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Crucible Steel 420 and 420F Chromium Steel

Category	Metal , Ferrous Metal , Stainless Steel , T 400 Series Stainless Steel
Manufacturer	Crucible Steel
Trade Name
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Crucible Steel 420 and 420F Chromium Steel.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Crucible 416 Plus is a hardenable chromium steel which is the general purpose cutlery grade. This grade is magnetic in all conditions. Information provided by Crucible Specialty Metals.

Physical Properties	Metric	English	Comments
Specific Gravity	7.75 g/cc	7.75 g/cc

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	180	180
Tensile Strength, Ultimate	655 MPa	95000 psi
Tensile Strength, Yield	345 MPa @Strain 0.200 %	50000 psi @Strain 0.200 %
Elongation at Break	25 %	25 %	in 2"
Reduction of Area	55 %	55 %
Modulus of Elasticity	200 GPa	29000 ksi	Tension
Shear Modulus	80.7 GPa	11700 ksi

Thermal Properties	Metric	English
CTE, linear	10.3 µm/m-°C @Temperature 0.000 - 100 °C	5.70 µin/in-°F @Temperature 32.0 - 212 °F
	10.8 µm/m-°C @Temperature 0.000 - 316 °C	6.00 µin/in-°F @Temperature 32.0 - 600 °F
	12.2 µm/m-°C @Temperature 0.000 - 649 °C	6.80 µin/in-°F @Temperature 32.0 - 1200 °F
Specific Heat Capacity	0.460 J/g-°C @Temperature 0.000 - 100 °C	0.110 BTU/lb-°F @Temperature 32.0 - 212 °F
Thermal Conductivity	24.90 W/m-K @Temperature 93.3 °C	172.8 BTU-in/hr-ft²-°F @Temperature 200 °F
Melting Point	1450 - 1510 °C	2650 - 2750 °F
Solidus	1450 °C	2650 °F
Liquidus	1510 °C	2750 °F

Component Elements Properties	Metric	English	Comments
Carbon, C	>= 0.15 %	>= 0.15 %
Chromium, Cr	12 - 14 %	12 - 14 %
Iron, Fe	>= 83.78 %	>= 83.78 %	As Remainder
Manganese, Mn	<= 1.0 %	<= 1.0 %
Phosphorous, P	<= 0.040 %	<= 0.040 %
Silicon, Si	<= 1.0 %	<= 1.0 %
Sulfur, S	<= 0.030 %	<= 0.030 %

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.0000548 ohm-cm @Temperature 23.0 °C	0.0000548 ohm-cm @Temperature 73.4 °F

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