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Stainless Steel Round Bar Alloy 303Se | UNS# S30323

Stainless Steel Alloy 303Se is non-magnetic and austenitic alloy modified version of Stainless Steel grade 303 where sulfur is substituted for selenium to enable better machinability. 303Se demonstrates good corrosion resistance and good strength properties.

Stainless Steel Alloy 303Se: forms, specifications and uses

Stainless Steel Alloy 303Se is supplied to specifications including AMS 5640, AMS 5641 and ASTM A582.

Typical uses of Stainless Steel Alloy 303Se include valves and shafts, pipe fittings and medical instrumentation.

For Stainless Steel Alloy 303Se, request a quote online or contact your nearest Titanium Industries location. Alloy data on this page is for reference only, not for design.

Stainless Steel Alloy 303Se is non-magnetic and austenitic alloy modified version of Stainless Steel grade 303 where sulfur is substituted for selenium to enable better machinability. 303Se demonstrates good corrosion resistance and good strength properties. This alloy is often used where cold forming is required after machining.

Stainless Steel Alloy 303Se Specifications:

Stainless Steel Alloy 303 products offered at all Titanium Industries' locations:

Stainless Steel  Round Bar Alloy 303Se Applications:

  • Valves and Shafts
  • Pipe Fittings
  • Medical Instrumentation

DISCLAIMER: Alloy data sheets are for reference only, not for design purposes.

Stainless Steel Alloy 303Se | UNS# S30323 — Table 1
Chemical Composition
Cr 18% Ni 9% Mn 2% Si 1.0% C 0.15%
S 0.06% P 0.2% Se >=0.15% Fe balance
Stainless Steel Alloy 303Se | UNS# S30323 — Table 2
PHYSICAL PROPERTIES
Density Electrical conductivity (% IACS) Thermal conductivity (BTU-in/hr-ft²-°F) Specific heat capacity Thermal expansion (1/°F) Melting Point (°F)
0.289 2.4 112 0.12 0.00000956 2550
Stainless Steel Alloy 303Se | UNS# S30323 — Table 3
Mechanical Properties
Property Minimum Maximum
Yield Strength Range (Rp0.2 Offset) (ksi) 34.8 60.2
Tensile Strength Range (Rm) (ksi) 87 100
Elongation (AL=5 x Ø) 12.0% 50.0%
Brinell Hardness (H) 160 235
Modulus of Elasticity (ksi) (E): 28000
Machineability General Index: 78%

Discover the exceptional properties of Stainless Steel Alloy 303Se, a non-magnetic and austenitic alloy expertly crafted as a modified version of Stainless Steel grade 303. With sulfur substituted for selenium, this alloy boasts superior machinability, making it a top choice for various applications.

At Titanium Industries, we take pride in offering Stainless Steel Alloy 303Se that demonstrates not only good corrosion resistance but also remarkable strength properties. This alloy is particularly favored in situations where cold forming is required after machining, making it a versatile solution for diverse projects.

Meeting the highest standards, our Stainless Steel Alloy 303Se adheres to specifications such as AMS 5640, AMS 5641, and ASTM A582, assuring you of its premium quality and performance.

Visit any of our Titanium Industries locations to explore the comprehensive range of Stainless Steel Alloy 303 products we provide, including our top-of-the-line Stainless Steel Round Bar. Experience the excellence of Stainless Steel Alloy 303Se and elevate your projects to new levels of success.

#StainlessSteelRoundBar #StainlessSteelAlloy303Se #Machinability #CorrosionResistance #PremiumQuality

Contact our team now to inquire and place your order. Experience the Titanium Industries advantage with top-grade Stainless Steel Alloy 303Se. Let us be your reliable partner in material supply for your next endeavor. Visit our website at www.titanium.com to learn more about our extensive product offerings.

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Stainless Steel Alloy 303Se: questions and answers

What is Stainless Steel Alloy 303Se?

Stainless Steel Alloy 303Se is non-magnetic and austenitic alloy modified version of Stainless Steel grade 303 where sulfur is substituted for selenium to enable better machinability. 303Se demonstrates good corrosion resistance and good strength properties.

Which specifications does Stainless Steel Alloy 303Se meet?

AMS 5640, AMS 5641 and ASTM A582.

What is Stainless Steel Alloy 303Se used for?

Valves and shafts, pipe fittings and medical instrumentation.

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