hot work die steel 4Cr5MoSiV mold steel flat bar H11, 4Cr5MoSiV manufacturer from China Hubei Rising Technology CO.,LTD

Payment Terms:	T/T,L/C,WU
Place of Origin:	Hubei, China (Mainland)

Product Detail

Model No.: H11, 4Cr5MoSiV

Production Capacity: 5000 Tons/Month

Delivery Date: within 50 working days

Means of Transport: Ocean,Land

Packing: seaworthy packing, steel wi...

Tolerance: 0/+2mm
UT grade: SEP1921,Group3, class D/d

Size Available:

Plate bar: Thickness 40-350mm

Width 100m-1000mm

Length 2m—6m

Round bar: Dia. 80---600mm

Listing Description:

1. EAF-LF-VD-ESR Forged

2. ISO 9001 certificated

3. Factory direct sales steady supply

4. Higher resistance to heat checking

Detailed Description

Principal Design Features:

1. hot work die steel
2 high thermal strength and hardness
3.good toughness and thermal fatigue resistance

Applications:

The steel is widely used for manufacture of casting dies, extrusion dies and forging dies.

Technique: EF/ ESR (melting) + forging+ hot rolled +annealed

steel grade:	H11, 4Cr5MoSiV
specification:	flats 40-350x100-1000mm
Delivery condition:	EAF+LF+VD+(ESR),forged, annealed, UT tested, peeled or machined
Chemical composition:	C:0.33-0.43 Mn:0.2-0.5 Si:0.8-1.2 Cr:4.75-5.50 Mo:1.10-1.60 V:0.30-0.6
Tolerance:	0/+2mm
UT grade:	SEP1921,Group3, class D/d
Payment item:	T/T,L/C
Delivery time:	30 days or up to the quantity

Chemical Composition(for reference only):

Equivalent Grades:

GB	AISI
4Cr5MoSiV	H11

4Cr5MoSiV/H11 Critical temperature:

Critical point	Ac1	Ac3	Ar1	Ar3	Ms	MF
Temperature(Approximation)/°c	853	912	720	773	310	103

Forging process:

Item	Heating temperature/°C	start forging temperature/°C	final forging temperature/°C	cooling
Steel ingot	1140-1180	1100-1150	≥900	Slow cooling (pitorfurnace cooling)
Steel billet	1120-1150	1070-1100	850-900	Slow cooling (pitorfurnace cooling)