International Standard 4261 2 INTERNATIONAL ORGANIZATION FOR STANDARDIZATION*MEX,lYHAPOAHAfl OPrAHM3AUi4R n0 CTAHflAPTti3AUk,M*ORGANlSATlON INTERNATIONALE DE NORMALISATION Wrought copper zinc alloys C[.]
I nternati onal Standard INTERNATIONAL ORGANIZATION Wrou g h t an d copper-zi n c form s Part 2: FOR STANDARDIZATION*MEX,lYHAPOAHAfl of Lead ed wrou g h t OPrAHM3AUi4R al l oys - n0 CTAHflAPTti3AUk,M*ORGANlSATlON Ch em i cal prod u cts copper-zi n c 4261 U DC edition - com posi ti on al l oys - Partie 2: Ailiages de cuivre-zinc au 963-1 -1 Ref 669.36.5-1 Descri ptors DE NORMALISATION - Alliages cuivre-zinc corroyks - Composition chimique et formes des produits corroy& plomb Second INTERNATIONALE : copper al l oys, zi n c-con tai n i n g al l oys, l ead -con tai n i n g al l oys, brasses, ch em i cal com posi ti on , No wrou g h t IS0 426/2-1 963 (E) prod u cts Pri ce based on pag es I n tern ati o n al Org an i z ati o n fo r S tan d ard i z ati o n Foreword IS0 (th e In tern ati on al Org an i zati on nati on al stand ard s bodi es (IS0 Stan d ard s i s carri ed ou t for Stan d ard i zati on ) th rou g h i n terested i n a subj ect for wh ich IS0 tech ni cal a techn i cal ri g h t to be represen ted on th at comm i ttee an d n on -g overn m en tal , Draft In tern ati on al i n l i son wi th Stan d ard s i s a worl d wi d e fed erati on of mem ber bod i es) Th e work of d evel opi n g I ntern ati on al Every mem ber h as been au th ori zed In tern ati on al ISO, ad opted com mi ttees com mi ttee org an i zati on s, bod y has th e g overn m en tal also take part i n th e work by th e techn i cal com mi ttees are ci rcul ated to th e m ember bodi es for approval before th ei r acceptan ce as In tern ati on al Stan d ard s by th e IS0 Cou n ci l In ternati on al Stan d ard Copper and November copper IS0 426/2 alloys, was d evel oped by Tech n i cal Comm i ttee an d was ci rcu l ated to th e mem ber I SO/TC bodi es in 981 I t has been approved by th e m ember bodi es of th e fol l owi n g Austri a G erm an y, Belgi um H u n g ary F.R cou n tri es: Sou th Afri ca, I tal y Sweden Bu l gari a J apan Tu rkey Canad a Korea, Ch i n a Neth erl and s USA Norway USSR Eg ypt, Arab Rep of P Rep of Un i ted Ki n g d om Pol and Rom an i a Fi n l an d Th e m ember bod i es of th e fol l owi ng on techn i cal Dem Rep of Spai n Brazi l Czech osl ovaki a cou n tri es expressed d i sapproval of th e d ocu m ent g rou n d s : Fran ce Swi tzerl an d Th i s secon d ed i ti on cancel s an d repl aces th e fi rst ed i ti on (i e @ 26, i n tern ati on al Org an i zati on Pri n ted i n Swi tzerl an d I n tern ati o n al Org an i z ati o n fo r S tan d ard i z ati o n for Stan d ard i zati on , 983 IS0 426/2-1 973) INTERNATIONAL IS0 425/2-1 983 (E) STANDARD Wrought copper-zinc alloys - Chemical composition and forms of wrought products Part : Leaded copper-zinc alloys Scope and field of application IS0 1640, This part of IS0 426 specifies the chemical composition of leaded copper-zinc alloys and lists the forms of wrought products in which they are currently available in commercial quantities, For non-leaded and special copper-zinc alloys, see IS0 4261 References IS0 197, Part Copper Materials 7: Part 3: Wrought IS0 1190/l, tion - and copper IS0 1634, - Terms and copper : Designation Wrought alloys - Code of designa- of materials copper and copper alloys - Mechanical properties Part 1: Hate, Part 2: flate densers IS0 1635, for general IS0 1637, Mechanical IS0 1638, Mechanical IS0 1639, Mechanical sheet and strip for general and sheet for boilers, purposes pressure 1) vessels and con- 1) Wrought copper purposes Wrought - and copper Mechanical alloys properties copper and copper alloys properties Wrought properties Wrought properties - - Round tubes 1) Rod and bar - 2) copper and copper alloys - Wire - 2) copper alloys 21 - Extruded profiles Wrought copper alloys - Forgings - Mechanical 2) Definitions For the purpose of this International Standard, the definitions given in IS0 197/l and IS0 197/3 apply Chemical composition and definitions products Copper Part alloys properties - The chemical composition of the copper alloys is given in table I The composition limits not preclude the possible presence of other elements not specified If the purchaser’s requirements necessitate limits for any other element not specified, these shall be agreed upon between the supplier and the purchaser Percentage content of elements shown as “remainder” is usually calculated by difference from 100 % The designations used are in accordance with the principles laid down in IS0 1190/l Forms of wrought products and mechanical properties The forms of wrought products in which these copper alloys are available are given in table The mechanical properties for all forms of wrought products for which the symbol X is given, are defined in the following International Standards : IS0 16341 1, IS0 x34/2, IS0 1635, IS0 1637, IS0 1636, IS0 1639, IS0 1640 ) At present at the stage of draft ‘2) Under revision I n tern ati o n al Org an i z ati o n fo r S tan d ard i z ati o n IS0 426/2-1 963 (El Tabl e Cu Zn 36Pb Cu Zn 37PbZ Cu Zn 36Pb3 Cu Zn 39Pb3 I n tern ati o n al Org an i z ati o n fo r S tan d ard i z ati o n - Ch emi cal com posi ti on IS0 Tabl e - Form s of wrou g h t 426/2-l = (E) prod u cts KEY : X - m n m an u factu red (X) - form s m an u factu red NOTE - Wh ere form s i n sm al l er q u an ti ti es, for exam pl e i n certai n cou n tri es on l y or for speci al pu rposes n o sym bol i s g i ven , th e form i s n ot si d ered of i m portan ce for th at type of copper al l oy, bu t i t d oes n ot n ecessari l y i n d i cate th at su ch a prod u ct can n ot be m an u factu red Cu Zn 37Pbl (Xl (X) I X) (X) (X) X X X X (Xl X (Xl (XI X X (X) I X) (Xl (Xl Cu Zn 37PbZ X X 00 Cu Zn 36Pb3 X X x1 CuZn 4OPb X Cu Zn 39Pbl X X (Xl Cu Zn SPb2 X X X X X X X Cu Zn 4OPbZ X X (Xl X X Cu Zn 39Pb3 X X X X X X X X X Cu Zn 38Pb4 Cu Zn 43Pb2 1) Mech an i cal 2) M ad e I properti es to be d efi n ed by extru d i n g or by a com bi n ati on I n tern ati o n al Org an i z ati o n fo r S tan d ard i z ati o n I l ater, i e i n cou rse of revi si on of I S0 I I (X) X X I I 634/l of extru d i n g an d d rawi n g