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 sa 240, are shown below. Covered in thsi document are the physical and mechanical properties of 316l stainless steel. While there may be a difference between the chemical compositions of sa 240 type 316l perforated sheet and 304, their mechanical properties are similar. Types 316, 316l, 317 and 317l are available in the form of sheet, strip and plate to astm a240 and asme sa240 and other pertinent specifications. Minimum elevated temperature tensile properties, plate. For example, the p number 1 is assigned to carbon manganese or low carbon steel base metals. The standard duplex s31803 composition has over the years been refined by many steel suppliers, and the resulting restricted composition range was endorsed as uns s32205 in 1996. Alloy 304304l is not recommended for service in marine environments. The stainless steels in each family have general similarities, but there is also a wide range of corrosion resistance and other characteristics. Unitedsteel stainless factory is the large manufacturer to supply sa240 2205,sa240 tp 2205,ss 2205. For example, material that meets all of the composition limits for sa240 type.
Sa240 grade 304 plates sa240 grade 304l plates 304304h plates sa240 grade 304 plates sa240 grade 304l plates products made in south africa, india trading company. Sa240 tp316l plates sa240 grade 316l plates sa240 tp316l sa240 tp316l plates sa240 grade 316l plates products made in germany, india trading company. Unitedsteel stainless factory is the large manufacturer to supply sa240 310s,sa240 tp 310s,ss 310s. The primary reason for using an l grade of stainless steel is that this will reduce the tendency of the material to crack after welding. Asme sa240 316l tp316l s31603 stainless steel plate asme sa240 standard specification for chromium and chromiumnickel stainless steel plate, sheet. Ati allegheny ludlum type 316 stainless steel, uns s31600 categories. Types 316, 316l, 317 and 317l are available in the form of sheet, strip and plate to astm a240 and asme sa 240 and other pertinent specifications. The aalco tubular products databook provides a comprehensive. Grade stainless steel 316316l, aisi 316, uns s31600, uns s31603 castle metals stocks a wide range of stainless 316 in bar, plate and tube, distributed globally from our service centers in the u.
Chromium and chromiumnickel stainless steel plate, sheet, and. This shows that the market recognizes that the current standards do not meet the requirements of some users. Minimum room temperature mechanical properties, astm a240 and a666 specifications. Asme sa240 tp 304 stainless steel plate sheet, view asme sa. However, in environments that are sufficiently corrosive to cause intergranular corrosion. You can find composition books with as few as 20 pages or as many as 200. Unitedsteel stainless factory is the large manufacturer to supply sa240 316l,sa240 tp 316l,ss 316l. Asme sa2 stainless steel tubes grades tp304, tp304l, tp304h, tp309s, tp309h, tp310s, tp310h, tp316, tp316l, tp316h, tp317, tp317l, tp321, tp321h, tp347, tp347h, tp348, tp348h, tp444. As a result, ldx 2101 is priced competitively with 304304l and 316316l stainless steels. I wonder why sa 240 gr 316l uns s31603 is listed in table uha 44 of asme viii division 1.
Duplex stainless steel general properties ati 2205 alloy uns s31803 andor s32205 is a nitrogen. Considerations for the weldability of types 304l and 316l. Use 309l including er309lsi when joining mild steel or low alloy steel to stainless steels, for joining dissimilar stainless steels such as 409 to itself or to 304l stainless, as well as. Sae 316l grade stainless steel, sometimes referred to as a4 stainless steel or marine grade stainless steel, is the second most common austenitic stainless steel after 304a2 stainless steel. Stainless steel type 304304l rolled metal products. Ams 5507, ams 5648, ams 5653, asme sa 240, asme sa 312, asme sa 479, astm a 240, astm a 276, astm a 276 condition a, astm a 276 condition s, astm a 312, astm a 479, en 1. Why sa 240 gr 316l is not listed in metengr materials 19 jun 16 15.
It finds applications due to both excellent corrosion resistance and high strength. I am not aware that there is a significant difference in the corrosion resistance of one over the other. Stainless plate,tp316l as per astm, asme, jis, en, uns specs. Solution at alloy 409 alloy 410s alloy 420 alloy 425 alloy 440a alloy 430 120f 49c mod acetic 0. Stainless steel grade 316 grade 316 316l technical data summary.
The typical high cr, mo and ni contents of ati 2205 alloy give it a high pre. Astm a240 grade 316l stainless steel sheet, sa240 316l plate. Astm a240 316l stainless steel plate specification. Type 304304l is a versatile, general purpose stainless steel with good resistance to atmospheric corrosion, and to many chemicals and food and beverages. Thus it is extensively used in heavy gauge welded components over about 6mm. Astm a312 asme sa 312 standard for seamless welded stainless steel pipe. They are the austenitic, ferritic, and duplex austeniticferritic families. 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. This is a molybdenumbearing austenitic stainless steels which is more resistant to general corrosion and pittingcrevice corrosion than the conventional chromiumnickel austenitic stainless steels such as type 304. Asme sa240m ss304 s30400 stainless steel plate is widely used in railway vehicle,conveyor belt, bolt,pitting corrosion resistant materials,heat exchanger, condenser and son in oil, natural gas,chemical industry. For sa 240 type 316l, approximately one third of the possible compositions will solidify as austenite, one fourth as. This specification 2 covers chromium, chromiumnickel, and chromiummanganesenickel stainless steel plate, sheet, and strip for pressure vessels and for general applications including architectural, building, construction, and aesthetic applications.
Unitedsteel stainless factory is the large manufacturer to supply sa240 316,sa240 tp 316,ss 316. Stainless steels austenitic stainless steels include the 200 and 300 series of which type 304 is the most common. Shroud head of lightwater reactor for nuclear power plant316l display manufacturing equipment304. Its primary alloying constituents after iron, are chromium between 1618%, nickel 1012% and molybdenum 23%, with small sep, 2001 grade 316l, the low carbon version of 316 and is immune from sensitisation grain boundary carbide precipitation. Lng satellite304 petrochemical plant304, 316l, s31803, e. Type 304304l is the modern version of 188 stainless steel containing approximately 18% chromium and 8% nickel and is the most commonly specified stainless steel used throughout the world. Other areas such as heat treatment, welding, machining, hot and cold working, hardening, work hardening and applications are also outlined. Astm a249 tp304l, tp316l stainless steel tubes asme tp304l.
Ferritic stainless steels are nonhardenable fecr alloys. Sa240 tp316l plates sa240 grade 316l plates india trading. There are three primary classifications within the highperformance stainless steels. Stainless steel 316316l in bar, plate, and tube specifications. Asme sa240 tp 304 stainless steel plate sheet, view asme. 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. Improved general and localized corrosion to 304304l stainless. Asme sa2 tubes shall be made by the seamless process and shall be either hotfinished or cold finished as specified click to download the details of asme sa2 tp304l seamless stainlesssteel. When our phone rings with 316 inquiries, many customers also tell us they are. A summary of changes section appears at the end of this standard order online or call.
Chemical compositions of aisi astmasme and uns austenitic stainless steel grades introduction aisi astm asme and uns. This may, in part, be determined by the cover style and whether you prefer a hard cover or a soft, flexible cover. Sa240 2205, sa240 tp 2205, ss 2205 plate, tp2205sa240. Stainless plate,tp316 as per astm, asme, jis, en, uns specs.
Asad, i like to share my views on the topic with respect to the various applicable code. Sa240 310s,sa240 tp 310s,ss 310s plate,tp310ssa240 316l. Table 1 chemical composition of wrought highperformance austenitic stainless steels wt. Unitedsteel stainless factory is the large manufacturer to supply sa240 316l, sa240 tp 316l,ss 316l. Last previous edition approved in 2004 as a 240a 240m 04. Types 405, 409, 430, 422 and 446 are representative of this group. Stainless 316, 316l, 317, 317l united performance metals. Other elements may be present only in minimal quantities. This number is used to group similar base metals, allowing qualification of an entire selection versus qualification of just one. Assessment of delta ferrite for sa 240 type 304l austenitic. Astm a240 a240m 19 standard specification for chromium. Astm a249 a249m asme sa249 stainless steel tubes grades tp304h, tp309h, tp309hcb, tp310h, tp310hcb, tp316h, tp321h, tp347h, and tp348h are modifications of grades tp304, tp309s, tp309cb, tp310s, tp310cb, tp316, tp321, tp347, and tp348, and are intended for hightemperature service such as for superheaters and reheaters.
The resultant composition of cs 316 gives the steel much increased corrosion. Stainless steel, uns s31600, this is a molybdenumbearing austenitic stainless steels which is more resistant to general corrosion and pittingcrevice corrosion than the conventional chromiumnickel austenitic stainless steels such as type 304. The material presented in this reference book has been prepared for the general. Alloy 410s uns s41008 is a low carbon, nonhardening modification of alloy 410 uns s4 the general purpose 12% chromium martensitic stainless steel. Last previous edition approved in 2004 as a 240 a 240m 04. To evaluate the possible solidification morphologies allowed by the specification asme sa 240 types 304l, the appropriate composition ranges listed in table 1 were used at the extreme values for. Sa 240 restricted carbon modification of 410 that prevents hardening. The mechanical properties at room temperature for sa figures 23 and 24 present estimated room temperature240 plate, type 304l and 316l material, have a published engineering and true asme code minimum stressstrainminimum yield strength of 25. A number in parentheses indicates the year of last reapproval. Why sa 240 gr 316l is not listed in table uha44 cr4.
Stainless 302, 304, 304l, 305 united performance metals. A240 a240m19 standard specification for chromium and chromiumnickel stainless steel plate, sheet, and strip for pressure vessels and for general applications pressure vessels construction duplex stainless steel stainless steel plates stainless steel sheets stainless steel strips. Requirement of solution annealing for ss dished head after. These properties are specified for flat rolled product plate, sheet and coil in astm a240a240m. Types 302 s30200, 304s30400, 304l s30403, and 305 s30500 stainless steels are variations of the 18 percent chromium 8 percent nickel austenitic alloy, the most familiar and most frequently used alloy in the stainless steel family.
Consult with the allegheny ludlum technical center for technical information not provided in this publication and for further details on the data contained herein. Types 316 s31600, 316l s31603, 317 s31700, 317l s31703. For annual book of astm standards volume information, refer to the standards document summary page on the astm website. These base metals are grouped by material and assigned p numbers based on what material they are. High performance stainless steels nickel institute.
Determine what level of durability and longevity you need as you select the binding style tapebound, threadsewn or perfectbound. Grade 316 is an improved version of cs 304, with the addition of molybdenum and a slightly higher nickel content. The primary alloying additions are chromium and nickel. Grade 316h, with its higher carbon content has application at elevated temperatures, as does stabilised grade 316ti. Asme sa2 tp304l seamless stainlesssteel tubes cts tubes. Hightemperature characteristics of stainless steels nidi distributed by nickel development institute produced by american iron and steel institute. Sa240 316l, sa240 tp 316l, ss 316l plate, tp316lsa240 316l. Astm a312 asme sa 312 standard for seamless welded cold. Astm a240 grade 316 chequered plate is commonly used in many industrial applications involving processing chemicals, as well as highsaline environments such as coastal regions and outdoor. Ati allegheny ludlum type 316 stainless steel, uns s31600. Sa240 316, sa240 tp 316, ss 316 plate, tp316sa240 316l.
Asme sa2 covers seamless ferritic and austenitic steel boiler, superheater, and heatexchanger tubes. Plate, sheet, strip a 240 sa240 pipe welded a 790, a 928 sa790 and seamless tube welded a 270, a 789 sa789. Cf8m and cf3m are the cast equivalents of 316 and 316l, respectively. Sa240 316l, sa240 tp 316l, ss 316l plate, tp316lsa240. In most instances, the corrosion resistance of alloys 304, 304l and 304h will be roughly equal in most corrosive environments. Further, some common mechanical properties and other requirements are contained in supplementary requirements rather than within the normal requirements of the standard. Why sa 240 gr 316l is not listed in boiler and pressure. It can be easily welded and processed by standard shop fabrication practices. Duplex uns s31803 uns s32205 duplex stainless steel. Sa240 grade 304 plates sa240 grade 304l plates 304304h. Its primary alloying constituents after iron, are chromium between 1618%, nickel 1012% and molybdenum 23%, with small south africa, india trading company. Stainless plate,tp2205 as per astm, asme, jis, en, uns specs. Part 2, section iimaterials and specifications online companion.
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