Stainless steel has emerged as a popular metal for construction and manufacturing due to its remarkable properties. Among the various stainless steel grades available, the SS 431 round bar stands out for its exceptional toughness, corrosion resistance, and machinability. SS 431 is widely used in several industrial sectors, including automotive, aerospace, food processing, and petrochemicals.
431 SS round bar is a ferritic stainless steel grade composed of chromium, nickel, and molybdenum. The primary features of SS 431 include high tensile strength, excellent corrosion resistance, and high-temperature resistance. The chromium content in SS 431 makes it highly resistant to corrosion from chemicals, such as acetic acid, nitric acid, and sulfuric acid, which are commonly used in industrial applications.
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SS 431 round bar is highly advantageous regarding strength, toughness, and machinability. It is often used in applications that require high strength and machinability, such as bearings, gears, and valves. The 431 stainless steel round bar has good impact resistance and can withstand significant mechanical loads. We also provides 409 stainless steel bar with various applications, including the automotive industry and household appliances.
We also manufacture this Stainless steel 431 Round Bar in customized forms, and their thicknesses are also offered as per the demands of applications. The modulus of elasticity, electrical resistivity, density and element is the physical properties offered by our Stainless steel 431 Round Bar.
Stainless steel 431 is then hardened and tempered, but it will be extremely difficult at the time of supplied condition due to the high yield strength. Hence these Stainless steel 431Round Bars are used in all circumstances in such as hardened and tempered ones.
SS 431 is also highly resistant to heat and can be used in high-temperature applications without degrading its mechanical properties. The 431 stainless steel bar and the 430 SS round bar are highly corrosion-resistant. However, the 431 stainless steel bar has superior corrosion resistance due to its higher nickel, chromium, and molybdenum content. This stainless steel bar type can resist corrosion in harsh environments, such as marine and chemical applications.
Due to its exceptional characteristics, the SS 420 Round Bar is widely used in various industries. One of the most common applications of the 431 stainless round bar is in developing pump shafts, where its high strength and resistance to corrosion make it ideal for handling fluids under high pressure and temperature.
It is also used to manufacture machined parts and components, such as screws, bolts, and nuts, which require high tensile strength, excellent corrosion resistance, and good machinability. 431 stainless steel bar also produces high-performance bearings, hydraulic cylinders, and marine hardware.
Its unique combination of high tensile strength, excellent corrosion resistance, and good machinability makes it ideal for use in demanding environments. If you are working on a project requiring high-performance stainless steel components and a 431 stainless steel round bar supplier, the SS 431 round bar might be the perfect choice. With its excellent characteristics and benefits, the SS 410 Round Bar is a reliable and cost-effective material for any industry.
What is SS 431 Round Bar?
SS 431 Round Bar is a stainless steel product in the 400 series. It is a martensitic stainless steel grade known for its high corrosion resistance and superior strength properties.
Is SS 431 Round Bar suitable for use in high-temperature environments?
SS 431 Round Bar offers moderate resistance to scaling & retains its mechanical properties at elevated temperatures. It is commonly used in applications where temperatures reach 600°C (1112°F), making it suitable for certain high-temperature environments.
What are the available sizes and forms of Stainless Steel 431 Round Bars?
Various sizes & forms are available for Stainless Steel 431 Round Bars. The diameter sizes typically range from 6 mm to 300 mm (0.24 to 11.81 inches). You can obtain them in various lengths including standard lengths of 3 meters (10 feet) or customize the lengths.
Specification : ASTM A276, A479 / ASME SA276, SA479
Standard : EN, DIN, JIS, ASTM, BS, ASME, AISI
Round Bars : Outside Diameter in the range of 4mm to 500mm
Bright Bars : Outside Diameter in the range of 4mm to 100mm
Hex Bars : 18mm – 57mm (11/16″ to 2-3/4″)
Square Bars : 18mm – 47mm (11/16″ to 1-3/4″)
Finish : Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Length : 1 to 6 Meters, Custom Cut Lengths
Form : Round, Square, Hex (A/F), Rectangle Etc.
| STANDARD | WERKSTOFF NR. | UNS | GOST | EN | AFNOR | JIS | BS |
| SS 431 | 1.4057 | S43100 | – | 57 | – | SUS 431 |
431S29 |
| CD | Cold drawn | P | Polished |
| BD | Bright drawn | SRE | Slit rolled edge |
| CG | Centreless ground | HF | Hot finished |
| CF | Cold finished | HRAP | Hot rolled annealed and pickled |
| P&T | Peeled and turned | RT | Rough turned/peeled |
| ST | Smooth turned | PR | Peeled and reeled |
| US Bar | Metric | Japanese | Canadian/ASTM | ||||
|---|---|---|---|---|---|---|---|
| Diameter(Inch) | Stainless Steel 431 Bar Size | Diameter (millimeter) | Stainless Steel 431 Bar Size | Diameter (millimeter) | Stainless Steel 431 Bar Size | Diameter (millimeter2) | Stainless Steel 431 Bar Size |
| 0.250 | #2 | 5 | 5 | 6 | 6 | 100 | 10M |
| 0.375 | #3 | 5.5 | 5.5 | 10 | 10 | 200 | 15M |
| 0.500 | #4 | 6 | 6 | 13 | 13 | 300 | 20M |
| 0.625 | #5 | 7 | 7 | 16 | 16 | 500 | 25M |
| 0.750 | #6 | 8 | 8 | 19 | 19 | 700 | 30M |
| 0.875 | #7 | 9 | 9 | 22 | 22 | 1000 | 35M |
| 1.000 | #8 | 10 | 10 | 25 | 25 | 1500 | 45M |
| 1.125 | #9 | 11 | 11 | 29 | 29 | 2500 | 55M |
| 1.250 | #10 | 12 | 12 | 32 | 32 | ||
| 1.375 | #11 | 14 | 14 | 35 | 35 | ||
| 1.500 | #12 | 16 | 16 | 38 | 38 | ||
| 1.625 | #13 | 18 | 18 | 41 | 41 | ||
| 1.750 | #14 | 20 | 20 | 44 | 44 | ||
| 1.875 | #15 | 22 | 22 | 48 | 48 | ||
| 2.000 | #16 | 25 | 25 | 51 | 51 | ||
| 2.250 | #18 | 28 | 28 | 57 | 57 | ||
| 32 | 32 | ||||||
| 36 | 36 | ||||||
| 40 | 40 | ||||||
| 44 | 44 | ||||||
| 50 | 50 | ||||||
| Diameter in inch | Size in inch/MM | Weight Lbs/ft & Kg/M |
|---|---|---|
| 1/16 | 0.0625 1.5875 | 0.010 / 0.01488 |
| 1/8 | 0.125 3.175 | 0.042 / 0.062496 |
| 3/32 | 0.0938 2.38252 | 0.0240 / 0.035712 |
| 5/32 | 0.1563 3.97002 | 0.065 / 0.09672 |
| 7/32 | 0.2188 5.55752 | 0.128 / 0.190464 |
| 3/16 | 0.1875 4.7625 | 0.094 / 0.139872 |
| 1/4 | 0.25 6.35 | 0.167 / 0.248496 |
| 5/16 | 0.3125 7.9375 | 0.260 / 0.38688 |
| 9/32 | 0.2813 7.14502 | 0.211 / 0.313968 |
| 3/8 | 0.375 9.525 | 0.376 / 0.559488 |
| 1/2 | 0.5 12.7 | 0.668 / 0.993984 |
| 7/16 | 0.4375 11.1125 | 0.512 / 0.761856 |
| 9/16 | 0.5625 14.2875 | 0.844 / 1.255872 |
| 11/16 | 0.6875 17.4625 | 1.264 / 1.880832 |
| 5/8 | 0.625 15.875 | 1.043 / 1.551984 |
| 3/4 | 0.75 19.05 | 1.502 / 2.234976 |
| 7/8 | 0.875 22.225 | 2.045 / 3.04296 |
| 13/16 | 0.8125 20.6375 | 1.761 / 2.620368 |
| 15/16 | 0.9375 23.8125 | 2.35 / 3.4968 |
| 1 1/16 | 1.0625 26.9875 | 3.012 / 4.481856 |
| 1 | 1 25.4 | 2.671 / 3.974448 |
| 1 1/8 | 1.125 28.575 | 3.38 / 5.02944 |
| 1 1/4 | 1.25 31.75 | 4.173 / 6.209424 |
| 1 3/16 | 1.1875 30.1625 | 3.77 / 5.60976 |
| 1 5/16 | 1.3125 33.3375 | 4.598 / 6.841824 |
HOW TO GET BEST PRICE OF SS 431 ROUND BAR ?
If looking for 431 Bars and Rod in exact length so first check ss 431 price per KG in India and calculate with wight chart before negotiating with your supplier.
| Grade | C | Mn | Si | P | S | Cr | Ni |
| SS 431 | 0.20 max | 1.00 max | 1.00 max | 0.040 max | 0.030 max | 15.00 – 17.00 | 1.25 – 2.50 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7800 kg/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (μm/m/°C) | Thermal Conductivity (W/m.K) | Specific Heat | Electrical Resistivity (nΩ.m) | |||
0-100°C | 0-315°C | 0-538°C | at 100°C | at 500°C | |||||
431 | 7800 | 200 | 10.2 | 12.1 | – | 20.2 | – | 460 | 720 |
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Steelo Fabrica is an ISO 9001:2015 Certified Manufacturer, Wholesaler, Supplier, Importer, Exporter, and Trader of a wide range of Bars and wires in a variety of materials like Stainless Steel, Duplex Steel, Inconel, Nickel, Hastelloy Titanium and Tantalum, Carbon Steel and more.
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