stainless plates 60 00mm 316ln grades
ATI 316LN™The molybdenum bearing grades such as ATI 316 and ATI 316LN stainless steels are more resistant to atmospheric and other mild types of corrosion than the 18Cr-8Ni stainless steels. In general, media that do not corrode 18-8 stainless steels will not attack the molybdenum-containing grades.File Size 64KB Page Count 4 Explore further ,
,7p_7p,_ 304 / 304L Stainless Steel Plate - ASTM A-240, ASME SA stainless plates 60 00mm 316ln gradesElongation Min. 40%. 40%. Hardness Max. 95 HRB. 95 HRB. TW Metals offer as wide range of stock sizes and processing capabilities for your companys needs. We stock .1875 2 thick x 48, 60 and 96 wide up to 240 long. Our water jet cutting capabilities for 304 stainless steel plates are up
304 304L 316 316L No 4 Matt Finish Stainless Steel Sheet stainless plates 60 00mm 316ln grades
We keeps Ready Stock Inventory of 304 304L 316 316L No 4 Matt Finish Stainless Steel Sheet Plate and Coils in Mumbai India, SS CR Plates. Distributor of Prime 304 304L 316 316L No 4 Matt Finish Stainless Steel Sheet Plate and Coils from Aperam, Acerinox, Jindal, Outokumpu Brand Material in No.8 Finish to Supply Worldwide. High Quality SS Plate in Various Grade and Specification, Buy Now our stainless plates 60 00mm 316ln grades 304 Stainless Plate Buy Stainless Plate stainless plates 60 00mm 316ln grades304 Stainless Steel Plate, is the most popular and economical of the stainless steels. 304 Stainless Plate offers good corrosion resistance to many chemicals as well as industrial atmospheres and marine environments. 304 Stainless Plate may become slightly magnetic when worked and is not heat treatable.. Specifications AISI 304/304L, ASTM A240, AMS 5513/5511 304/304L|316/316L
316 / 316L Stainless Steel - AMS 5524, AMS 5507 - Sheet stainless plates 60 00mm 316ln grades
316 / 316L Stainless Steel Sheet, Coil Bar - AMS 5524, 5507. Type 316 stainless steel is austenitic steel that differs from grade 304 through the addition of molybdenum, which increases its resistance to chemical corrosion and marine environments. These materials excel in harsher atmospheres, where pitting and crevice corrosion can occur stainless plates 60 00mm 316ln grades 316 Stainless Steel Chemical Compatibility Chart from ISM316 Stainless Steel Chemical Compatibility Chart ver 10-Jan-2020 industrialspe Key to General Chemical Resistance A = Excellent No Effect C = Fair - Moderate Effect, not recommended B= Good - Minor Effect, slight corrosion or discoloration D = Severe Effect, not recommended for ANY use 316 Stainless Steel Plates HRAP Stainless Steel Plate stainless plates 60 00mm 316ln grades316 Stainless Steel Plate Sheet Benefits. There are several benefits that are associated with HRAP stainless steel plates/sheets. Depending on your project needs, the following advantages may or may not serve your specific purposes. The benefits of 316 stainless steel plate, include Corrosion resistance. Increased heat resistance.
316 and 316L ASTM A240 Stainless Steel Plate - Penn Stainless
Penn Stainless Products stocks both 316 and 316L stainless steel plates in plate mill plate and coil plates. A diverse number of widths and lengths are available. 316 and 316L stainless steel plate mill plate comes in widths of 48, 60, 72 and 2 meters (78.74), 84, 96 and 120. The plates come in 96, 120, 144, and stainless plates 60 00mm 316ln grades 316/316L STAINLESS In Stock Castle Metals SiteStainless Steel 316/316L in bar, plate, and tube SPECIFICATIONS GRADE STAINLESS STEEL 316/316L, 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.S., Canada, Mexico, U.K, Singapore, and Shanghai. When our phone rings with 316 inquiries, many customers also tell us they 316/316L Stainless Steel - Penn StainlessPenn Stainless inventory includes 316/316L (UNS S31600 / S31603), in sheet, sheet coil, plate, plate coil, bar, structural and tubular products. Generally, this grade is dual-certified to meet both 316 and 316L. Alloy 316/316L is ideally suited for applications requiring corrosion resistance superior to Type 304 and has good elevated temperature strength.
316L Stainless Steel Sheet,Coil|UNS S31603 Stainless Steel stainless plates 60 00mm 316ln grades
140°F (60°C). Usually regarded as the "marine grade stainless steel" but is not resistant to warm sea water. STAINLESS STEEL 316L COIL HEAT RESISTANCE Good oxidation resistance in intermittent service to 1600°F (870°C) and in continuous service to 1700°F (925°C) Grade 316L is more resistant to carbide precipitation. 316L Stainless Steel Technical Data Sheet - metal shims316L Stainless Steel Technical Data Sheet. Types 316 and 316L are molybdenum-bearing austenitic stainless steel which are more resistant to general corrosion and pitting/crevice corrosion than the conventional chromium nickel austenitic stainless steel such as Type 304. These alloys also offer higher creep, stress-to-rupture and tensile stainless plates 60 00mm 316ln grades 316LN Stainless Steel Coil|UNS S31653 Stainless Steel stainless plates 60 00mm 316ln gradesDin 1.4429 SS 316LN Coils, SS UNS S31653 Coils, Stainless Steel 316LN Coils, 316LN Stainless Steel 316LN Coils Suppliers in India. STAINLESS STEEL 316LNT COIL INTRODUCTION Stainless steel grade 316LN is an austenitic type of steel that is a low carbon, nitrogen-enhanced version of grade 316 steel.
A240 22mm hexad 316l stainless steel plate stockist stainless plates 60 00mm 316ln grades
HDPE PIPE supply the stock stainless steel plate. A240 316L OR 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 304/A2 stainless steel. stainless plates 60 00mm 316ln grades or and so on. Band flares to 29.00mm on the end and has a reduce out opening of 12.00mm stainless plates 60 00mm 316ln grades AISI 316 Stainless Steel Properties, SS 316 Grade Density stainless plates 60 00mm 316ln gradesAISI 316 grade stainless steel is suitable for cold working such as cold heading, cold drawn and cold riveting, but it is more difficult than carbon steel. Machining. AISI 316 stainless steel has higher strength and higher work hardening rate than carbon steel and low alloy steel, so it is more difficult to process. AISI 316LN datasheet,AISI 316LN chemical,AISI 316LN heat stainless plates 60 00mm 316ln gradesAISI 316LN is usually produced by BEF AOD followed by electroslag remelting (ESR) / VAR if necessary for special purpose. Bars and, where applicable, forgings are subjected to ultraic examination based on the different levels according to the buyers' requirements. 100% Ultraic test ASTM E2375 /SAE AMS 2154 /SEP 1923 /GB/T 4162 /EN 10228-3.
ASTM A240 Grade 316 Stainless Steel Sheet and Plate supplier
Aesteiron Steels LLP stocks a wide size range in 316 Stainless steel sheets to provide quick delivery and best price to our customers.We at Aesteiron is one of the oldest and government approved suppliers of ASTM a240 Grade 316 Plate.We are certified stockists and the Government of Alloy 316/316L Austenitic Stainless Steel Plate stainless plates 60 00mm 316ln gradesAlloy 316/316L (UNS S31600/S31603) is a chromium-nickelmolybdenum austenitic stainless steel developed to provide improved corrosion resistance to Alloy 304/304L in moderately corrosive environments. It is often utilized in process streams containing chlorides or halides. The addition of molybdenum improves general corrosion and chloride stainless plates 60 00mm 316ln grades Cn Hms Staalschroot In India Handel, Koop Hms Staalschroot stainless plates 60 00mm 316ln gradesstainless steel plates 44.00mm 316ln grades made in india HEUBACH INTERNATIONAL US$ 2,50-US$ 7,60 / kilogram
Design Guidelines for the Selection and Use of Stainless stainless plates 60 00mm 316ln grades
Duplex stainless steels offer several advantages over the common austenitic stainless steels. The duplex grades are highly resistant to chloride stress corro-sion cracking, have excellent pitting and crevice corrosion resistance and exhibit about twice the yield stength as conven-tional grades. Type 329 and 2205 are typical alloys. HHW Steel Stainless SteelCommon Available Grades of Stainless in Europe. Roth 2016. Descargar ahora. Saltar a página . Está en la página 1 de 24. stainless plates 60 00mm 316ln grades Pb<0.05 C70600 S31653 316LN 0.03 0.75 2.0 0.045 0.03 16.0 How big is a 316L stainless steel plate?How big is a 316L stainless steel plate?Penn Stainless Products stocks both 316 and 316L stainless steel plates in plate mill plate and coil plates. A diverse number of widths and lengths are available. 316 and 316L stainless steel plate mill plate comes in widths of 48, 60, 72 and 2 meters (78.74), 84, 96 and 120.316 and 316L ASTM A240 Stainless Steel Plate - Penn Stainless
Industrial-Grade 316 stainless plate for Specialists stainless plates 60 00mm 316ln grades
About product and suppliers The demand for high-strength and durable structures is on the rise, and so are the demands for 316 stainless plate. has in stock tons of cost-effective and versatile 316 stainless plate uniquely created to meet different design criteria. These 316 stainless plate can be cut and welded to create super-fitting products that are ideal for developing premium stainless plates 60 00mm 316ln grades Magnetic Properties of 304 316 Stainless SteelComposition Mechanism Properties Example 304 stainless steel contains chromium (min. 18%), and nickel (min. 8%). It is an austenite steel and is only slightly responsive to magnetic fields. It also contains 18 20% chromium and 8-10.50% nickel, and lesser quantities of some other elements.See more on greenwoodmagnetics China SA240 316 316L 316ti 316h Stainless Steel Plate stainless plates 60 00mm 316ln gradesFor the hot rolled 316 Stainless Steel plate, the thickness include 3.0mm, 4.0mm, 5.0mm, 6.0mm, 8.0mm, 10.0mm, 12.0mm, 14.0mm, 16.00mm. It is one of the leading companies specializing in trading stainless steel sheets and coils. All the 316 stainless steel plates, we can customize for our customers' requirements. Description of 316 stainless stainless plates 60 00mm 316ln grades Metals Depot&- Stainless Sheet Type 316 Shop Online!316/316L Stainless Steel Sheet, is a popular grade of stainless where superior corrosion resistance is of primary importance. 316 Stainless sheet is widely used in marine and highly acidic environments, underwater equipment, surgical tools, food and pharmaceutical applications.The addition of molybdenum increases the corrosion resistance of 316 Stainless over the more economical 304 grade.
Specification Sheet Alloy 316/316L
An Austenitic Stainless Steel Containing Molybdenum Which is More Corrosion Resistant than the Conventional 304/304L Stainless Steel Alloy 316-316L 06/2014 SandmeyerSteel SANDMEYER STEEL COMPANY ONE SANDMEYER LANE PHILADELPHIA, PA 19116-3598 800-523-3663 +1-215-464-7100 FAX +1-215-677-1430 Providing Solutions, With Materials and Stainless 316, 316L, 317, 317L - upmetMinimum 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. Minimum Room Temperature Mechanical Properties, ASTM A240 and A666 Specifications . 205. Temperature Range °C °F J/kg°K Btu/lb/°F Stainless Sheets Chatham SteelStainless Steel Sheets Type 304, 304L 316L No. 2B Finish Cold Rolled, Annealed *No 2D Finish No. 3 Finish Polished One Side No. 4 Finish Polished One Side
Stainless Steel - Grade 316L (UNS S31603)
Key Properties Grade Specification Compari Corrosion Resistance Heat Resistance Heat Treatment Welding Machining Hot and Cold Working Hardening and Work Hardening Applications These properties are specified for the flat-rolled products (plate, sheet, and coil) in ASTM A240/A240M. Similar but not necessarily identical properties are specified for other products such as pipe and bar in their respective specifications. See more on azom Stainless Steel Plate Sizes 316, 304 Metal SuppliesSTAINLESS STEEL PLATE RANGE . Metal Supplies supply a range of steel plate products across the UK and internationally. We are a leading provider of metal and metal services to both domestic and commercial customers, including a comprehensive range of stainless steel products. We most likely have the stainless steel plate stock size and grade you want ready for immediate dispatch, including stainless plates 60 00mm 316ln grades Stainless Steel 316/316l (UNS S31600)Stainless Steel 316 has superior corrosion resistance properties as well as elevated stainless plates 60 00mm 316ln grades Steel grade 316L offers good performance in the sulfur conditions that occur in the pulp and paper commerce. It can be utilized in high contents at stainless plates 60 00mm 316ln grades 316 29 % 60 oC 140 oF 10.3 days 2.5 Mm/y 100 mpy Stainless Steel 316LN Pipes Tubes Manufacturer316LN SS stainless plates 60 00mm 316ln gradesSavoy PIping Inc. is government recognised leading supplier and exporter of stainless steel 316LN Pipes tubes, 316LN ss Seamless Pipes, stainless steel UNS S31653 welded tubes, ss 316LN Pipes, ss 316LN tubes, stainless 316LN efw Pipes, ss WNR 1.4429 erw tubes, stainless 316LN erw Pipes, steel UNS S31653 efw Tubes in india.
Stainless Steel Plate - 304 and 316 Stainless Steel Plate stainless plates 60 00mm 316ln grades
Stainless Steel Plate. Ryer stainless steel plate come in a variety of thicknesses and tolerances. Stainless 304 304L stainless steel plate thickness is often used in stamped and machined parts for processing equipment while 316 316L stainless steel plate are employed by the chemical, marine and power transmission industries. Stainless Steel Plate Steel Sheet Brown McFarlaneProducts are always available in grades 304, 316, S31803 (Duplex), and both S32750 and S32760 (Super Duplex). Stainless steel sheets and plates available to order up to 12m long and 3m wide in grades with core ranges of 304/304L stainless steel plate. 304H stainless steel plate. 316/316L stainless steel plate. 321/321H stainless steel plate. Stainless Steel Plates - Stainless Steel Patti ASTM A182 stainless plates 60 00mm 316ln gradesThese plates can be availed in different grades like austenitic, duplex, martensitic and ferritic. Furthermore, the stainless steel plates offered by us can be provided in 3 mm to 100 mm thickness and 1000 mm to 3200 mm width. The length of these plates can be custom-made in 2438 mm/3048 mm/6096 mm and 13500 mm.
Stainless Steel Round Bar 316L / 316S11 (1.4401 1.4404 stainless plates 60 00mm 316ln grades
Stainless Steel Round Bar 316L / 316S11 (1.4401 1.4404) is stocked, processed and supplied in dimensions from 1/16 Dia to 16 Dia. Grade 316 is the standard molybdenum-bearing grade, second in importance to 304 amongst the austenitic Stainless Steels. The molybdenum gives 316 better overall corrosion resistant properties than Grade 304 stainless plates 60 00mm 316ln grades Stainless Steel Sheet Weight Calculator, SS 304 Sheet stainless plates 60 00mm 316ln gradesUse this free tool to easily estimate the weight of Stainless Steel Sheet Plate / Coil. Whether your plates are round or square, it will automatically calulate for plates with or without holes. Simply enter the dimensions and quantity to get the total weight. Stainless Steel Sheet and Plate ProductsLike sheet, stainless steel plate comes in standard sizes varying in width from 4 to 8 and in length from 8 to 20, but can also be customized to suit the application. Stainless cut plate may be sheared in thicknesses up to 3/8, and plasma cut in thicknesses over that. Waterjet, band-saw, or
Stainless Steel Sheets Plates Exporter in Spain, Steel stainless plates 60 00mm 316ln grades
Standards Grade IS 2062 EN-8, ASTM A516, ASTM A515, ASTM A537 GR 60, 70, Class1, Class2 . AS Hot Rolled Plain Sheet in Spain, Mild Steel Plate in Spain, Coated Alloy Steel Coil in Spain Standards Grade ASTM A387 /ASME AS387 Class 1 Class 2 GR 5, 9, 11, 12, 22. Super Duplex Coated Steel Plate in Spain, Duplex Steel Plain Sheet Coil in stainless plates 60 00mm 316ln grades Steel Plate, Floor Plate Sheet ProductsSteel Plate Sheet ASTM A-514 Plate *This grade of steel may be susceptible to cracking in the heat-affected zone of welds during post-weld heat treatment (stress relief). stainless plates 60 00mm 316ln grades manganese is permitted, up to a maximum of 1.75% for Grades 50, 60, 70 and up to a maximum of 1.90% for Grade 80. Sturdy, Powerful die steel grades - Steel Grade Hot Rolled Carbon Steel Plate A387 A572 Grade 50 A516 Gr 60 Carbon Steel Sheet. $450.00-$650.00 / Ton. 1 Ton stainless plates 60 00mm 316ln grades STAINLESS STEEL SHEET 2.00MM 316LN GRADES FROM FACTORY. $1.50-$5.50 / Kilogram. stainless plates 60 00mm 316ln grades Top Grade 316L Surgical Stainless Steel Heavy Solid Die Casting Square Shaped Hammered Dots Rose Gold Plated Ring.
Surplus Plate Listing - JFI Steel
Click HERE for LDX 2101 Super Duplex Stainless Steel Plate (Replaces Grades 304+316 Stainless Steel) Page updated monthly. Please contact us for up to date quantities and pricing. All beam pricing and availability is subject to prior sale. stainless plates 60 00mm 316ln grades Steel Plate (60" x 110" x 57" 6" x 9" x 104") 131 O/J CALL 60" x 81" Steel Plate 160 O/J CALL stainless plates 60 00mm 316ln grades Type 316/316L Stainless Steels Explained - ThoughtCoMarine-grade stainless steel, called type 316, is resistant to certain types of corrosive environments. There is a variety of different types of 316 stainless steel. Some common types are the L, F, N, and H variants. Each is slightly different, and each is used for different purposes. The "L" designation means 316L steel has less carbon than 316. Types and grades of Stainless Steel Plate // Stainless stainless plates 60 00mm 316ln gradesAustenitic Grades Martensitic Grades Ferritic Grades Duplex Grades Precipitation Hardening Grades Super Alloy Grades Austenitic grades are those alloys which are commonly in use for stainless applications. The austenitic grades are not magnetic. The most common austenitic alloys are iron-chromium-nickel steels and are widely known as the 300 series. The austenitic stainless steels, because of their high chromium and nickel content, are the most corrosion resistant of the stainless group providing unusually fine mechanical properties. They cannot be hardened by heat treatment, but can be hardened significantly by cold-worki See more on sppusa Stainless Steel Grades - Continental Steel Tube CompanyType 440. a higher grade of cutlery steel, with more carbon in it, which allows for much better edge retention when the steel is heat treated properly. It can be hardened to Rockwell 58 hardness, making it one of the hardest stainless steels. Also known as "razor blade steel". Available in three grades 440A, 440B, 440C (more common) and 440F stainless plates 60 00mm 316ln grades
Virwadia Steels - Manufacturer from Parrys, Chennai, India stainless plates 60 00mm 316ln grades
VIRWADIA STEELS is one of the leading manufacturers, suppliers and Stockiest of Stainless Steel Flat Bars, Round Bars Angles. Stainless Steel High Nickel Alloy Round Bars. Flat Bar Size Range 20x3mm to 150*30mm upto 6 meters length. Round Bar Size Range 10.00mm to 125.00mm Weight Density of Stainless Steel 304, 316, 316L 303 stainless plates 60 00mm 316ln gradesWeight Density of Stainless Steel 304, 316, 304L 316L. The density of stainless steel is about 7.9 g/cm3. The weight of stainless steel per cubic inch is 0.285 pound, per cubic foot is 490 pounds. Density also known as specific mass or specific gravity, is a measure of the mass in a specific volume. What are the grades of stainless steel plates?What are the grades of stainless steel plates?Products always available in grades 304, 316, S31803 (Duplex), and both S32750 and S32760 (Super Duplex). Can be offered as full size plate, cut plate, or cut to any size or shape using our computer controlled high definition plasma machines.Stainless Steel Plate Steel Sheet Brown McFarlane
What kind of stainless steel plate is 304?What kind of stainless steel plate is 304?304 / 304L Stainless Steel Plate 304 and 304L stainless steel plates are part of the austenitic family of stainless steel and they are one of the most versatile and widely used varieties of stainless plate.304 / 304L Stainless Steel Plate - ASTM A-240, ASME SA -240 and A666 stainless plates 60 00mm 316ln grades What makes stainless steel grade 316ln so good?What makes stainless steel grade 316ln so good?Stainless steel grade 316LN is an austenitic type of steel that is a low carbon, nitrogen-enhanced version of grade 316 steel. The nitrogen content in this steel provides solid solution hardening, and raises its minimum specified yield strength. It also possesses good resistance to general corrosion and pitting/crevice corrosion.Stainless Steel Grade 316LN (UNS S31653) astm 316 no 1 stainless steel sheet , Experts in Manufacturing stainless plates 60 00mm 316ln grades
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55. $20.47 with Subscribe Save discount. Get it as soon as Thu, Oct 7. FREE Shipping on orders over $25 shipped by . 18/8 Stainless Steel Round Plates, 11 Inches, Metal 304 Dinner Plate Dishes, Dishes for Dinner/Snack/Camping, Reusable and Dishwasher Safe, Set of 4. 5.0 out of 5 stars. wire array stainless Topics by Science.govA comparative evaluation of the tensile strength of silver soldered joints of stainless steel and cobalt chromium orthodontic wires with band material--an in vitro study.. PubMed. Dua, R; Nandlal, B. 2004-03-01. The present study was conducted to compare and evaluate the tensile strength of silver soldered joints of stainless steel and cobalt-chromium orthodontic wires with band material.ATI 316LNThe molybdenum bearing grades such as ATI 316 and ATI 316LN stainless steels are more resistant to atmospheric and other mild types of corrosion than the 18Cr-8Ni stainless steels. In general, media that do not corrode 18-8 stainless steels will not attack the molybdenum-containing grades.
Equivalents UNS S31653, 1.4429 Images of Stainless Plates 60 00mm 316LN Grades
sunshinesteel.cnSTAINLESS PLATE - Buy STAINLESS PLATE, PLATE AND SHEETS, Product on SHIJIAZHUANG SUNSHINE IMP stainless plates 60 00mm 316ln gradesstainlesssteel-sheetmetalS21800 Stainless Steel Round Bar , Solid Nitronic 60 Stainless Steel Rodstainlesssteel-sheetmetal316LN Stainless Steel Seamless Pipe UNS S31653 Stainless Steel Grade 316LN UNS S31653ahlstainlessStainless PlatedirdiamartStainless Steel 316LN - SS 316LN Latest Price, Manufacturers Suppliersketelkraal.za200L 6 inch 4 plate Stainless Steel Complete - Ketelkraal images Stainless Steel Grade 316LN (UNS S31653)Stainless steel grade 316LN is an austenitic type of steel that is a low carbon, nitrogen-enhanced version of grade 316 steel. The nitrogen content in this steel provides solid solution hardening, and raises its minimum specified yield strength. It also possesses good resistance to general corrosion and pitting/crevice corrosion. 40 secs 316 / 316L Stainless Steel Plate - ASTM A240 ASME SA240 stainless plates 60 00mm 316ln grades316 / 316L stainless steel plates are part of the austenitic family of stainless steel and is the most widely used varieties of stainless plate. 316 grades contain a higher level of Nickel than 304 giving it an improved corrosion resistance over 304 grades. 316/316L plate is a good option for marine applications due to a good atmospheric corrosion resistance. 316L is a low carbon modification stainless plates 60 00mm 316ln gradesFile Size 64KB Page Count 4 Explore furtherDifference between AISI 316, 316L and 316LN Stainless stainless plates 60 00mm 316ln gradesmatmatchStainless Steel Grade 316LN (UNS S31653) - azom316LN (S31653, 1.4429) Stainless Steel Plates Suppliers stainless plates 60 00mm 316ln gradesthemetalsfactoryStainless Steel 316LN Round Bars Rods Manufacturer, SS stainless plates 60 00mm 316ln gradesneonalloysRecommended to you based on what's popular 316LN (S31653, 1.4429) Stainless Steel Plates Suppliers stainless plates 60 00mm 316ln gradesASTM A240 316LN (UNS S31653, 1.4429) Stainless Steel Plate Available for Sale Hot Rolled, Annealed Pickled No.1 Finish in Size Range of 3mm to 100mm. If you are looking to purchase 316LN stainless steel plates, please email us on [email protected] or call us on +919833604219. Metline is a leading manufacturer and supplier of ASTM A240 316LN stainless plates 60 00mm 316ln grades