All new posts will show up credited to their authors. Uss barbero ss ssassg 317 was a balaoclass submarine of the united states navy, named for a family of fishes commonly called surgeon fish barbero was laid by the electric boat company of groton, connecticut on 25 march 1943. This description of the structure of the social security number is based on messages written by jerry crow and barbara bennett. Alloy 317l can be easily welded and processed by standard shop fabrication practices. The high levels of these elements assure the alloy has superior chloride pitting and general corrosion resistance to the conventional 304304l and 316316l grades.
Standard cleaning and packaging sc10 connection 2 size. Alloy 317l uns s31703 is a low carbon corrosion resistant austenitic chromiumnickelmolybdenum stainless steel. In addition to excellent corrosion resistance and strength properties, the types 316, 316l, 317, and. Guide to machining carpenter specialty alloys guide to machining carpenter special ty all o ys carpenter technology corporation wyomissing, pa 19610 u. Types 316 uns s31600, 316ls31603, 317 s31700, and 317l s31703 are molybdenum bearing austenitic stainless steels which are more resistant to general corrosion and pittingcrevice corrosion than the conventional chromiumnickel austenitic stainless steels such as type 304. Swagelok tube fitting componentsbut they cannot be manufactured in accordance with swagelok engineering standards, nor do they benefit from innovations in design and manufacture defined by 36 active swagelok tube fitting patents issued since 1989. Stainless steel grade 316l properties, fabrication and. This filler metal has also been found to be valuable in welding dissimilar metals such as carbon steel to stainless steel, particularly those grades high in nickel.
Selected corrosion data continued haynes international hastelloy c276 alloy nitric acid conc. Er 312 gives a twophase weld deposit with substantial percentages of ferrite in an austenite matrix. On galvanic series charts i always see stainless steels 316 and 317 listed next to each other in both the passive and active forms. Original third reich nazi recordings, various german composers, various german conductors ss schutzstaffel music. Stainless steel rebar guidelines for shipping handling, fabrication and placement stainless steel for residential applications standard practises for stainless steel roofing, flashing, and copings. In molybdenum bearing grades like 316 and 317 and their l versions, ferrite can cause a major decrease in corrosin resistance in hot oxidizing media e.
Stainless steel grade 316 uns s31600 the 316 family is a group of austenitic stainless steels with superior corrosion resistance to 304 stainless steels. My question is, can it be proven that 316 ss is just as corrosion resistant as 317 ss or is the premium price paid for 317 ss for a. Alloy 317l is a molybdenum containing, low carbon austenitic stainless steel with increased additions of chromium, nickel, and molybdenum. Material composition of ss304, material composition of. Metric swagelok tube fittings metric tube fittings have a stepped shoulder on the body hex. This page is mainly introduced the 317 datasheet, including chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and micro structure, etc. Stainless steel chemical composition, chemical composition.
Most astm and asme standards list the steel grades by their uns unified numbering system numbers but also make reference, where appropriate to the more general aisi american iron and steel institute grade designations. When migrating the old forums over to our new forums we were unable to retain the identity of the authors, so the old posts will show up as anonymous. About 41% of these are stainless steel pipes, 15% are stainless steel sheets, and 10% are stainless steel bars. This austenitic chromiumnickel stainless steel can be used in applications where it is not possible to anneal after welding and where maximum corrosion. In the early days of the plant, the pipe specs for this material called for 316 stainless steel but now it calls for 317 stainless steel. However, 317 ss is found to be quite a bit more expensive for some reason. They were built by british rail engineering limited s holgate road carriage works in two batches, from 198182 and 198587. What separates 316 and 317 ss from 304 ss is that these highernumbered alloys have added molybdenum in their formulationgrade 316 has about 23% molybdenum, and grade 317 has more than 3% molybdenum. The role stainless steel in industrial heat exchangers. Mar 04, 20 stainless steel grade 317l is a low carbon version of grade 317 stainless steel. The properties of aisi 317 stainless steel include two common variations. It has the same high strength and corrosion resistance as 317 steel but can produce stronger welds due to the low carbon content. The book also suggests a plan for covering the content of the booklet in eleven class periods, indicating it was intended for use in the schools. Kad group of companies provide stainless steel chemical composition table chart.
Alloy er 312 was originally designed to weld cast alloys of similar composition. Types 316 s31600, 316l s31603, 317 s31700, 317l s31703. A partial translation and illustrations from a world war ii booklet from the ss on racial policy. Bar data handbook aisisae chemical compositions and metallurgical data 8000 north county road 225 east pittsboro, indiana 46167 877 6832277 f. They apply to all wrought product forms including ingots and semifinished material. Stainless steel 2 choosing the right stainless steel 6 corrosion resistance 6.
The chemical composition of grade 317l stainless steel is outlined in the following table. Stainless steel 316 is a chromiumnickel based steel that possesses increased levels of resistance against several substances, due to the addition of molybdenum in its composition. S31603, 317 s31700 and 317l s31703 are molybdenumbearing austenitic stainless steels. Covered in thsi document are the physical and mechanical properties of 316l stainless steel. This booklet is a summary of the the global burden ofdisease. The chemical composition of grade 317 stainless steel is outlined in the following table. Aisi type 6xx for other aisi or nonaisi, please use the search function above or check grades. These alloys all share some similar properties, such as high strength, corrosion resistance, and high concentrations of chromium and nickel. Alloy er 312 stainless steel er 312 aircraft materials. Grade 317 stainless steel is a modified version of 316 stainless steel. The composition of stainless steel first starts with chromium. This marketleading combination gives you professionallooking finished documents that get you noticed and helps you win new business.
The high levels of these elements assure the alloy has superior chloride pitting and general corrosion resistance to the conventional 304 304l and 316316l grades. Xerox ex6 print server, powered by fiery for the xerox. The one exception is where the alloy will be exposed to. Stainless 316, 316l, 317, 317l united performance metals. It seems to have been intended primarily for members of the ss, though the copy i am working from carries the stamp of a school library. The following datasheet provides an overview of stainless steel grade 317l. Stainless steel 317 was designed to be a higher strength alternative to the 316 grades. In the first batch, 3 of the 4 cars coaches in each set were built at holgate road york carriage works and the remaining car at derby litchurch lane carriage works. These are austenitic stainless steels which are modifications of type ss 316 ss 316l and offer increased chromium, nickel and molybdenum ranges for improved corrosion.
Use of 317 ss i need to spec the material to be used in a duct heater that has 16,000 cfm of air at 100% r. Ss 410 is the most commonly used 12% chromium martens tic stainless steel. Grade 304, 316, and 317 stainless steel are all considered austenitic stainless steel alloys. They were the first of several classes of british rail emu to be based on the all steel mark 3 bodyshell, departing from the. Annealing, or heat treating, can be done between 1,900 2,100f 1,038 to 1,149c, and is commonly used to restore corrosion resistance in heavily welded 316 ss materials. Material composition of ss304 stainless steel sheets. A wide variety of stainless steel 317 options are available to you, such as aisi, jis, and astm. We are suppliers of 316 stainless steel sheet, coil, and 316 round bar, available in normal and 316l grades. So please participate and share knowledge just as you have in the past. This is the due to the high percentage of iron in its composition, which is much higher than many stainless steels.
Chemical compositions of aisi astm asme and uns duplex stainless steel grades introduction aisi astm asme and uns. It also contains the use of 317,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application. Composed of larger amounts of chromium, nickel and molybdenum, ss 317 also is more corrosion resistant compared to 316, and tougher than type 304. Due to the molybdenum content of 34% 317 and 317l are more resistant to general corrosion and pittingcrevice corrosion than type 304. The british rail class 317 is an alternating current electric multiple units emu train. A comprehensive assessment ofmortality and disability from diseases, injuries, and risk factors in i990 and projected to 2020, edited by christopher. They were constructed by british rail engineering limited in two batches, 48 sets being produced in 198182 and 24 sets in 198587. Lopez, published by the harvard school of public health on behalfof the world health organizationand the. Alloy 317 and 317l are molybdenumbearing austenitic stainless steels. Excellent combination of toughness and strength can be developed through proper heat treatment. The molybdenum allows ss 316 to be more resistance to corrosion overall, with specific resistance against chlorine pitting.
Stainless steel swagelok tube fitting, male oseal connector. The high chromium and relatively low nickel content of 309 provide good resistance to high temperature sulfur bearing atmospheres. The corrosion resistance of 317 and 317l should be the same in any given environment. The following datasheet gives more details about grade 317 stainless steel. They are classified into martensitic, austenitic, and ferritic steels based on their crystalline structure. Additionally, the british standard bs designation is 317s16. Stainless steel, special steel, compressor blading, turbine blading, superalloy supplier. Stainless steel 321 round bar, astm a276 aisi 321 stainless. Reference is often made to stainless steel in the singular sense as if it were one material. Alloy 317l uns s31703 is a lowcarbon corrosion resistant austenitic chromiumnickelmolybdenum stainless steel.
A useful chart of relevant information on austenitic, ferritic, duplex, martensitic, and precipitation hardening grades of stainless steels including. A pamphlet entitled the social security number pub. Stainless steel 317 wholesale, stainless suppliers alibaba. Three general classifications are used to identify stainless steels. Suggested ordering information highquality, fully annealed type 304, 304304l, 316, 316316l, 317, 317317l stainless steel tubing, en iso 1127 or equivalent.