JIS SK4 Water Hardening Tool Steel

Login to see your most recently viewed materials here. Or if you don't have an account with us yet, then click here to register.

(Viewing data as-entered. Click here to return)

JIS SK4 Water Hardening Tool Steel
Categories:	Metal; Ferrous Metal; Tool Steel; Water-Hardening Steel
Material Notes:	JIS tool steels SK3M, SK5M, SK6M, SK7M, SK1, SK2, SK3, SK4, SK5, SK6, and SK7 differ only in carbon specification; SKC3 includes a vanadium max spec.
Key Words:	JIS G4401(83) SK4. Comparable to SK3M, SK5M, SK6M, SK7M, SK1, SK2, SK3, SK5, SK6, SK7, SKC3, AISI W1 Tool Steel, UNS T72301
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
Printer friendly version Download as PDF Download to Excel (requires Excel and Windows) Export data to your CAD/FEA program Add to Folder:

Physical Properties	Original Value	Comments

Density	7.83 g/cc	(AISI W1)

Mechanical Properties	Original Value	Comments
Hardness, Brinell	<= 207
Modulus of Elasticity	205 GPa	(AISI W1)
Poissons Ratio	0.28	(AISI W1)
Shear Modulus	80.0 GPa	(AISI W1)

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.0000300 ohm-cm	(AISI W1)

Thermal Properties	Original Value	Comments
CTE, linear	10.4 µm/m-°C @Temperature 20.0 - 100 °C	(AISI W1)
	12.2 µm/m-°C @Temperature 0.000 - 300 °C	(AISI W1)
	13.8 µm/m-°C @Temperature 0.000 - 500 °C	(AISI W1)
Specific Heat Capacity	0.461 J/g-°C @Temperature 0.000 - 100 °C	(AISI W1)
Thermal Conductivity	48.0 W/m-K	(AISI W1)

Processing Properties	Original Value	Comments
Processing Temperature	175 - 345 °C	Tempering Temperature (AISI W1)
	760 - 845 °C	Hardening Temperature (AISI W1)
Annealing Temperature	740 - 790 °C	(AISI W1)

Component Elements Properties	Original Value	Comments
Carbon, C	0.90 - 1.0 %
Chromium, Cr	<= 0.30 %
Copper, Cu	<= 0.25 %
Iron, Fe	97.2 - 99.1 %	As Balance
Manganese, Mn	<= 0.50 %
Nickel, Ni	<= 0.25 %
Phosphorus, P	<= 0.030 %
Silicon, Si	<= 0.35 %
Sulfur, S	<= 0.030 %

References for this datasheet.

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

Users viewing this material also viewed the following:
JIS SK3 Water Hardening Tool Steel
JIS SK3M Water Hardening Tool Steel
JIS SCM435 Chromium Molybdenum Steel
JIS S55C Steel, Tempered
JIS S55C Steel, Normalized

MSTZJSK4 / 231122

	Advertise with MatWeb!
	Data sheets for over 180,000 metals, plastics, ceramics, and composites.
	HOME • SEARCH • TOOLS • SUPPLIERS • FOLDERS • ABOUT US • FAQ • LOG IN

System Message