Home>News>ms plate astm a36 carbon plate

ms plate astm a36 carbon plate

ASTM A36 Plate, A36 Carbon Steel Sheet, A36 Mild Steel ms plate astm a36 carbon plate

We are trustworthy reputed stockist of ASTM A36 Carbon Steel Shim Sheet, ASTM A36 Mild Steel Plates, IS 2062 MS A36 Plate, ASTM A36 Steel Polished Plate, ASME SA 36 Carbon Steel Hot Rolled Plates. Aakash Steel is leading manufacturer, supplier and exporter of ASTM A36 Steel Plates (plate) Is ASTM A36 equivalent to SAE 1020?Is ASTM A36 equivalent to SAE 1020?ASTMA36Carbon Steel vs. SAE-AISI1020Steel Both ASTMA36carbon steel and SAE-AISI1020steel are iron alloys. Their average alloy composition is basically identical. There are 31 material properties with values for both materials.ASTM A36 Carbon Steel vs. SAE-AISI 1020 Steel ms plate astm a36 carbon plate(plate) What is the grade of ASTM A36?What is the grade of ASTM A36?A-36 is a material gradeand designation defined in ASTM A36/A36M-08 standard. ASTM A36/A36M-08 is an international material standard for billet steel for general structural usage.ASTM A36/A36M-08 Structural A-36 Steel

What strengths is ASTM A36 graded for?What strengths is ASTM A36 graded for?The ASTM A36 standard covers low-carbon steels that are commonly used in construction and other heavy industries. The American Society for Testing and Materials (ASTM) designate A36 by both its chemical composition and mechanical properties, especially yield strength which must reach a minimum of 250 MPa or 36000 psi .What is ASTM A36? - Matmatch(plate) 100%(1)Brand BrandMild Steel Plate MS Sheet IS 2062 GR B ASTM A36 ms plate astm a36 carbon plate

ASTM Hot Rolled Carbon Steel Sheet MS Plate (A36, SS400, S275JR S355JR) Carbon steel plate hot rolled 6mm - 100mm MS Steel Plate MS Hot Rolled Chequer Steel Plate, 2mm 3mm 4mm carbon steel plate Ms carbon structural steel plate /steel plate a36 with 4*1500*3000 mm(plate) 2205 Duplex Stainless Steel Plate Sheet Ms A36 Carbon ms plate astm a36 carbon plate(steel) ASTM A36 Steel Properties, Modulus of Elasticity, Yield 2205 Duplex Stainless Steel Plate Sheet Ms A36 Carbon Steel Plate. ASTM A36 Steel. ASTM A36 steel is one of the most widely used carbon structural steels, although the carbon content of A36 material is maximum 0.29%, it is considered to be the mild steel (content of carbon 0.25%).. ms plate astm a36 carbon plate

A36 Plate, ASTM A36 Carbon Steel Plate Supplier in India

A36 Steel Plate, ASTM A36 Structural Steel Plate, A36 / SA36 Plates, ASTM A36 Sheets, A36 Plate Suppliers & Exporter in India. A36 Plate is the most commonly used material for structural steel fabrication applications.A36 steel plate is used in several different sectors for a number of purposes owing to its reasonably low cost.Our ASTM A36 Plates are used in a wide range of applications such ms plate astm a36 carbon plate(plate) AISI/ASTM A36 Hot Rolled/Cold Rolled Ms Carbon Steel (steel) Mild Steel A36 Carbon Steel Plate. US $400-750 / Ton. St-37 S235jr S355jr S355 Hot Rolled 15mm Carbon Steel Plate. US $400-700 / Ton. A36, Ss400, S235, S355 Hot Rolled Mild Steel Plate. US $400-800 / Ton. 8mm 10mm 12mm 14mm Thick Q235B Hot Rolled Steel Plate. US $400-750 / Ton.(plate) ASME SA455 Pressure Vessel steel plates__Steel Supplier(steel) The adopt standard is ASME SA455/SA455M -90, It is for pressure vessel steel plates, carbon steel, high Strength manganese. The very important is Si, At ASME SA455 Standard; The Si element should be less 0.13% at products analysis. That is different with GB Q235B,and JIS SS400, and EN S235JR, ASTM A36 carbon steel plates.

ASTM A36 A283 S235jr Hot Rolled Ms Carbon Steel Plate for ms plate astm a36 carbon plate

Steel Plate, Carbon Steel Plate, Ms Plate manufacturer / supplier in China, offering ASTM A36 A283 S235jr Hot Rolled Ms Carbon Steel Plate for Building Structure, DIN 2391 St52 Honed Pipe, ASTM A182 Gr. F5 3000 Lb ASME B16.11 Threadolet and so on.(plate) ASTM A36 ASTM A36 STEEL PLATE__Steel Supplier(steel) astm a36 astm a36 steel plate ASTM A36 Standard Specification for Carbon Structural Steel SA203 Grade A is used inbolted constructionbridgesbuildingsriveted constructionstructural steel.welded construction(plate) ASTM A36 Carbon Steel Sheets & Plates, ASTM A36 CS Coils ms plate astm a36 carbon plate(steel) These ASTM A36 sheets & plates consist of carbon (0.026%) max, phosphorus (0.04%) max, sulphuric (0.05%) max, silicon (0.4%) max and copper (0.2%) max. Mechanical properties include tensile strength ksi of 58 to 60 and yield 2% offset ksi 36 with an elongation in 8in is minimum 20% and elongation in 2in is minimum 23%.

ASTM A36 Cold Rolled Ms Mild Carbon Steel Plate Suppliers ms plate astm a36 carbon plate

ASTM A36 Cold Rolled MS Mild Carbon Steel Plate . Carbon steel plate is used for a variety of applications requiring durability and strength. Different alloys offer various levels of machinability, weldability, strength and corrosion resistance.(plate) ASTM A36 Hot Rolled Mild Carbon Chequered Steel Plate(steel) China Mill Factory (ASTM A36, SS400, S235, S355, St37, St52, Q235B, Q345B) Hot Rolled Ms Mild Carbon Steel Plate for Building Material and Construction US $490-510 / Ton China Mill Factory (ASTM A36, SS400, S235, S355, St37, St52, Q235B, Q345B) Hot Rolled Ms Mild Carbon Steel Coil for Building, Decoration and Construction(plate) ASTM A36 Mild Steel Plates ms plate astm a36 carbon plate(steel) ASTM A36 steel plate is one of the most widely used carbon structural steels used in the industry. It can be riveted, bolted or welded in the construction of bridges and buildings, and for general structural purposes. ASTM A36 is known to be an equivalent to EN S275 steel plate. A36 STEEL PLATE SIZES. 3/16 28 TYPICAL CHEMICAL PROPERTIES

ASTM A36 Plate, A36 Carbon Steel Plates Stockists

A36 Carbon Structural Steel Plates Supplier in Mumbai, ASTM A36 Hot Rolled Plate Exporter, IS 2062 MS A36 Plate Stockists in India. These plates exhibit greater tensile and yield strength and also greater corrosion and heat resistance. These plates are also having good formability and (plate) ASTM A36 Plates Supplier - Rajveer Stainless(steel) A36 Plates, ASTM A36 Steel Plates, A36 Pressure Vessel Plate, A36 Mild Steel Plates, A36 Low Carbon Steel HR Plates, A36 MS Plates Cold Rolled Plates, ASTM A36 Carbon Structural Steel Industrial Plates, Plates Manufacturers and Suppliers Rajveer Stainless is a popular name in the industry for providing the highest quality of ASTM A36 Plates.(plate) ASTM A36 Plates Supplier, Stockist in Mumbai India(steel) EQUIVALENT GRADE OF ASTM A 36 Plate. The grade A 36 means its a kind of a low carbon that is coated or covered with a formability. This grade is easy to use in the machine work and can get fabricate easily. It is also called as the common structural steel plate galvanized to

ASTM A36 Steel Plate - A36 Carbon Steel Plate ms plate astm a36 carbon plate

ASTM A36 Steel Plate is one of the most common grades of steel used in structural applications. This mild carbon steel grade contains chemical alloys that give it properties such as machinability, ductility, and strength that are ideal for use in constructing a variety of structures.(plate) Brand CHINA MITTELPrice Range $400 - $600Carbon Steel ASTM A36 Sheets and Plates, S275JR Sheet ms plate astm a36 carbon plate(steel) Carbon Steel S275 JR Slatting Sheets, which is as well recognized as press stud, snap, tich or popper, is a brace of interconnecting discs. These Carbon Steel A36 JR Slatting Plates are being made out of a metal or plastic, which is usually used in preference to buttons to (plate) Carbon Steel IS 2062 GR A36 Sheets and Plates, ASTM A36 ms plate astm a36 carbon plate(steel) Carbon Steel IS 2062 GR A36 Sheets and Plates Mild STEEL A36 HIGH QUALITY PLATES DISTRIBUTORS, UNS K02600 Mild STEEL HR PLATE DEALER, A36 MS PLATES STOCKIST, MS DIN 50049 3.1 HOT ROLLED PLATES, Carbon Steel IS 2062 GR A36PLATE EXPORTER, MS A36 PLATE MANUFACTURER & SUPPLIERS.

Carbon Steel Plate Price, 2021 Carbon Steel Plate Price ms plate astm a36 carbon plate

10mm Thickness ASTM A283 A36 Grc A285 Grade C Cold Rolled/ Hot Rolled Carbon/304 201 Stainless/Galvanized Steel Plate PriceHot and Cold Rolled 2mm/4mm/6mm/8mm Thick Galvanized /Carbon /Stainless Steel Plate PriceFavorable Price Hot Sell Carbon Steel Plate AISI S235jr SA283grASTM Hot Rolled Price Mild Carbon Steel Platems plate astm a36 carbon plate(steel) a36 carbon steel plateastm a36 steel plate priceastm a36 plate specificationastm a36 plate current pricea36 steel plate pricesteel plate thickness a36a36 steel plate suppliersa36 steel plate thickness chartSome results are removed in response to a notice of local law requirement. For more information, please see here.(plate) Carbon Steel Plate Supplier India / Carbon Steel Plate ms plate astm a36 carbon plate(steel) Types of Plate. Hot Rolled Mild Steel Plate A36 0.2 MM THICKNESS x WIDTH 1000 MM / 1250 MM / 1500 MM / 2000 MM / 2500 MM X LENGTH 1000 MM / 2500 MM / 3000 MM / 6000 MM IS 2062 Carbon Steel Plates 0.2 MM THICKNESS x WIDTH 1000 MM / 1250 MM / 1500 MM / 2000 MM / 2500 MM X LENGTH 1000 MM / 2500 MM / 3000 MM / 6000 MM A36 Steel Plates 0.2 MM THICKNESS x (plate) China ASTM A36 Carbon Metal Ms Sheet Steel Plate Price (steel) China Mill Factory (ASTM A36, SS400, S235, S355, St37, St52, Q235B, Q345B) Hot Rolled Ms Mild Carbon Steel Plate for Building Material and Construction US $499-599 / Ton A36 Mild Checkered Steel Sheet Chequered Steel Pattern Plate for Platform Usage

China ASTM A36 Hot Rolled Ms Mild Carbon Steel Sheet ms plate astm a36 carbon plate

Ms Plate, Ms Sheet, Mild Steel Plate manufacturer / supplier in China, offering ASTM A36 Hot Rolled Ms Mild Carbon Steel Sheet, China Factory Mill Hot Rolled Reinforcing Ribber Reinforcing Deformed Steel Bar Rebar for Building Material (ASTM A615 Gr40 ASTM A615 Gr60 HRB400 HRB500 HRB600), Hot Rolled Reinforcing Ribber Reinforcing Deformed Steel Bar Rebar for Building Material (ASTM A615 (plate) China ASTM A36 Q345 Q235 25mm St52 Thick Ms Mild (steel) ASTM A36 Q345 q235 25mm st52 thick ms mild carbon steel sheet Carbon steel plates have many uses and a large amount. They are mainly used in railways, bridges, and various construction projects to manufacture various metal components that bear static loads, and unimportant mechanical parts and general welded parts that do not require heat ms plate astm a36 carbon plate(plate) China Ms Plate, Ms Plate Manufacturers, Suppliers, Price ms plate astm a36 carbon plate(steel) China Supplier S275jr /Dx51d/Painted/Q345/Ms/Galvanized/Construction/Carbon Mild/Hot Rolled Steel PlateChina Mill Factory (ASTM A36, SS400, S235, S355, St37, St52, Q235B, Q345B) Hot Rolled Ms Mild Carbon Steel Plate for Building Material and ConstructionMs Plate, Mild Steel Plate, Carbon Steel, Cold Rolled Steel Plate (A36, SS400, S275JR S355JR)Mild Steel Plate Structural Ms Carbon Steel Plate (A36 Q235 Q345 S275JR S235JR S355JR S355j2)China Ms Plate, Mild Steel Plate, Carbon Steel, Cold ms plate astm a36 carbon plate(steel) Steel Sheet, Steel Plate, Cold Rolled Steel Plate manufacturer / supplier in China, offering Ms Plate, Mild Steel Plate, Carbon Steel, Cold Rolled Steel Plate (A36, SS400, S275JR S355JR), Stainless Steel Sheet Price 1.4841, Stainless Steel Sheet 1.4841 and so on.

China S235jr Q235B Ss400 A36 Carbon Mild Steel Plate Iron ms plate astm a36 carbon plate

Steel Sheet, Steel Plate, Iron Sheet manufacturer / supplier in China, offering S235jr Q235B Ss400 A36 Carbon Mild Steel Plate Iron Metal Ms Steel Sheet for Building Material, Hollow Section Square Shs Rhs Gabanised Steel Pipe, Thread Hot DIP Galvanized Pipe with Cap and so on.(plate) China St37 Ms Plate 5mm 10mm Mild Steel Sheet - China ms plate astm a36 carbon plate(steel) Steel Plate, Mild Steel Plate, Ms Steel Plate manufacturer / supplier in China, offering St37 Ms Plate 5mm 10mm Mild Steel Sheet, ASTM A36 Hot Rolled Carbon Steel Plate Price Per Sheet of 20mm Steel Plate Weight, ASTM A36 Standard Mild Steel Plate Weight of 3mm Thickness Steel Plate and so on.(plate) China Structural Ms Carbon Steel Plate A36 Q235 Q345 ms plate astm a36 carbon plate(steel) Alloy Mild Steel Plate, ASTM Ms Carbon Steel Plate, Alloy Carbon Steel Plate Steel Material manufacturer / supplier in China, offering Structural Ms Carbon Steel Plate A36 Q235 Q345 S275jr S235jr S355jr S355j2 Price, Zinc Coated G90 Galvanized Steel Roof Sheet for Building Material, Cold Rolled Zinc Coated G90 Galvanized Corrugated Metal Roofing Sheet and so on.

Comparison of ASTM A36 steel plate and SS400 steel plate ms plate astm a36 carbon plate

Steel grades ASTM A36 and SS400 under JIS G3101 both are common used carbon structure steels,mild steels.When rolling steel plates ASTM Grade A36,As rolled or Controlled rolled is ok for thickness belows 40mm (1.5inch) normally.If above 40mm (1.5inch),customers can choose Normalized for improve steel property.Stee plates SS400 is also the same. ms plate astm a36 carbon plate(plate) File Size 790KBPage Count 80ASTM A36 Plates, ASTM A36 Low Carbon Steel Plates(steel) The alloy is available in various forms such as rectangular, circular, angles, square, and various other forms. ASTM A36 CARBON STEEL PLATE are having various properties that are there as per the inherited alloy in the manufactured plates. There are various properties that are present in the manufactured steel plates.(plate) Images of MS Plate ASTM A36 Carbon Plate(steel) imagesASTM A36 Carbon Steel Plate and ASME SA36 MS Sheet (steel) ASTM A36 steel plate is one of the most popular hot rolled, low carbon steel plates which used in fabrication, manufacturing, and repair projects. It adds strength and rigidity to any project at a lower price compared to other grades of steel plate.

Mild Steel / Carbon Steel Plate Plates Supplier, Exporter ms plate astm a36 carbon plate

MS Plates, Mild Steel Checkered Plate Stockholder, Mild Steel Low Carbon Steel Plate Dealer, Q245 R Plate, Mild Steel IS 2041 R260 Plate, Low Tensile Strength Mild Steel Plate, SA 285 GR.C, Mild Steel Hot Rolled Structural Steel Plate, Mild Steel HR Plate Manufacturer in Mumbai India(plate) Mild Steel A36 Plates Supplier, MS A36 Cold Rolled Plate ms plate astm a36 carbon plate(steel) Marc Steel is a known exporter and manufacturer of ASTM A36 Mild Steel Plates, which has some excellent features to offer such as non-corrosive, sturdy construction, dimensional accuracy and more. We are also counted among the reputed stockiest and supplier of ASTM A36 Mild Steel Sheets. Mild Steel ASTM A36 Plates We are as well widely engaged in offering a large assortment of ASTM A36 (plate) Mild Steel Plate Philippines, Mild Steel Plate Price List ms plate astm a36 carbon plate(steel) The raw materials in ASTM A36 plate is a low carbon steel that exhibits good strength coupled with formability.It is easy to machine and fabricate and can be securely welded. A36 is a common structural steel plate that can be galvanized to provide increased corrosion resistance. ms plate astm a36 carbon plate Astm A36 MS Plates stockist in Philippines . Our Mild Steel ms plate astm a36 carbon plate

Mild Steel Plate Supplier in UAE,ASTM A36 Mild Steel Plate ms plate astm a36 carbon plate

We stock a vast amount of ASTM A36 plate,is a low carbon steel that exhibits good strength coupled with formability.It is easy to machine and fabricate and can be securely welded. A36 is a common structural steel plate that can be galvanized to provide increased corrosion resistance. ms plate astm a36 carbon plate Astm A36 MS Plates stockist in UAE . Our Mild Steel ms plate astm a36 carbon plate(plate) Mild Steel Plate, MS Sheet, ASTM A36 Low Carbon Steel ms plate astm a36 carbon plate(steel) Mild Steel Plate, MS Sheet, ASTM A36 Low Carbon Steel Strip & Coil Mild Steel Plate Is Commonly Referred To As A Low Carbon Steel Plate, Its Come In Various Sizes & Grades. Standard Thickness Range From 3 To 150mm. Cutting Service Also Provides As Per Length You Need.(plate) Mild Steel PlatesCarbon Steel Plates ASTM A36Mild ms plate astm a36 carbon plate(steel) Contact Steber Steel today for a IS 2062 Grade B Carbon Steel Plates and ASTM A36 Carbon Steel Plates competitive quotation call (+91) 22-23824442 e-mail [email protected]

People also askWhat is ASTM a36m equivalent European standard steel plate?What is ASTM a36m equivalent European standard steel plate?What is ASTM A36M Equivalent European Standard steel plate. ASTM A36M steel is a very frequently used hot-rolled mild steel. A36M steel maintains a somewhat rough surface and can be machined and manipulated using a variety of processes. These include multiple types of welding,as well as grinding,drilling,punching,and riveting.What is ASTM A36M Equivalent European Standard steel plate ms plate astm a36 carbon plate(plate) Special Mild Steel Plates, ASTM A36 Manufacturer in India ms plate astm a36 carbon plate

ASTM A36 Low Carbon Steel Plates Exporters, A36 HR Plate Stockholder, ASTM A36 Hot Rolled Steel Plates, ASME SA36 Carbon Structural Steel Plate Supplier in Mumbai, India. These features also enable plates to easily withstand high temperature and pressure without getting damaged.(plate) Specialize Shim Sheet, Perforated Sheet, B. Q. Profile.Standard AISI, ASTM, BS, DIN, GB, JISSpecifications ASTM A36 / ASME SA36Thickness 0.5-100mmASTM A36 Steel Plate - Completely Specifications You ms plate astm a36 carbon plate(steel) What Is ASTM A36Why A36 Steel Plate Is The Top Rated Material in ConstructionsMaterial Properties/SpecificationsA36 Low Carbon (Mild) Steel Plate Advantages and UsageThe A36 steel developed by ASTM international is one of the popular and widely used carbon structural steels which is mild and hot rolled. ASTM A36 has ultimate welding properties and it is perfectly suitable for punching, grinding, drilling, tapping and machining processes. Unlike higher-performance alloys, these structural steel plate properties allow the steel to be used in many applications.See more on octalsteelPlate Specification Guide 2015-2016 - ArcelorMittal(steel) 2015-2016 Plate Steel Specification Guide Page 2 ASTM Specifications SPECIFICATION A36 A36 A36 A36 A36 A131* Type of Steel Carbon Carbon Carbon Carbon Carbon - Requirements for Delivery A6 A6 A6 A6 A6 - Tensile Strength (ksi) 58/80 58/80 58/80 58/80 58/80 - Yield Strength (Min. ksi)

Standard IS 2062 GR E250 , E350 , E410 AND E450 A / B / BO / BR, A36, etcWidth 1000mm 3000mmThickness 1mm - 300mmASTM A36/A36M Hot Rolled MS Carbon Steel Plate Hot

AISI/ASTM A36 Hot rolled/Cold Rolled ms carbon steel plate/sheet with high quality.(plate) Steel Plate Coils - Ryerson(steel) Steel Plate Coil Ryerson stocks carbon plate coil in 1008/1010, conversion to A36 and conversion to A572-50 to match a wide range of applications. Coil is hot rolled, or pickled and oiled, with a mill edge. These carbon plate coils are suitable for processing and offer good weldability.(plate) Steel Structure ASTM A36 A283 S235jr Mild Carbon Steel Plate(steel) Building Material, Steel Sheet, Steel manufacturer / supplier in China, offering Steel Structure ASTM A36 A283 S235jr Mild Carbon Steel Plate, Factory 0.12*665mm G550 Gi Galvanized Corrugated Roofing Steel Sheet, China Manufacturer 0.14-0.8mm SGCC Galvanized Steel Roofing Sheet and so on.

Top Quality ASTM A36 Plate at Suppliers, Dealers in India!

About ASTM A36 Plates ASTM A36 steel plates is known as low carbon content steel plates which exhibits very good strength paired with formable properties. It is also easy to fabricate them and can be securely welded. A36 is a common type of steel plate that can be galvanized for making them corrosion resistance which is a very good thing.(plate) astm a36 ms plate, astm a36 ms plate Suppliers and ms plate astm a36 carbon plate(steel) A wide variety of astm a36 ms plate options are available to you, such as aisi, astm. You can also choose from bending, cutting, and welding astm a36 ms plate, as well as from boiler plate, ship plate, and container plate astm a36 ms plate, and whether astm a36 ms plate is galvanized, or coated.(plate) high quality ms carbon plate sheet hot rolled astm a36 ms plate astm a36 carbon plate(steel) Carbon steel sheets ASTM A36 steel plate. $550.00 $650.00 / Metric Ton. 1 Metric Ton (Min. Order) Hot Rolled Alloy High Quality Thick Steel Plates S355j Steel Plate. $350.00 $450.00 / Ton. 25 Tons (Min [plate]EN 10025 S355J2 N Plate Pressure Vessel Steel plate [steel]S355 J2+N Steel Plate Grade Specification MaterialMaterial En 10025 2 Steel ms plate astm a36 carbon plate

ms plate astm a36, ms plate astm a36 Suppliers and ms plate astm a36 carbon plate

A wide variety of ms plate astm a36 options are available to you, such as aisi, astm. You can also choose from bending, cutting ms plate astm a36, as well as from ship plate, container plate, and boiler plate ms plate astm a36, and whether ms plate astm a36 is galvanized, or coated.(plate)ASTM A36 Carbon Steel Plate ASME SA36 Structural Low ms plate astm a36 carbon plate(steel) ASTM A36 Carbon Steel Plate is the steel plate specification that is most used among the hot rolled steel products. The plates have rough surfaces after production and can be worked upon further. The ASTM A36 Plates can be machined and formed according to the application requirement.

Main Steel Grades

The main products are carbon steel, wear plate, alloy steel, shipbuilding steel, hot/cold rolled steel, boiler steel, mild steel, seamless steel pipe, according to Americal standard ASTM, Japanese standard JIS, German standard DIN, EN, etc.

OUR FACTORY

Our mill has three steel plates production lines and Machining Platform

STEEL PLATE PRODUCTION LINE

STEEL PLATE PRODUCTION LINE

STEEL PIPE PRODUCTION LINE

STEEL PIPE PRODUCTION LINE

STEEL COIL PRODUCTION LINE

STEEL COIL PRODUCTION LINE

STEEL MACHINING CENTER

STEEL MACHINING CENTER

Contact Us

We are gradually formed four major advantageous products: steel plate, steel pipe, stainless steel, special steel, and established our own Machining processing center in order to meet customer's diverse requirements.

Welcome to contact us through online consulting, emails and hotline if you are interested in our company or products. Our staff will reply you within 24 hours.

  • E-mail: [email protected]
  • Tel: 0086-13569929107
  • Address: 50 Guohuai Road, Henan Province, China

Leave a Message