Steel Hot Rolled Round Bar

Steel Hot Rolled Round Bar 1.Dia. 50mm-130mm rolled 2. Alloy Or Not: Is Alloy 3.payment terms:T/T,L/C,OA

Steel Hot Rolled Round Bar1.Dia. 50mm-130mm rolled 2. Alloy Or Not:  Is Alloy  3.payment terms:T/T,L/C,OA

3Cr2W8V hot rolled round steel

1.Alloy tool steel

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

3.Stock in warehouse, quick delivery Lower price,

4.better quality,Preshipment quality insepction

5.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

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

 

Packing situation: standard seaworthy packing or as customer required

 

Delivery time:30 days after order confirmed

 

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

 

Application: Extrusion dies and die-casting for aluminum, Mandgnesium allay mostly, for copper alloy could use.

 

Steel Hot Rolled Round Bar