Aung Metals, a top-notch manufacturer and supplier located in Naypyidaw, Myanmar, specializes in high-quality **Stainless Steel 431 Hex Bars**. These bars are celebrated for their impressive strength, resistance to corrosion, and overall durability. Crafted with precision to meet international standards, they promise reliable performance even in the toughest industrial and mechanical settings. Thanks to a well-balanced mix of chromium and nickel, 431 stainless steel boasts exceptional resistance to pitting, stress corrosion, and oxidation, all while maintaining high tensile strength. Aung Metals’ 431 Hex Bars find their place in various applications that demand both mechanical strength and corrosion resistance, including automotive, aerospace, petrochemical, and general engineering sectors, ensuring they operate efficiently over the long haul.
These Stainless Steel 431 Hex Bars contain around 16–18% chromium, 2–3% nickel, 0.2–0.3% carbon, along with trace amounts of manganese, silicon, and molybdenum. This unique composition grants them excellent corrosion resistance and robust mechanical strength. They showcase a tensile strength ranging from 700–850 MPa, yield strength between 450–550 MPa, and an elongation of 15–25%. The martensitic-ferritic structure contributes to their superior hardness, toughness, and fatigue resistance, making them perfect for high-stress, wear-intensive, and corrosive industrial applications that require precision and durability.
Dimensions : ASTM, ASME
Standard : ASTM / ASME SA A276, A479, ASTM A493
Length : Random, Fix & Cut Length
Size : 20MM to 150MM
| ement | C | Cr | Mn | Ni | P | S | Si |
| SS 431 | 0.20 | 17.00-15.00 | 1.00 | 2.50-1.25 | 0.040- | 0.030 | 1.00 |
| Element | Density | Electrical Resistivity | Modulus of Elasticity |
| SS 431 | 0.2800 lb/inch³ | 70° Ohms (circ mil./ft.) | 29.0 X 10^3 |
| HEXAGONS | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.55 | 1.79 |
| 18 | 0.69 | 2.27 |
| 20 | 0.85 | 2.80 |
| 22 | 1.03 | 3.39 |
| 25 | 1.33 | 4.38 |
| 28 | 1.67 | 5.49 |
| 30 | 1.92 | 6.30 |
| 32 | 2.19 | 7.17 |
| 36 | 2.77 | 9.07 |
| 38 | 3.08 | 10.11 |
| 40 | 3.41 | 11.20 |
| 45 | 4.32 | 14.18 |
| 50 | 5.34 | 17.50 |
| 56 | – | – |
| 60 | – | – |
| 65 | – | – |
| 70 | – | – |
| 75 | – | – |
| 80 | – | – |
| 90 | – | – |
| 100 | – | – |
SS 431 Hex Bar provides superior corrosion resistance and higher strength compared to lower-grade stainless steels like 304, making it more suitable for demanding applications in harsh environments like marine and aerospace.
SS 431 Hex Bar is commonly used to manufacture high-strength fasteners, bolts, shafts, and valve components, especially in industries like aerospace, marine, and chemical, where corrosion resistance and durability are critical.
Aung Metals’ Stainless Steel 431 Hex Bars are a go-to choice in industries where strength and corrosion resistance are paramount. They’re perfect for crafting shafts, fasteners, valves, pump components, and structural parts in automotive, aerospace, petrochemical, and marine applications. Moreover, they’re utilized in machinery, instrumentation, and high-stress equipment that face corrosive and high-pressure conditions. The blend of mechanical strength, corrosion resistance, and durability ensures these hex bars deliver dependable performance, a long service life, and operational efficiency in demanding industrial and engineering environments.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Aung Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Naypyidaw, Myanmar
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