Stainless Hex Bar 347 provides high strength, high temperature capability, and corrosion resistance in strongly oxidizing environments. 347 is an austenitic stainless and also can operate at high temperatures without losing strength. It is typically used in aerospace for aircraft exhausts, collector rings, expansion joints, and in high temperature chemical processing.

MTR MTR Available
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Product Information

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Please note:

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Please note that this data is to be used ONLY FOR REFERENCE, NOT FOR DESIGN, and by using it,you agree that any decisions you make regarding materials for your project are at your own discretion.
Max Length
144
Across Flats
0.6875
Alloy
347
Production Method
Cold Drawn
Metal Type
Stainless Steel
Shape
Bar-Hex
Yes
RoHS
Yes
REACH
Yes
Custom Cut Warehouse
1
Weight/Lineal Foot
1.43 pounds
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Mechanical Properties

Ultimate Tensile Strength KSI
93
Density g/cm^3
8
Yield Tensile Strength KSI
39
Brinell Hardness 500 kg load
167
Rockwell Hardness B Scale
85
Shear Strength KSI
65
Electrical Conductivity % IACS
2
Melting Point °F
2550 - 2600
Machinability %
36
Elongation % in 2 in.
45
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Chemistry Information : 347 Stainless Steel

Element
Percentage
Element
Percentage
Element
Percentage
Mn
2  max
C
0.08  max
P
0.045  max
S
0.03  max
Si
0.75  max
Cr
17 - 19
Ni
9 - 13
Nb + Ta
1  max

This hex bar is made from 347 stainless steel, known for high strength, excellent corrosion resistance, and high temperature capability. It is cold drawn for improved strength and machinability, with an ultimate tensile strength of 93 ksi and good elongation of 45%.

Yes, custom cut lengths are available from the warehouse, with maximum lengths up to 144 inches. Multiple length options are offered, ranging from 12 to 96 inches, all in stock and ready to ship.

Absolutely. Alloy 347 stainless steel maintains strength at elevated temperatures and is commonly used in aerospace for aircraft exhausts, collector rings, and expansion joints, as well as in high temperature chemical processing.

Yes, this product is RoHS and REACH compliant, ensuring it meets environmental and safety standards. Additionally, a Material Test Report (MTR) is available upon request for quality assurance.

The shipping weight varies by length, starting at approximately 1.43 lbs for a 12-inch piece. All offered lengths are currently in stock and available for immediate shipment.

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