI, ASTM, DIN, GB, JIS	Dimensions: 10~400mm	Grade: AISI:H21/ASTM:H21/JIS:SKD5/DIN:1.2567/GB 3Cr2W8V
Application: mould steel, etc.	Shape: Round Bar	Alloy Or Not: Is Alloy
Delivery Condition: Black Surface/peeled/turned/polished	Brand: RUISHENG	Special Use: Mold Steel

 

Packaging

Packaging Detail:Bulk packing or by customer require.

 

Chemical composition (for reference only):

C	Si	Mn	Cr	W	v	P	S
0.30~0.40	0.40 MAX	0.40 MAX	2.20~2.70	7.50-9.00	0.20-0.50	≤0.030	≤0.030

 

Physical properties

  3Cr2W8V critical temperature

Critical point	Ac1	Acm	Ar1
temperature(approximation)/°C	820~830	1100	790

 

3Cr2W8V  Hot Working Technology

Item	Heating temperature/°C	start forging temperature/°C	final forging temperature/°C	type of cooling
Steel ingot   Steel billet	1150~1200   1130~1160	1100~1150   1080~1120	900~850   900~850	First air-cooled, after the pit of cold or  sand cold

 

3Cr2W8V  steel expansion coefficient

Temperature / ° C	100	200	300	400	500	600	700	800
(steel expansion coefficient) / ° C-1	14.3×10-6	14.7×10-6	15.7×10-6	16.3×10-6	16.1×10-6	15.2×10-6	15.0×10-6	28.0×10-6

 

 

6. Inspection: 100% Ultrasonic according to the test standards: SEP1921-84, GR.3 CLASS C/C

 

7. Packing situation: standard seaworthy packing or as customer required

 

8. Delivery time:30 days after order confirmed

 

9. Payment: 30%T/T deposit or L/C at sight.

 

10. Application: Extrusion dies and die-casting for aluminum, Mandgnesium allay mostly, for copper alloy could use, Mechanical press forging of steel, could use also