Asme definitions, consumables, welding positions asme p material numbers explained asme has adopted their own designation for welding processes, which are very different from the iso definitions adopted by en24063. P numbersbase metal typical or example1carbon manganese steels four group numbers 2not used3half molybdenum or half chromium, half molybdenum three group numbers 4one and a quarter chromium, half molybdenum two group numbers 5atwo and a quarter chromium, one. Any electrode diameter sizes can be used in wps, 8 in. Searchable asme section ix base metal pnumbers and iso 15608 groups based on qw422 and aws b2. Spec breaks a line code changes every time any element in the code changes ie 3aarx304l ss1f 3aarx304l ss at the point where the fluid has cooled enough to. Again, the same premise applies regarding sno classification as pno classification. Geometric dimensioning and tolerancing symbols learning solidworks 2010 created date. The sno was developed for metals that were not endorsed by asme boiler and pressure vessel code, sc ii. There may be no particular asme p, or s number assigned for your particular alloy, and, thus, the base material would be unassigned. Asme by the numbers general information 1880 year asme was established 140,000 individual asme members 34,000 student members 150 different countries with asme members 402 asme staff. A further useful reference regarding p numbers is isotr 20173. This is a general guide asme p numbers and their equivalent en288 groupings. Asa335 p11, p22, p5, p9 and p91 a691 1 14 chrome 9 chrome welded alternative to a335 fittings.
All nominal pipe tube sizes, within qualified thicknesses in pqr wps base metal pnumber allowed by pqr. With the everincreasing industrialization, lack of interchangeability also became a problem. Ferrous metals which have specified impact test requirements have been assigned group numbers within pnumbers. This 3day asme sponsored course is scheduled for the following dates and locations in. Groups referred to in the base metal column are asme sub groups. American society of mechnical engineers legally binding document. Welding filler metal classifications, asme ix fnumbers anumbers. Thickness of weld metal deposit in pqr, plate or pipe wall asme sec. Engineering assessment is necessary prior to a change in materials. Asme f numbers welding engineering weld 115 001 with stein.
Distortiondiscontinuities alloy selectionsteelstainless steel aluminumsection ix of the asmebpvc asme pnumbersstructural welding asme pnumbers to reduce the number of welding and brazing procedure qualifications required base metals have been assigned pnumbers by tbpvc. Indiscriminant substitution of materials in a set of pnumbers or group numbers may lead to problems or potentially failures. A change from one p number to any other p number or to a base metal not listed in qw422, except as permitted in. Asme bpvc section ix assigned p numbers for welding qualifications. Indiscriminant substitution of materials in a set of p numbers or group numbers may lead to problems or potentially failures. An accurate perception of dod engineering drawing practices therefore necessitates user recognition of milstd100g, asme y14. A further useful reference regarding pnumbers is isotr 20173. Thickness of test plate or pipe wall in pqr asme section ix, table qw451. From the very founding of the american society of mechanical engineers asme international in 1880, discussions were held on standards for shop drawing symbols, pulleys, and line shafting, machine screws, key seats, and drawing boards. These efforts, guided by asme leadership, and powered by our volunteer network and staff, help make the world a safer and better place, today, and in the future.
The casti guidebook to asme section ix welding qualifications, is a guide to the requirements of the asme boiler and. This paper was prepared and published by the asme standards committee ix on welding, brazing and fusing as a guide to the industry. To reduce the number of welding and brazing procedure qualifications required base metals have been assigned pnumbers by the asme bpvc. These group numbers divide a p number to several group numbers for the purpose of welding procedure qualification when impact testing is a requirement by the construction code. Snumbers were assigned to materials that were acceptable for use by the asme b31 code for pressure piping, or. Welding journal, october, 2009 prepared by walter j.
Casti guidebook to asme section ii 2000 materials index preface the asme boiler and pressure vessel code is a large compilation of rules and guidance covering numerous types of construction. This subject might be a little bit complicated, but i am going to give an example to. Qualification of welders and the welding procedure specifications they will use in code construction involves a great many factors that are difficult to outline in a code or standard. Digital download pdf order no j1001q printbook order no j10010 asme bth12011 design standard for belowthehook lifting devices isbn. A geometric tolerance shown in a feature control frame is always total, not plusminus. In 2009, s numbers were removed from table qwqb422. In the beginning, due to the lack of accurate knowledge and calculation tools, the piping was designed with minimum calculations, but based on a lot of rules and experiments. Spec breaks a line code changes every time any element in the code changes ie 3aarx304l ss1f 3aarx304l ss at the point where the fluid has cooled enough to eliminate the insulation. Asme f numbers welding engineering weld 115 001 with stein at state university of new york delhi studyblue flashcards. Welding filler metal classifications, asme ix f numbers a numbers. Can asme ix p numbers be applied to nonasme material. In that case, you would record the base metal identity in the pqr data, per asme, and subsequent wpss would be restricted to that particular material. The table below is only a rather incomplete and approximate summary of asme data. En288 material groups are included for comparison only.
Base metal grouping for welding procedure and performance. Professional development course for all course inquiries, please contact frank guerreiro at 4 16 2539459 ext. Asme aims to be the essential resource for mechanical engineers and other technical professionals throughout the world for solutions that benefit humankind. This 3day asmesponsored course is scheduled for the following dates and locations in. Piping and instrumentation diagram documentation criteria.
These assignments have been based on comparable base metal characteristics, such as. Ferrous metals which have specified impact test requirements have been assigned group numbers within p numbers. Complete revision pip pic001 april 2008 piping and instrumentation diagram documentation criteria pip pne00001 design of asme b31. Those rules pertain to various issues within each construction type encompassing design, materials selection and procurement, fabrication, inspection and. Distortiondiscontinuities alloy selectionsteelstainless steel aluminumsection ix of the asmebpvc asme p numbersstructural welding asme p numbers to reduce the number of welding and brazing procedure qualifications required base metals have been assigned p numbers by tbpvc. Asme by the numbers 2019 general information year asme was established individual asme members student members early career engineer members including graduate students countries with. Asme section ix p numbers asme mechanical code issues. No part of this document may be reproduced in any form, in an electronic retrieval system or otherwise, without the prior written permission of the publisher. S numbers were assigned to materials that were acceptable for use by the asme b31 code for pressure piping, or. Asme procedures and policies, which precludes the issuance of interpretations by individuals.
In that case, you would record the base metal identity in the pqr data, per asme, and subsequent wpss would be. The pno classification was established by asme boiler and pressure vessel code, sc ix to group metals having similar weldability characteristics. Factory made wrought steel buttwelding fittings name of standards organization. A change from one pnumber to any other pnumber or to a base metal not listed in qw422, except as permitted in. The group number in welding assigned additionally to the p number materials. Numbers that provinumbers that provide the measurements. It produces approximately 600 codes and standards, covering a multitude of technical areas including boiler components, elevators, hand tools, fasteners, and machine tools. When a base metal with a uns number designation is assigned a p number, then a base metal listed in a different asme material specification with the. By order of the executive director office of the federal register washington, d. An american national standard, the asme boiler and pressure vessel code, section ii materials, contains four parts that efficiently organize the important materials data used in asme code design and construction of boilers and pressure vessels. When a base metal with a uns number designation is assigned a pnumber, then a base metal listed in a different asme material specification with the. Asme f numbers welding engineering weld 115 001 with. National board inspection code part 2 inspection supplement.