Louis Metals is a renowned Houston, USA-based stainless steel manufacturer and supplier providing precision-engineered Stainless Steel 416 Hollow Bars for use in industrial applications of all types. Renowned for quality, strength, and high machinability, these hollow bars are produced through advanced procedures that adhere strictly to industry standards. Louis Metals has both domestic and international markets with timely delivery and customized solutions for all projects. With its emphasis on performance and dependability, the company has established a solid reputation among customers who rely on consistent quality for machining and structural requirements.
Stainless Steel 416 Hollow Bar is a free-machining martensitic stainless steel that usually contains 12–14% chromium and added sulfur to enhance machinability. It has a tensile strength of about 550–700 MPa, yield strength of around 275 MPa, and elongation of about 15%. This grade is magnetic and may be hardened by heat treatment to increase wear resistance. The hollow shape yields weight savings as well as efficient use of material without sacrifice of structural integrity. 416 stainless is well suited for machining at high speeds, such that it is an economical solution for components that have tight tolerances as well as smooth surfaces.
Dimensions : ASTM, ASME
Standard : ASTM / ASME SA A582, A276, A564, ASTM A484, 484M
Surface : hrap, hot rolled pickled or sand blasting finished, cold drawn, polished, hairline
Range : Range – 3.17mm to 350mm dia
| Element | C | Cr | Mn | Ni | P | S | Si |
| SS 416 | 0.15 | 14.0 – 12.0 | 1.25 | – | 0.06 | 0.15 | 1 |
| Element | Density, lb/in3 | Melting Point | Electrical Resistivity |
| SS 416 | 0.282 lbs/in3 7 .80 g/cm3 | 2700 – 2790 °F (1488 – 1530 °C) | At 70 °F (21 °C): 343.0 |
| Hollow 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 |
Stainless Steel 416 Hollow Bar is commonly applied where there is a need for high machinability and medium corrosion resistance. Typical applications are shafts, bushings, gears, and valve parts in automotive, aerospace, and manufacturing industries. The tubular structure conserves material expense while offering the strength required for load-bearing applications. It is especially effective in the machining of parts that need drilling, turning, or milling with less tool wear. The bars are also effective for mechanical parts, pump housings, and hydraulic systems where accuracy and wear resistance are important. The fact that it can be hardened makes it perfect for high-wear areas.






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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