Louis Metals is a renowned producer and supplier of Stainless Steel 430 flat bars in Houston, USA. Renowned for precision, quality, and reliability, the company provides 430 grade stainless steel products that conform to stringent requirements of different industries. Produced with the aid of advanced technology and high-quality raw materials, these flat bars provide superior surface finish, thickness uniformity, and better mechanical strength. Louis Metals is serving industries like construction, automotive, food processing, and home appliance manufacturing with flat bars made to order in size and finish. They stand out in the stainless steel industry with customer satisfaction, timely delivery, and consistency of product.
Stainless Steel 430 flat bar is a ferritic stainless steel with around 16–18% chromium content and up to 0.12% carbon. It provides adequate resistance to oxidation, corrosion in mildly corrosive environments, and stress corrosion cracking. Its mechanical properties consist of 450–600 MPa tensile strength, yield strength of approximately 205 MPa, and elongation of 22%. It possesses a Brinell hardness of 150–200 HB and maintains formability and ductility. Louis Metals offers these flat bars in a range of widths and thicknesses, perfect for forming, bending, and machining, with superior flatness and edge condition for structural and ornamental applications.
Dimensions : ASTM, ASME
Standard : ASTM / ASME SA A276, A479, ASTM A493
Length : Random, Fix & Cut Length
Size : 20MM to 150MM
| Element | C | Cr | Mn | Ni | P | S | Si |
| SS 430 | 0.12 | 18.0 | 1.25 | – | 0.06 | 0.15 | 1.00 |
| Element | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness (Brinell (HB) max) |
| SS 430 | 552 | 379 | 25 | 262 |
| Flat Bar | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.49 | 1.60 |
| 18 | 0.62 | 2.02 |
| 20 | 0.76 | 2.49 |
| 22 | 0.92 | 3.02 |
| 25 | 1.19 | 3.90 |
| 28 | 1.49 | 4.89 |
| 28 | 1.49 | 4.89 |
| 30 | 1.71 | 5.61 |
| 32 | 1.95 | 6.38 |
| 36 | 2.46 | 8.08 |
| 38 | 2.74 | 9.00 |
| 40 | 3.04 | 9.97 |
| 45 | 3.85 | 12.62 |
| 50 | 4.75 | 12.62 |
| 56 | 8.96 | 19.55 |
| 60 | 6.84 | 22.44 |
| 65 | 8.03 | 26.34 |
| 70 | 9.31 | 30.54 |
| 75 | 10.69 | 35.06 |
| 80 | 12.16 | 39.89 |
| 90 | 15.39 | 50.49 |
| 100 | 19 | 62.34 |






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Louis Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Houston, USA
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