It is used in heavy gauge components for improved weldability. Stainless steel is frequently used in a large array of applications, including piping. Properties how to weld them where to use them a description of the physical and mechanical properties of a variety of commercial stainless steels. A sample of sus304 stainless steel from a japanese source was collected, and a sample of aisi 304 ss304 stainless steel from an american source is taken. Additionally, the british standard bs designation is 304s15. This article discusses the properties and applications of stainless steel grade 304 uns. This article discusses the properties and applications of stainless steel grade 304 uns s30400. Api 5l psl 1 pipe mechanical properties tensile strength api 5l psl 2 pipe mechanical properties tensile strength cryogenic properties of stainless steel mechanical properties for stainless steel fasteners design strength of welded. It is extremely ductile, with excellent strength at elevated temperatures. Main pipe menu allowable working pressure 304l allowable working pressures type 304l the allowable stress values used are shown in table a3 of the asme code for pressure piping b31. Manufacturer of stainless steel 304 304l 304h products 304l stainless steel pipe, astm a312 tp 304l pipe, astm a312 tp 304h pipe and jis sus 304h tp pipes offered by aesteiron steels llp, mumbai, maharashtra. Regardless of the changes that take place, the principal objective in welding stainless steels is to provide a sound joint with qualities equal to or better than those of the base metal, allowing for any. Chemical composition of stainless steel ss304 chemical. Through the interplay of cuttingedge innovation and fieldproven product quality, our ball valve team here at behringer has earned market leadership by developing concepts and solutions tailored to the task at hand with economically feasible results.
Type 304 and 304l grades of stainless steel pipe exhibit good machinability and have excellent weldability characteristics with or without. Description 304 stainless steel pipe 304 stainless steel pipe is a versatile stainless steel that is widely used in the manufacture of equipment and equipment that require good overall performance corrosion resistance and molding. Here are the physical and chemical properties of the 301, 302, and 304 stainless steel that we regularly stock including the free bend requirements for each alloy. Type 304 vs 316 ss304 vs ss316, difference between 304 and 316 stainless steel properties, strength, rockwell hardness, cost and price, corrosion.
The third standard of the technical delivery conditions tdc sets out all remaining requirements for pipes testing, acceptance, certificates, packaging, marking, etc. The minimum tensile strength for stainless steel pipes is 515 nmm. What are the differences between ss 304 l and ss 304. Before determining this, it is good to understand what makes a grade of stainless steel magnetic or not. There are 6,835 suppliers who sells ss304 pipe on, mainly located in asia. Largest stockists, exporters and distributors of stainless steel square hollow sections, astm a554 ss 304 square hollow section, asme sa554 stainless steel gr 304 shs pipes, ss uns s30400 welded shs tubing, din 1.
A wide variety of ss304 properties options are available to you, such as brick. Stainless steel 304 pipe fittings, uns s30400 pipe. O weldability seamless tubes are able to be welded and orbital welded or used in conjunction with tube fittings. It is also referred to as 188 stainless steel, a2 stainless steel as per the iso 3506, or 304s15 as per the british standard. Mechanical properties of austenitic stainless steel 304l and. The most common type of 304 stainless steel is the 188 or 188 steel, which constitutes 18% chromium and 8% nickel. Some products such as plate and pipe may be available as dual certified material that meets the criteria for both 304 and 304l. This new edition takes into account advances in understanding in the structural behaviour of stainless steel over the last 10 years. We have stock of over 400 tons in stainless steel 304 seamless pipes, and stock of over 200 tons in stainless steel 304 welded pipes. Understanding magnetic properties of 304 and 316 stainless steel. Stainless steel pipe tubess in grade 304, 304l, 304h, 316.
Rotelmann behringer corporation is the authorized source for rotelmann ball valves in the united states. By damian kotecki, phd technical director, stainless and high alloy product development and. Stainless steel fasteners stainless steel stud bolts stainless steel nuts stainless steel washer stainless steel screw ss 304 pipefittings ss 304 buttweld fittings. Found in applications that require highstrength, stainless steel aircraft tubing can. Final products such as all kinds of kitchen ware, tableware, medical device, machinery and parts, wire mesh, filters, architectural and decorative products, etc. The comparative analysis of mechanical properties of sus304 and ss304 stainless steel is shown in below table. Astm a240 grade 304 sheet is austenitic stainless steel stainless sheet and comes in many sizes, thickness and finishes. Astm a240 asme sa 240 grade 304 sheet and stainless steel. We are presently quoting a project that requires a design suitable for operation in a high saline environment. Astm a554 stainless steel 304 square hollow sections, ss. To avoid cheating while procuring raw materials, is there any test to check the original material. Stainless steel 304 ss304 is the most basic stainless steel known as 188 grade with higher chromium and low carbon content.
Oct 23, 2001 these properties are specified for flat rolled product plate, sheet, and coil in astm a240a240m. The world material is a website mainly provides the information of worldwide material grades, including us astm aisi sae, european en, british bs, germany din, france nf. Astm a312 a312m 19 standard specification for seamless. How to check the grade of stainless steel 304 or 202 quora. Ss304l have better weaving and welding characteristics. Fabricating stainless steel 304 requires care and precision. All stainless steel pipe reducer are solution treatment and surfaced with plastic foam before delivery. We provide a large selection of stainless steel forged fittings available in 304 stainless steel high pressure fittings in best quality. Properties mechanical properties physical properties. Use of ss 304 vs ss316 vs ss 316l in a phenolic environment. Stainless steels stainless 304 properties, fabrication. Essentially nonmagnetic, becomes slightly magnetic when cold worked. Main difference between ss 304 and ss 304l is % of carbon content.
The datasheet and specification are summarized in the following tables including. There are 101 suppliers who sells ss304 properties on, mainly located in asia. The low carbon content restricts carbide precipitation during welding as well as minimizes its susceptibility to intergranular corrosion. If you want to do spot check of ss, just take a random piece from the raw material and do a spark test. Lining up the dn450x350 ss304 eccentric reducer in free fumigation wooden pallet. We offer stainless steel pipe and tube finishing services such as grinding, electropolishing, threading, cutting and custom fabrication. Aisi 304 is a guidelinereference only and does not give minimum or maximum values regarding physical properties. Stainless square tube is ideal for all structural applications where greater strength and superior corrosion resistance is required. Pipe wall thickness and pipe property calculator free. Wt wall thickness and mechanical properties of the base stainless steel material. It is available in a wider range of products, forms and finishes than any other. Grade 304 is the most versatile and widely used stainless steel. Ss 304l seamless tube manufacturers, ss 304 erw pipe suppliers, stainless steel 304l welded pipes, ss 304 tubing astm a312 tp304 seamless pipes, astm a2 304 condenser tubes, ss 304 heat exchanger pipe manufacturers. We are a family owned, full line fastener distributor specializing in industrial products for companies involved in equipment manufacturing, mining, oil.
Ss304 eccentric reducer supplier of quality forged fittings. Stainless steel 304 price per kg, stainless steel 316 price, ss 304 pipe prices, ss 304 tube price per pound, stainless steel tubing price, price of stainless steel sheet, plate, coil in india, stainless steel 304 price malaysia and stainless steel 304 price per kg in india. Victor steel is one of the leading suppliers of astm a312 tp 304 stainless steel seamless pipe. Allowable working pressures shown reflect the minimum wall thickness. Stainless steel 304lss304l is an extra lowcarbon variation of ss304 with a 0. Prototypes in electronics, computer software, and computer engineering. For a shipping quote, please call us at 18667949938. Type 304 and 304l grades of stainless steel pipe exhibit good machinability and have excellent weldability characteristics with or without the addition of. A discussion started in 2000 but continuing through 2018. Ss304 when tested as per specification refers to different standards of astm, bs etc. Recommendations on the applications of each type and how to arc weld each including filler materials. You can see physical and chemicals properties of ss in following site matweb.
Stainless steel 304 forged fittings, ss 304 threaded. Similar but not necessarily identical properties are specified for other products such as pipe and bar in their respective specifications. Stainless steel tube product stocking and processing service program. To avoid cheating while procuring raw materials, is there any test to check the original material ss304 and ss316. Understanding magnetic properties of 304 and 316 stainless. Room temperature mechanical properties minimum mechanical properties for annealed alloys 304 and 304l austenitic stainless steel tube as required by astm specifications a240 and asme specification sa240 are shown below. Design manual for structural stainless steel, which was prepared by the steel construction institute between 1989 and 1992 and published by euro inox in 1994. Aisi 304l is the low carbon version of 304 stainless steel, aisi 316 is better than grade 304 in certain properties, corrosion resistance and heat resistance, etc. In this work, two grades of austenitic stainless steel are investigated, namely ass 304l and ass 316l.
Hence there is a chance for external corrosion at the screwed joint area. How to check visually or by small experiment the difference between ss304and ss316. Otherwise referred to as grade 304 or type 304, it is the most commonly utilized grade of stainless. This combination of properties is the reason for the extensive use of these alloys which represent nearly one half of the total u. Stainless steel tubing tubing grainger industrial supply. Aisi 304 stainless steel is an austenitic stainless steel formulated for primary forming into wrought products. Stainless steel 304 304l 304h products 304l stainless. The annealed austenitic stainless steel pipe maintain high impact resistance even at cryogenic temperatures, a property which, in combination with their low temperature strength and fabricability, has led to their use in handling liquified natural gas and other cryogenic environments. Type 304l is the low carbon version of stainless steel 304.
A wide variety of ss304 pipe options are available to you, such as welded. Stainless steel tube product stocking and processing service. Dhanlaxmi steel distributors is one of the leading manufacturers, supplier and exporters of high quality stainless steel 304 round bars, ss 304 round bars, astm 276 aisi 304 stainless steel round bars, ss 304 hex bar, steel 304 round bar supplier in india. Stainless steel pipes dimension schedule, wall tickness. Manufacturer of 304 stainless steel flanges, supply astm a182 f304l pipe flange, dimensions of wnr 1. The saeansi 304 aisi 304 is the most commonly available and used type of stainless steel. Trilok provides minimum quantity and attractive price ranges for products like ss pipe 304 grade ss 304 seamless pipe, ss 304 erw pipe in some cities in india like chennai, delhi, ahmedabad, rajkot gujarat, bangalore, ludhiana, bhosari, ghaziabad, pune.
Typical composition ranges for 304grade stainless steel. The allowable stress values used are shown in table a3 of the asme code for pressure piping b31. Differences between ss304 and ss316 stainless steel finishing. Identification pipe size steel inches outside diameter inches iron pipe size schedule no. Differences between ss304 and ss316 stainless steel. The addition of molybdenum provides pitting resistance in phosphoric acid, acetic acid and dilute chloride solutions and provides corrosion resistance in sulfurous acid. Get info of suppliers, manufacturers, exporters, traders of stainless steel 304 pipe for buying in india. Stainless steel pipe product stocking and processing service. The metal is characterized by its corrosion resistance, especially in cases of oxidation and salt water. You can also choose from iso ss304 pipe, as well as from aisi, astm, and jis ss304 pipe, and whether ss304 pipe is 300 series.
Both samples are sent in a mechanical lab for testing. Both ss304 and ss304l have excellent resistance to a wide range of atmospheric, chemical and petrochemical, and food industry corrosions. How to check visually or by small experiment the difference. High ductility, excellent drawing, forming, and spinning properties. Metline is one of the largest stainless steel 304 pipe supplier in india. The concentration of the various components that make up ss 304 must be kept at a certain and precise level. Japanese jis and chinese gb standard, so you can learn and compare the material datasheet and specification of the major countries. Type 304 represents the largest volume followed by type 304l. Ss chemical mechanical properties duplex pipe schedule chart schedule 160 pipe price pipe tolerances ss pipe yield strength ss 304 pipe weight per meter 316 pipe schedule pipe weight calculator ss pipe weight ss pipe schedule mm ss pipe pressure rating square pipe weight chart pipe stainless steel pipe. A312 a312m19 standard specification for seamless, welded, and heavily cold worked austenitic stainless steel pipes cold working hightemperature. Tubing ships in 20 foot long continuous sections no cut lengths via truck ltl freight. Metline offers a complete range of stainless steel 304304l pipe fittings such as ss 304 reducer, ss 304 elbow, ss 304 tee, ss 304 cross, ss 304 stub ends and ss 304 pipe bends. Its important to understand when selecting a grade of stainless steel ss for your application or prototype, if the material needs to have magnetic properties or not. They exhibit excellent corrosion resistance to a wide range of corrosive environments.
Guru gautam steels is one of the leaders amongst manufacturers, exporter and supplier of stainless steel seamless 304 pipes, astm 304 tubes, ss 304 tubes, ss 304 erw pipes, stainless steel welded 304 tubes, ss 304 capillary pipes, nr. Enter in nominal pipe diameters in inches, enter in pipe schedule, and enter pipe material from the list. Stainless steel pipes and different types of steel tubing thomasnet. What is the difference between ss304 and ss316 stainless. Physical properties of 304 grade stainless steel in the annealed. You can also choose from alumina block ss304 properties, as well as from oil pipe ss304 properties, and whether ss304 properties is common 1580 refractoriness 1770. For more information, please check 304 vs 316 stainless steel. The main difference between 304 vs 316 stainless steel is the composition and corrosion resistance, ss304 doesnt contain molybdenum while ss316 contains 23% molybdenum. O surface finish seamless tube is required to be free of scale and can be supplied pickled or bright annealed. This is an austenitic chromiumnickel alloy which practically means that it has a very high corrosion resistance. What is the difference between stainless steel grade ss304. Ss 304304l pipe manufacturers, seamless pipewelded tube. To extract the experimental data and to predict the mechanical properties, the tensile tests are conducted at three different strain rates 0.
We are reliable as 304 stainless steel pipe suppliers. As a result of the aesthetic properties of stainless steel, pipe is often use in. Each alloy represents an excellent combination of corrosion resistance and fabricability. As one of the leading stainless steel 304304l pipe manufacturers in india, we stock over 600 tons. The world material us astm aisi sae, european en, japanese. From a chemical or scientific standpoint the answer would be that 304 stainless steel contains 18% chromium and 8% nickel while 316 contains 16% chromium, 10% nickel and 2% moly. Stainless steel pipe product stocking and processing service program. Stainless steel 304 pipes, aisi 304 pipes, ss 304 seamless. Stainless steel chemical composition and mechanical properties. Ss 304304l pipe, pipe fittings manufacturers, ss 304 elbow.
As a consequence even the tools that will be used for the fabrication of the ss aisi 304 must be thoroughly cleaned beforehand. This allows it to form an invisible chromeoxide layer by reaction with oxygen. It has good drawability the combination of low yield strength and high elongation permits fabrication into complex shapes. These grades of austenitic stainless steels are the most versatile and widely used stainless steels. Dual certification refers to two different material or standard certified together to meet both of them, the most common example is 304 and 304l stainless steel grade, that occupy the largest proportion for use in stainless steel, because they have excellent properties to meet the most case. The program will report pipe outside diameter, inside diameter, wall thickness, inside cs. Outside of the us it is commonly known as a2 stainless steel, in accordance with iso 3506 not to be confused with a2 tool steel.