Lower alloyed carbon steels mechanical compostion min higher alloyed carbon steels stainless steels nickel alloys cu 26. The graph bars on the material properties cards below compare astm a216 grade wcb to. Astm a216 wcb valves are widely used in hydrocarbon processing. There are 30 material properties with values for both materials.
Astm a216 a216m 18 standard specification for steel. Astm a216 a216m14e1, standard specification for steel castings, carbon, suitable for fusion welding, for hightemperature service, astm international, west conshohocken, pa, 2014, back to top. For each property being compared, the top bar is astm a216 grade wcb and the bottom bar is astm a216 grade wcc. Many requirements are common to several specifications and are given in astm a 781a 781m, astm a 703a 703m, astm a 957, astm a 985, and iso 4990. Figure b1 class 150 figure b3 class 300 figure b6 class 600. Steel castings handbook supplement 8 high alloy data sheets corrosion series steel founders society of america 2004. Other options are available per materials of construction above. For annual book of astm standards volume information, refer to the.
Grade wcc is having very good yield strength as compare to grade wca and grade wcb. The selection of which grades shall depend on the design and service conditions, mechanical properties, and the high temperature characteristics. Castings with unacceptable cracks, hot tears, shrinkage, etc. Safety valves in high pressure steam systems sizing safety valves according boiler output power in high pressure systems kw and btuhr. Pipe specification a106 specification a106 nps 18 48 ansi schedules to 160 scope covers seamless carbon steel nominal wall pipe for hightemperature service, suitable for bending, flanging and similar forming operations. Sulfide stress corrosion cracking and hydrogen induced. Cross reference of astm material specifications covering cast and equivalent forged valves important note. Both astm a216 grade wcb and astm a216 grade wcc are variants of the same material. Please dont print this email unless you really need to. Chemical composition of unalloyed astm a216 grade wcb steel. There are 29 material properties with values for both materials. Also the wrought composition must be modified, especially the silicon and manganese content to allow for casting. I tried to purchase a105 body type ball valve but they only offer a216 gr wcb and said it will a105 vs a216 gr. Suitability of astm a216 gr wcb for service astm testing.
Astm a 216, grade wcb stainless steel astm a 351, grade cf8m seal welded high pressure ball valve applications industrial and oilgas piping applications where the safety of seal welded construction is desired, the high flow capacity of full bore design is required, and operating pressures are 2160 psig or lower. They share alloy composition and many physical properties, but develop different mechanical properties as a result of different processing. Astm book of standards boiler pressure vessel code bpvc 2017 boiler. Selection will depend upon design and service conditions, mechanical properties, and. Astm a216 wca, wcb, wcc a519 4, a519 4140 alloy steel. Is there anyone know the material differences from astm a105 and a216 gr.
Tubes sans soudure en acier au carbone, pour utilisation a haute temperature. This specification covers carbon steel castings for valves, flanges, fittings, or other pressurecontaining parts for hightemperature service and of quality suitable for assembly with other castings or wroughtsteel parts by fusion welding. During investigation many cracks were observed on the inner surface of the valve body grown from the surface pits. The results indicate that flow control valve body failed due to combination of hydrogen induced corrosion cracking hicc and sulfide stress corrosion cracking sscc. Astma216 standard specification for steel castings, carbon. Astm a105 and a216wcb or their asme sa equivalents are two different product forms. Nps 2 and larger shall be hot finished unless otherwise. Nace mr0175 is applicable when materials like astm a216 wcb are exposed to h 2 s. Three grades, wca, wcb, and wcc, are covered in this specification. For annual book of astm standards volume information, refer to the standards document summary page on the astm website.
Endorsed by manufacturers standardization society of the valve and fittings industry endorsed by american. These designations can be ordered in castings through the use of astm a 148a 148m, a 915a 915m, or a 958 but care must be used to select a grade with compatible mechanical properties. In material classification what does grade wcb means. Both astm a216 grade wcc and astm a217 cast steel are iron alloys. The specification includes austenitic, duplex, and ferritic stainless steels. Wcb hello, is there anyone know the material differences from astm a105 and a216 gr. Porosity defect remodeling and tensile analysis of cast steel. Casting material carbon steel wcb sand casting, investment. Steel castings handbook supplement 8 high alloy data. I suggest you read astm a276 this is a specification for stainless steel bars and shapes. If welding a carbon or low alloy steels and you dont know what the composition is or what the weld consumable should be, give consideration to the following. Astm a216 covers three grades of carbon steel grades wca, wcb, and wcc, the followings are their mechanical properties, chemical composition and other properties the selection of which grades shall depend on the design and service conditions, mechanical properties, and the high temperature characteristics. Astm a216 asme sa216 carbon steel castings suitable for fusion for high temperature service material comparison tables astm, ks, jis, din, bs, nf, uni koreajapanes german british french italian astm standard uns no. Astm a216 standard specification for carbon steel castings.
Nps 1 12 and under may be either hot finished or cold drawn. Data provided on this chart is for information purposes only. Properties with values for just one material 3, in this case are not shown. You will find there is a wide degree of variation between different charts so it pays to cross check a few charts. As an important tool, radiographic inspection technique could make great contributions during the. Astm a216 grade wcb is a type of astm a216 cast steel. Standard class working pressures by classes, psig temperature. Other valve material composition are variable valve size. Pdf tensile properties on astm a216 wcb cast steel with.
Carbon low alloy steels, bar, plate, chain tubes pipe. Endorsed by manufacturers standardization society of the. What are the nace mr0175 requirements for astm a216 grade. This page cover the wcb steel grades mechanical properties, chemical element, cross reference of usa astm a216 a216m1998 astm wcb materials, application steel castings, carbon, suitable for fusion welding, for hightemperature service. Quality assurance technical delivery condition product. Astm a216 a216m 08 standard specification for steel castings, carbon, suitable for fusion welding, for hightemperature service this specification covers carbon steel castings for valves, flanges, fittings, or other pressurecontaining parts for hightemperature service and of quality suitable for assembly with other castings or wroughtsteel parts by fusion welding. Astm a216 a216m 08 standard specification for steel. Scribd is the worlds largest social reading and publishing site. Pressuretemperature ratings table 1 astm a216 grade wcb. A 216a216m 93 reapproved 1998 endorsed by manufacturers standardization society of the valve and fittings industry endorsed by american foundrymens society used in usdoene standards an american national standard standard speci.
What are the nace mr0175 requirements for astm a216 grade wcb. Mar 09, 2010 i have received the customer order for pipeline valves with asme sa216 gr wcb. This specification covers carbon steel castings for valves, flanges, fittings, or other pressurecontaining parts for hightemperature service and of quality suitable. Astm a216 grade wcb cast steel material properties. For each property being compared, the top bar is astm. Jul 23, 2015 astm a216 covers carbon steel castings for valves, flanges, fittings, or other pressurecontaining parts for high temperature service and of quality suitable for assembly with other castings or wroughtsteel parts by fusion welding. Both astm a216 grade wcb and astm a36 carbon steel are iron alloys. Element composition, % grade grade grade wcc wcb wca uns j02502 uns. An astm designation number identifies a unique version of an astm standard. For annual book of astm available from manufacturers standardization society of. I have received the customer order for pipeline valves with asme sa216 gr wcb. Astm standards astm tubes acier noir, galvanises a chaud, soudes et sans soudure. Ksjis symbol ksjis number remarks din type din number material number re marks b. Cited properties are appropriate for the annealed condition.
Castings shall be heat treated and furnished, as appropriate to their. Requirements element composition, % grade grade grade wca wcb wcc. Astm a216 gr wcb carbon steel archives bray commercial division. See the chemical composition and physical properties of astm a216 grade wcb annealed, or normalized, or normalized and tempered, find alternative materials, and connect with suppliers.
Astm a216 grade wcb cast steel material properties scribd. Cast steel gate valves class 150 d torque imensions and sizes. They have a very high 99% of their average alloy composition in common. Connectionsize body screen retainer gasket bolting standard screen 304 ss. Pdf porosity defect remodeling and tensile analysis of cast steel. Astm a216asme sa216 carbon steel castings suitable for. F, the carbide phase of steel may be converted to graphite. Astm a216asme sa216 carbon steel castings suitable for fusion for high temperature service material comparison tables astm, ks, jis, din, bs, nf, uni koreajapanes german british french italian astm standard uns no. Carbon steel wcb wcb uns code j03002 is covered by astm a216 standard, which specification covers carbon steel castings for valves, fittings, flanges and other pressurecontaining parts for high temperature service and the quality required for assembly with other castings or wrought steel parts by fusion welding.
Astm a216 covers three grades of carbon steel grades wca, wcb, and wcc, the followings are their mechanical properties, chemical composition and other properties. Permissible, but not recommended for prolonged use above 800. Properties with values for just one material 2, in this case are not shown. Astm a216 a216m 14e1 standard specification for steel. Asa105 is a forged material specification while asa216wcb is a cast a. Valve ball valve a216 wcb carbon steel dan stainless. Astm a216 grade wcb annealed, or normalized, or normalized. Wcb uns code j03002 is covered by astm a216 standard, which. It is to be used for plug valve material in pipeline engineering any help would be apreciated, thankyou best regard. Pipe specification a106 specification a106 nps 18 48.
Standard specification for steel castings, carbon, suitable for fusion welding, for hightemperature service. Pressuretemperature ratings astm a216 valves pressure and temperature ratings for cast carbon steel valves. Astm a216 a216m08, standard specification for steel castings, carbon, suitable for fusion welding, for hightemperature service, astm international, west conshohocken, pa, 2008, back to top. Active standard astm a216 a216m developed by subcommittee. Astma216 standard specification for steel castings. Astm a216 covers carbon steel castings for valves, flanges, fittings, or other pressurecontaining parts for high temperature service and of quality suitable for assembly with other castings or wroughtsteel parts by fusion welding. A full bar means this is the highest value in the relevant set. What is the difference between stainless steel and astm. Astma216 standard specification for steel castings, carbon, suitable for fusion welding, for hightemperature service. Wcb, and wcc, the selection of which shall depend on the design and service conditions, mechanical properties, and the high temperature characteristics. Pressuretemperature ratings table 1 astm a216 grade wcb upon prolonged exposure to temperatures above 800. Tubes soudes par resistance electrique, en acier au carbone et carbonemanganese, pour chaudiere et surchauffeur. If we dont have the valve in stock we can source it from our overseas network of stockists and very short leadtime specialty manufacturers.
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