Stainless steel tube supplier, stainless steel pipe and fittings supplier. Od outside diameter and wt wall thickness and mechanical properties of the base stainless steel material. Aisi astm 316 stainless steel properties such as physical properties, mechanical properties, magnetic properties are summarized in the tables below. The basic 300 series stainless materials like 304l and 316l have an austenitic microstructure and are nonmagnetic. We also offer a complete range of stainless steel 316316l grade butt weld fittings including ss 316l elbow, ss 316l bends, ss 316l tees, ss 316l reducers and ss 316l caps. I am a process engineer verifying some gas flow data on a pilot project. Similar but not necessarily identical properties are specified for other products such as pipe and bar in their respective specifications. We are one of the largest and most renowned stockholding steel distributors in europe supplying special stainless steel pipes as well as stainless steel fittings. Wall thickness t inches inside diameter d inches 180. Our ansiasme stainless steel pipe is delivered in random lengths or cut to fixed lengths. Uhp and highpurity stainless steel tubing tubing swagelok. Type 316 stainless steel in an environment of 25% phosphoric acid, and figure 3 shows effects of temperature on types 304 and 316 in very concentrated sulfuric acid. Stainless steel tube product stocking and processing service. Stainlesssteel 316 is the basic molybdenumbearing quality, second in value to ss 304 among the austenitic stainless steel steels.
Merit brass 3611d06 316316l forged stainless steel pipe. Stainless steel medical tubes sandvik materials technology. Ss 316 is used in aerospace, nuclear plants and aerospace as well as the medical equipment industry. Stainless steel 316316l pipe fitting, nipple, schedule 40. The sandvik program of ansiasme seamless pipe includes austenitic. Bending stainless steel tube informationsstelle edelstahl. And, would heat bending weaken the ss tensile properties.
The addition of molybdenum improves the alloys corrosion resistance, particularly with higher resistance to pitting and crevice corrosion in chloride environments. Sep 2, 2010 pressure rating tables for stainless steel pipe. General properties prodec 316 316l is an improved version of standard 316l for improved machinability and outstanding uniformity. The benefits of ss 316 include easy to clean, relatively high strength to weight ratio and aesthetically pleasing on the eye. That is, in the annealed condition they are essentially free of ferrite, which is magnetic. News articles directory equipment books videos events metals store journals software. Possible alternative grades to 316 stainless steel. Other applications include fasteners and screens for the mining industry.
Service tests are most reliable in determining optimum material, and astm g4 is a recommended practice for carrying out such tests. Viega propress fittings offer smart connect, a patented technology that helps installers easily identify an unpressed fitting. On galvanic series charts i always see stainless steels 316 and 317 listed next to each other in both the passive and active forms. This material is susceptible to stress corrosion cracking in sour brines, and thus the use of this material is restricted according to the limits. Stainless steel pipe product stocking and processing service program.
Stainless steel 316l pipes, aisi 316l pipes, ss 316l seamless. Mechanical properties of 316 grade stainless steels. Prodec 316 316l offers faster machining speeds, longer tool life, improved part quality and lower total cost of machined parts. Ss 316316l belong to family commonly known as austenitic stainless steel which exhibits excellent resistance to corrosive environment. Can perform well at a very wide temperature range 150 to 950 o c. It is common for 316 and 316l to be stocked in dual certified form mainly in plate and pipe. Post weld, i would like to increase the yield strength of the 4 by heat treatment. Stainless steel 316l relative roughness industrial. Other materials, sizes and mechanical properties are available on request. With our broad ranges and large inventories of stainless steel products available in both t304 and t316 material types located. This class 3000 coupling is a forged stainless steel 316 316l pipe fitting with female national pipe taper npt threads for connecting and extending two pieces of male pipe going in the same direction. The merit brass nipple is a schedule 40 seamless stainless steel 316 316l pipe fitting with male national pipe taper npt threads for connecting and extending female pipes. Again, 316ss is more resilient as it is less susceptible to corrosion from chlorine solutions than 304ss, which shows signs of corrosion at 2 ppm of chlorine and 316ss showing signs of corrosion at 4 ppm of chlorine. Sour service limits of dualcertified 316316l steel twi.
Numerous pipe tables are included in the default installation of the programs, and. Also known as surgical stainless steel, marine steel, 316s16 as per the british standard, the ss 316 is an austenitic chromiumnickel alloy. Through the controlled addition of nitrogen it is common for 316316l to meet the. These ss pipes are manufactured at our vendors premises in adherence with the international quality standards to attain. With applications ranging from industrial gases to caustic chemicals, viega propress 316 is a complete solution with pipe, valves and fittings. Aisi 316 stainless steel is commonly used for equipment in the pharmaceutical industry. The addition of molybdenum increases general corrosion resistance, improves chloride pitting resistance and strengthens the alloy in high temperature service. When selecting a stainless steel for any corrosive environment, it is always best to consult with a corrosion engineer and, if possible, conduct tests in the environment involved under actual operating. Stainless steel 316316l pipes and tubes can be offered in random lengths of up to 6meters long or cut to a specific length as ordered. Because of this fusion, the final product is resistant to all sorts of corrosion caused by heat, warm salt water and chlorides. Pipe table listing engineered software knowledge base. Minimum mechanical properties for annealed types 316, 316l, 317 and 317l austenitic stainless steel plate, sheet and strip as required by astm specifications a240 and asme specification sa240, are shown below. The class 3000 fitting has been forged for durability and is made from stainless steel 316 316l for corrosion resistance. Looking for parker 316 stainless steel hex nipple, mnpt, 12 x 14 pipe size pipe fitting 1dga2.
Parker 316 stainless steel hex nipple, mnpt, 12 x 14 pipe. Grade 316 stainless steel belongs to a stainless steel family that also comprises of 304, 302, 347 and others. The following tables show aisi 316 stainless steel mechanical properties such as yield strength, tensile strength, elongation and hardness, etc. Can offer inconel, hastelloy, alloy, stainless steel pipes and tubes as welded erw, efw or saw seamless smls with black, bright pickled or mirror polished, aluminium finish depending on material grades. Stainless steel pipe product stocking and processing service. These grades of austenitic stainless steels are similar to 304 and 304l, but with the addition of molybdenum. As a result of the aesthetic properties of stainless steel, pipe is often use in architectural applications.
Selection of stainless steels for handling sulphuric. Astm a182 stainless steel 316l capillary tubing, werkstoff nr. The molybdenum provides ss 316 much better overall rust resistant properties compared to stainlesssteel 304, especially much higher resilience to pitting and also crevice corrosion in chloride conditions. I have been fabricating automotive turbo exhaust manifolds for some time using. Stainless steel 316 pipe rs 5,000 piece get latest price specifications. Stainless steel 316l relative roughness posted in industrial professionals. Sandviks program of medical tubes covers tubes for cardiovascular and diagnostic applications. In the next section, you will learn about various 316 stainless steel properties that make the material ideal for harsh chemical and saline environments. Stainless steel pipe flanges for sale ss flanges 304. Stainless steel 316l pipe and tubing is offered with either welded or seamless construction. Sandvik holds a large stock of seamless, stainless pipe in sizes according to ansiasme. Stainless process systems stainless steel products. Identification pipe size steel inches outside diameter inches iron pipe size schedule no. A major difference between 304 and 316 stainless steel is the chemical composition, with 316 containing a significant amount of molybdenum.
Dimensions of bolt hole and circle diameters correspond to ansi b16. Gic keep huge inventory of ss 316l pipe, astm a312 tp316l pipe and astm a2 tp316l tube, in mill finished, polished finished, sand blasted, annealed and pickled etc. Piping material specification 1sd1b01 class 150, 316316l. Ferrite content in austenitic stainless steels rolled. All flanges are identified with the manufacturers trademark, nominal pipe size, material grade, and heat number. The 316 family is a group of austenitic stainless steels with superior corrosion resistance to 304 stainless steels. For the record, i am not a metalurgist, just a hobbiest that tries to understand things with research and good advice. I am looking for a specification or suggested procedure to cover a welding process joining a 316 ss pipe cap to a 4 outer ring with a butt andor fillet weld joint. These items have chemical and mechanical properties complying with both 316 and 316l specifications. Stainless steel medical tubes available as thin wall tubes in seamless or welded redrawn condition or as seamless thick wall tubes cannula tube. Viega propress 316 is engineered for commercial and industrial environments, such as breweries and other facilities. Flanges are available in carbon steel a105, 310, 317, 321, a20, a400, a600, c276 among other alloys. Stainless steel pipe is available in 304 and 316 grades. Sandvik stainless tubular products stock program pes media.
Stainless steel pipe pressure ratings chart atlas steels. Stainless steel tube, pipe and fittings product stocking and. Dec 30, 2015 bending a 316 stainless steel rod 10mm38 dia to a tight radius to make a u bolt that fits inside a 50mm 2 dia pipe. The 316l stainless steel rectangular tube is a popular product. The higher cost of 316 and 316l stainless steel is well worth it when the application requires their specific properties.
Stainless steel pipe is preferred choice for higher corrosion resistance, low maintenance, higher temperature and clean look. Gained prominence as an eminent supplier, exporter, trader and importer, we are engrossed in offering our clients with 316 stainless steel pipe316l stainless steel pipe316 stainless steel pipes316 ss pipe. These properties are specified for flat rolled product plate, sheet and coil in astm a240a240m. The fitting has npt threads for creating tighter seals than straight threads. Stainless steel tube product stocking and processing service program. It is a nonmagnetic metal that has been alloyed with chromium, nickel and molybdenum. The difference between 304 and 316 stainless steel metal.
They also have excellent toughness and can be used in the food, marine, chemical and architectural fields. Composition ranges for 316 grade of stainless steels. Stainless 316, 316l, 317, 317l united performance metals. Overall they have a use in environments where strength, corrosion, hygiene or aesthetics is a factor in design and application. Sep, 2001 this machines significantly better than standard 316 or 316l, giving higher machining rates and lower tool wear in many operations. Welded pipes, pipework and components made from the type 316 316l grade of austenitic stainless steel are widely used in the oil and gas industry to handle sour fluids i. I have been delighted at the level of insight and helpfulness that these forums provide, and i would hope someone will be able to assist me. Chlorine also has an effect on the degradation of 304 ss and 316 ss. Stainless steel producers, or any of the member companies represented on the committee.