Schmolz + Bickenbach Thermodur® 2343 EFS Extra Fine Structure (H-11)- Hot Work Die Steel

Category	Metal , Ferrous Metal , Tool Steel , Hot Work Steel
Manufacturer	Schmolz + Bickenbach (Swiss Steel International)
Trade Name	Thermodur®
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Schmolz + Bickenbach Thermodur® 2343 EFS Extra Fine Structure (H-11)- Hot Work Die Steel.pdf
Price	EMAIL US sales@lookpolymers.com
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Material Notes:

Description: Thermodur® 2343 is a single melt Extra Fine Structure (EFS) hot work die steel and Supplied in the annealed conditionCharacteristics: Good toughness; Moderate high-temperature strength; and Moderate heat-check resistanceApplications: Hot extrusion tooling, Die inserts, Forging Die and Shot sleeve.Stress Relieving (Heat Treatment): 1200°F for 2 hours; Cooling: Cool slowly to 930°F in air; Hardness:

Physical Properties	Metric	English	Comments
Density	7.75 g/cc	0.280 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell C	31 @Treatment Temp. 700.0 °C, Time 7200 sec	31 @Treatment Temp. 1292 °F, Time 2.00 hour
	38 @Treatment Temp. 650.0 °C, Time 7200 sec	38 @Treatment Temp. 1202 °F, Time 2.00 hour
	48 @Treatment Temp. 600.0 °C, Time 7200 sec	48 @Treatment Temp. 1112 °F, Time 2.00 hour
	52 @Treatment Temp. 400 °C, Time 7200 sec	52 @Treatment Temp. 752 °F, Time 2.00 hour
	52 @Treatment Temp. 550.0 °C, Time 7200 sec	52 @Treatment Temp. 1022 °F, Time 2.00 hour
	54 @Treatment Temp. 500 °C, Time 7200 sec	54 @Treatment Temp. 932 °F, Time 2.00 hour
Tensile Strength	1200 MPa	174000 psi	31 HRC
	1570 MPa	227000 psi	48 HRC
	1790 MPa	259000 psi	52 HRC
Modulus of Elasticity	207 GPa	30000 ksi
Charpy Impact	13.6 - 16.3 J	10.0 - 12.0 ft-lb	Notched; 44 HRC

Thermal Properties	Metric	English
CTE, linear	11.9 µm/m-°C @Temperature 21.1 - 93.3 °C	6.60 µin/in-°F @Temperature 70.0 - 200 °F
	12.4 µm/m-°C @Temperature 21.1 - 204 °C	6.90 µin/in-°F @Temperature 70.0 - 400 °F
	12.8 µm/m-°C @Temperature 21.1 - 399 °C	7.10 µin/in-°F @Temperature 70.0 - 750 °F
Thermal Conductivity	26.7 W/m-K @Temperature 21.1 °C	185 BTU-in/hr-ft²-°F @Temperature 70.0 °F
	27.2 W/m-K @Temperature 343 °C	189 BTU-in/hr-ft²-°F @Temperature 650 °F
	30.3 W/m-K @Temperature 704 °C	210 BTU-in/hr-ft²-°F @Temperature 1300 °F

Component Elements Properties	Metric	English
Carbon, C	0.38 %	0.38 %
Chromium, Cr	5.3 %	5.3 %
Iron, Fe	91.62 %	91.62 %
Molybdenum, Mo	1.3 %	1.3 %
Silicon, Si	1.0 %	1.0 %
Vanadium, V	0.40 %	0.40 %

Processing Properties	Metric	English	Comments
Annealing Temperature	750.0 - 799 °C	1382 - 1470 °F	Soft; Cooling: Furnace 20°F/hour to 1200°F/ Then air cool; < 230 HB

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