304 & 316 Stainless Steel Tubing Supplier

                                                         

At Stainless Tubular Products, stainless steel tubing is our specialty. As one of the nation's leading suppliers, we maintain one of the largest and most diversified inventories of steel tubing in the country, covering round, square, and rectangular profiles in welded and seamless construction. Industries that can't afford failure, like food processing, oil and gas, pharmaceuticals, construction, and industrial manufacturing, come to us because we stock what others can't source, in the grades and sizes they can't find elsewhere.

Stainless Steel Tubing Built for Demanding Applications

Not every application calls for the same material, and we stock accordingly. Our stainless steel tube inventory includes ornamental and sanitary options, available in Type 304 and Type 316 grades. Each has distinct mechanical and chemical properties that make it better suited to specific environments and use cases.

304 Stainless Steel Tubing

Type 304 stainless steel tubing is the most widely used grade in our stainless steel tubing inventory. It offers excellent weldability, with or without filler metal, and holds up well during machining, grinding, and polishing. Its reliable corrosion resistance makes it a practical choice for a broad set of industrial and architectural applications where exposure to mild corrosives is a factor. We carry 304 and 304L variants, with the low-carbon "L" designation providing added resistance to sensitization during welding.

 316 Stainless Steel Tubing

Type 316 stainless steel tube takes everything 304 offers and adds molybdenum to the alloy. That addition significantly increases resistance to chloride-induced corrosion and pitting, making 316 the preferred grade in marine environments, chemical processing facilities, and pharmaceutical applications. Its austenitic structure maintains excellent toughness at extremely low temperatures, and like 304, it welds cleanly with or without filler metal. We stock 316 and 316L for applications where weld-zone integrity is critical.

 Our Stainless Steel Tubing Product Categories

We supply four primary categories of stainless steel tubing, each built to perform in specific conditions:

• Ornamental Stainless Tubing — Available in round, square, and rectangular profiles, our ornamental tubing comes in a variety of standard sizes and can be cut and polished to your exact specifications. Architects, designers, and construction firms use it for railings, structural accents, and exposed-finish applications where appearance is as critical as performance.

• Welded Stainless Steel Tubing — Our welded tubing inventory spans numerous grades and specifications. Welded construction makes this an efficient choice for applications where precise dimensional tolerances and consistent wall thickness are priorities.

• Seamless Stainless Steel Tubing — Our seamless inventory includes standard industry sizes and hard-to-find dimensions. Without a weld seam, seamless stainless steel tube handles high-pressure and high-temperature service more reliably, making it the go-to for oil and gas, hydraulics, and pressure instrumentation.

• Sanitary Tubing and Fittings — Available in Type 304/304L, 316/316L, and C-276, our sanitary tubing meets the strict hygiene requirements of food and beverage processing and pharmaceutical manufacturing. Smooth interior surfaces minimize contamination risk and simplify cleaning validation.

Get the Right Stainless Steel Tubing for Your Project

 Our team has the product knowledge to match your application to the right grade, construction, and size to keep your project on track. Request a quote today or call us at 609-860-5666, and we'll get you exactly what you need from our extensive stainless steel tubing inventory.

Request 304/316 SS Tube Information

Frequently Asked Questions

What is the difference between stainless steel tubing and stainless steel pipe?

The key distinction is in how each product is measured and the applications they serve. Stainless steel tube is sized by its actual outside diameter and wall thickness, and it's held to tighter dimensional tolerances. SS pipe is sized by nominal pipe size (NPS), which doesn't reflect the true outside diameter. Tubing is typically used where precise fit, fluid transfer integrity, or aesthetics matter, while pipe is more common in structural and conveying applications.

 How do I know if I need welded or seamless stainless steel tubing?

The choice comes down to your pressure, temperature, and application requirements. Seamless stainless steel tube contains no weld seam, which gives it higher pressure ratings and makes it more reliable in critical or high-cycle service. Welded tubing is manufactured from flat-rolled strip and offers tighter dimensional control and a lower cost profile, making it the better fit for structural, ornamental, or moderate-pressure uses.

 Can stainless steel tubing be used outdoors and in corrosive environments?

Yes, but grade selection is critical. Type 304 resists many outdoor and mildly corrosive environments. In coastal areas, chlorinated water systems, or direct chemical exposure, Type 316's molybdenum content provides significantly better resistance to pitting and crevice corrosion. Choosing the wrong grade in a highly corrosive environment can lead to premature failure, so we always recommend discussing your exposure conditions with our team before ordering.