aisi 8620 steel

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AISI 8620 Steel, normalized (heated to 915°C air cooled), 13 mm (0.5 in.) round Subcategory: AISI 8000 Series Steel; Ferrous Metal; Low Alloy Steel; Low Carbon Steel; Metal Close Analogs: AISI 8620H Key Words: AFNOR 22 NCD 2, UNI 20 NiCrMo 2, JIS SNCM 21 H, JIS SNCM 21, B.S. 805 H 20 (UK), B.S. 805 M 20 (UK), MIL SPEC MIL-S-16794, SAE J404, SAE J770, DIN 1.6523, AFNOR 20 NCD 2 (France), UNS G86200, AMS 6274, AMS 6276, AMS 6277, ASTM A322, ASTM A331, ASTM A505, ASTM A541 Material Notes: Normalized: heated to 915°C (1675°F), air cooled. 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 consistant 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 disclaimer and terms of use regarding this information. MatWeb data and tools provided by MatWeb.com , a product of Automation Creations, Inc. Component Wt. % C 0.18 - 0.23 Cr 0.4 - 0.6 Fe 96.9 - 98.02 Component Wt. % Mn 0.7 - 0.9 Mo 0.15 - 0.25 Ni 0.4 - 0.7 Component Wt. % P Max 0.035 S Max 0.04 Si 0.15 - 0.35 Physical Properties Metric English Comments Density 7.85 g/cc 0.284 lb/in³ Mechanical Properties Hardness, Brinell 197 197 Hardness, Knoop 219 219 Converted from Brinell hardness. Hardness, Rockwell B 92 92 Converted from Brinell hardness. Hardness, Rockwell C 13 13 Converted from Brinell hardness. Value below normal HRC range, for comparison only. Hardness, Vickers 207 207 Converted from Brinell hardness. Tensile Strength, Ultimate 660 MPa 95700 psi Tensile Strength, Yield 370 MPa 53700 psi Elongation at Break 26.3 % 26.3 % in 50 mm. Reduction of Area 62.5 % 62.5 % Modulus of Elasticity 205 GPa 29700 ksi Typical for steel Bulk Modulus 140 GPa 20300 ksi Typical for steel Poisson's Ratio 0.29 0.29 Calculated Machinability 65 % 65 % hot rolled and cold drawn. Based on 100% machinability for AISI 1212 steel. Shear Modulus 80 GPa 11600 ksi Typical for steel. Electrical Properties Electrical Resistivity 2.34e - 005 ohm - cm 2.34e-005 ohm-cm Typical steel Thermal Properties Specific Heat Capacity 0.475 J/g - ° C 0.114 BTU/lb-°F Typical steel Thermal Conductivity 46.6 W/m - K 323 BTU-in/hr-ft²-°F Typical steel Page 1 of 2 ASM Material Data Sheet 17.Jan.11 http://asm.matweb.com/search/SpecificMaterial.asp?bassnum=M862BC

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Page 1: AISI 8620 Steel

AISI 8620 Steel, normalized (heated to 915°C air cooled), 13 mm (0.5 in.) round

Subcategory: AISI 8000 Series Steel; Ferrous Metal; Low Alloy Steel; Low Carbon Steel; Metal

Close Analogs: AISI 8620H

Key Words: AFNOR 22 NCD 2, UNI 20 NiCrMo 2, JIS SNCM 21 H, JIS SNCM 21, B.S. 805 H 20 (UK), B.S. 805 M 20 (UK), MIL SPEC MIL-S-16794, SAE J404, SAE J770, DIN 1.6523, AFNOR 20 NCD 2 (France), UNS G86200, AMS 6274, AMS 6276, AMS 6277, ASTM A322, ASTM A331, ASTM A505, ASTM A541

Material Notes: Normalized: heated to 915°C (1675°F), air cooled.

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 consistant 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 disclaimer and terms of use regarding this information. MatWeb data and tools provided by MatWeb.com, a product of Automation Creations, Inc.

Component Wt. %

C 0.18 - 0.23

Cr 0.4 - 0.6

Fe 96.9 - 98.02

Component Wt. %

Mn 0.7 - 0.9

Mo 0.15 - 0.25

Ni 0.4 - 0.7

Component Wt. %

P Max 0.035

S Max 0.04

Si 0.15 - 0.35

Physical Properties Metric English Comments

Density 7.85 g/cc 0.284 lb/in³

Mechanical Properties

Hardness, Brinell 197 197

Hardness, Knoop 219 219 Converted from Brinell hardness.

Hardness, Rockwell B 92 92 Converted from Brinell hardness.

Hardness, Rockwell C 13 13 Converted from Brinell hardness. Value below normal HRC range, for comparison only.

Hardness, Vickers 207 207 Converted from Brinell hardness.

Tensile Strength, Ultimate 660 MPa 95700 psi

Tensile Strength, Yield 370 MPa 53700 psi

Elongation at Break 26.3 % 26.3 % in 50 mm.

Reduction of Area 62.5 % 62.5 %

Modulus of Elasticity 205 GPa 29700 ksi Typical for steel

Bulk Modulus 140 GPa 20300 ksi Typical for steel

Poisson's Ratio 0.29 0.29 Calculated

Machinability 65 % 65 % hot rolled and cold drawn. Based on 100% machinability for AISI 1212 steel.

Shear Modulus 80 GPa 11600 ksi Typical for steel.

Electrical Properties

Electrical Resistivity 2.34e-005 ohm-cm 2.34e-005 ohm-cm Typical steel

Thermal Properties

Specific Heat Capacity 0.475 J/g-°C 0.114 BTU/lb-°F Typical steel

Thermal Conductivity 46.6 W/m-K 323 BTU-in/hr-ft²-°F Typical steel

Page 1 of 2ASM Material Data Sheet

17.Jan.11http://asm.matweb.com/search/SpecificMaterial.asp?bassnum=M862BC

Page 2: AISI 8620 Steel

Page 2 of 2ASM Material Data Sheet

17.Jan.11http://asm.matweb.com/search/SpecificMaterial.asp?bassnum=M862BC