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Stainless Steel 347 Material Property Data Sheet

Do you need custom fasteners created with Stainless Steel 347? Since our inception, Vegas Fastener Manufacturing has met every challenge of providing Quality, Timely, Cost-effective solutions for specialty fastener applications. Every product is built to your specifications, using your prints if necessary.

Below are the technical specifications of the Stainless Steel 347 Bar Stock we have available to meet your needs.

 

AISI Type 347 Stainless Steel, annealed, bar


Subcategory: Heat Resisting; Metal; Stainless Steel; T 300 Series Stainless Steel

Close Analogs: AISI Type 348

Key Words: AFNOR Z 6 CNNb 18.10, UNI X 8 CrNiNb 18 11, JIS SUS 347, SS14 2338 (Sweden), UNS S34700, AMS 5512, AMS 5556, AMS 5558, AMS 5571, AMS 5575, AMS 5646, AMS 5654, AMS 5674, AMS 5680, AMS 5681, ASME SA182, ASME SA193, ASME SA194, austenitic, ASME SA213, ASME SA240, ASME SA249, ASME SA312, ASME SA320 (B8C), ASME SA358, ASME SA376, ASME SA403, ASME SA409, ASME SA430, ASME SA473, ASME SA479, ASME SA493, ASME SA511, ASME SA554, ASME SA580, ASME SA633, FED QQ-S-763, FED QQ-S-766, B.S. 347 S 17, B.S. En. 58 F, B.S. En. 58 G, B.S. ANC 3 Grade B, FED QQ-W-423, MIL SPEC MIL-S-862, MIL SPEC MIL-S-23196, SAE J405 (30347), DIN 1.4550, ISO 683/13 16

Component   Wt. %
CMax 0.08 
Cr17 
Fe68 
Component   Wt. %
MnMax 2 
Nb + Ta0.8 
Ni11 
Max 0.045
Component   Wt. %
P 
SMax 0.03 
SiMax 1 

Material Notes:
Niobium plus Tantalum is ten times the minimum carbon content

Physical PropertiesMetricEnglishComments
Density8 g/cc0.289 lb/in 

Mechanical Properties
Hardness, Brinell160160 
Hardness, Knoop180180 Converted from Brinell hardness.
Hardness, Rockwell B8383 Converted from Brinell hardness.
Hardness, Vickers167167 Converted from Brinell hardness.
Tensile Strength, Ultimate620 MPa89900 psi 
Tensile Strength, Yield240 MPa34800 psi at 0.2% offset
Elongation at Break50 %50 % in 50 mm
Modulus of Elasticity195 GPa28300 ksi 
Poisson's Ratio0.270.27 
Charpy Impact160 J118 ft-lb 
Izod Impact120 - 160 J88.5 - 118 ft-lb 
Shear Modulus77 GPa11200 ksi 

Electrical Properties
Electrical Resistivity7.3e-005 ohm-cm7.3e-005 ohm-cm at 20C
Magnetic Permeability1.0081.008 at RT

Thermal Properties
CTE, linear 20C17.3 m/m-C9.61 in/in-F from 0-100C (32-212F)
CTE, linear 250C17.8 m/m-C9.89 in/in-F at 0-260C (32-500F)
CTE, linear 500C18.4 m/m-C10.2 in/in-F at 0-540C, 18.7 m/m-C at 0-650C
Heat Capacity0.5 J/g-C0.12 BTU/lb-F from 0-100C (32-212F)
Thermal Conductivity16.3 W/m-K113 BTU-in/hr-ft-F at 100C (212F), 21.5 W/m-K at 500C (930F)
Melting Point1400 - 1425 C2550 - 2600 F 
Solidus1400 C2550 F 
Liquidus1425 C2600 F 
Maximum Service Temperature, Air870 C1600 F Intermittent Service
Maximum Service Temperature, Air925 C1700 F Continuous Service

References are available for this material.

 


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