6 8 3 P T XVI 76 1 4851903 0070149 1r 7 ~ ~ ~ ~ ~ ~ ~ ~ INTERNATIONAL STANDARD 683lXVI INTERNATIONAL ORGANIZATION FOR STANDARDIZATION *MEXL1YHAPOnHAII OPTAHA3AUMII lI0 CTAHL[APTH3A4~ ORGANISATION INTE[.]
~ P T ~XVI-76~ 4851903 ~ _ ~ _ ~ 0070149 r ~ _ _ _ ~ INTERNATIONAL STANDARD 683lXVI INTERNATIONAL ORGANIZATION FOR STANDARDIZATION *MEXL1YHAPOnHAII OPTAHA3AUMII lI0 CTAHL[APTH3A4~.ORGANISATION INTERNATIONALE DE NORMALISATION Heat-treated steels, alloy steels and f ree-cutting steels Part 16 : Precipitation hardening stainless steels Aciers pour traitement thermique, aciers alliés et aciers pour décolletage - Seizième partie :Aciers inoxydables, aptes au durcissement Dar précipitation `,,,,,``,````,`,`,,``,,,,,,```-`-`,,`,,`,`,,` - First edition - 1976-06-01 UI W l- X \ B UDC 669.14/ 15.0 18.2 Ref No I S 683/XV1-1976 (E) Descriptors : iron and steel products, heat-treatable steels, alloy steels, stainless steels, precipitation hardening, materials specifications, chemical composition, mechanical properties, tensile properties, hardness, tests, acceptance inspection U Copyright International Organization for Standardization -7Provided by IHS under license with ISO No reproduction or networking permitted without license from IHS ,- Pria?based on 12 pages Licensee=Bogazici University/5964815002, User=ahmadi, rozita Not for Resale, 05/25/2015 04:55:54 MDT (9L%9 -5- - _.L ~ b83 P T X V I - I4853903 O070350 1- FOREWORD IS0 (the International Organization for Standardization) is a worldwide federation of national standards institutes ( I S Member Bodies) The work of developing International Standards is carried out through I S Technical Committees Every Member Body interested in a subject for which a Technical Committee has been set up has the right to be represented on that Committee International organizations, governmental ,and non-governmental, in liaison with ISO, also take part in the work Draft International Standards adopted by the Technical Committees are circulated to the Member Bodies for approval before their acceptance as International Standards by the IS0 Council `,,,,,``,````,`,`,,``,,,,,,```-`-`,,`,,`,`,,` - International Standard IS0 683/XVI was drawn up by Technical Committee ISO/TC 17, Steel, and circulated to the Member Bodies in November 1974 It has been approved by the Member Bodies of the following countries : \ Austria Belgium Bulgaria Canada Czechoslovak ia Denmark Finland France Germany Hungary India Iran Ireland Italy Japan Mexico Netherlands Poland Romania South Africa, Rep of Spain Sweden Switzerland United Kingdom U.S.A U.S.S.R Yugoslavia No Member Body expressed disapproval of the document O International Organization for Standardization, 1076 Printed in Switzerland Copyright International ~-~Organization for.Standardization Provided by IHS under license with ISO No reproduction or networking permitted without license from IHS ,'= Licensee=Bogazici University/5964815002, User=ahmadi, rozita Not for Resale, 05/25/2015 04:55:54 MDT I S 683/XV I -1976 (E) INTERNATIONAL STAN DARD 683 PT XVI-76 9851903 0070L5L T ~~~~ Heat-treated steels, alloy steels and free-cutting steels Part 16 : Precipitation hardening stainless steels SCOPE AND FIELD OF APPLICATION 3.3 Chemical composition 1.1 This International Standard gives specifications for the grades of wrought precipitation hardening stainless steels listed in table and usually intended for use a t room temperature 3.3.1 The chemical composition expressed by cast analysis shall be in accordance with table 1.2 This International Standard i s applicable to solution treated or precipitation hardened products such as forgings, bars, plates, sheet, strip and wire 3.3.2 The permissible deviations between the values specified in table and the product analysis are given in table 3.4 Mechanical properties 3.4.1 The purchaser shall state a t the time of the enquiry and order the grade of mechanical properties required according to tables to inclusive REFERENCES ISOIR 79, Brinell hardness test for steel and cast iron NOTES ISO/R 80, Rockwell hardness test (6and C scales) for steel I S 82, Steel - Tensile testing When impact properties are required the values for these and the methods for determining them should be agreed at the time of enquiry and order; see also 3.1.2 I S 86, Steel - Tensile testing of sheet and strip less than mm and not less than 0,smm thick Consideration must be given to the fact that these steels in the higher strength levels are more susceptible to stress corrosion I S 89, Steel - Tensile testing of wire ISOIR 377, Selection and preparation of samples and test pieces for wrought steel ISOIR 404, General technical delivery requirements for steel 3.4.2 For forms or sizes other than those given in tables to 10 inclusive the mechanical properties and heattreatment conditions shall be agreed between the purchaser and manufacturer a t the time of enquiry and order 3.5 Corrosion resistance The performance of the stainless steels under various conditions of chemical attack cannot be characterized by t e s t values in general terms I f desired a corrosion test may be agreed a t the time of the enquiry and order, 3.1 Production processes 3.1.1 Unless otherwise agreed in the order, the processes used in making the steel and the product are left to the discretion of the manufacturer When he so requests, the user shall be informed what steelmaking process i s being used 3.1.2 I f special high impact properties are required, the steels shall be ordered as remelted by a consumable electrode process or a process recognized a t least as equivalent by the purchaser 3.6 Tolerances on dimensions and masses The tolerances allowable on dimensions and masses shall be stated on the order as in accordance with the appropriate International Standard However, in cases where one does not exist the tolerances shall be stated on the order TESTING 4.1 Number of sample products 3.2 Condition of heat treatment 4.1.1 Chemical composition The conditions of heat treatment for the different levels of mechanical properties are indicated in tables to IO When required in any other condition of heat treatment this shall be agreed between the purchaser and the manufacturer a t the time of the enquiry and order Copyright International Organization for Standardization Provided by IHS under license with ISO No reproduction or networking permitted without license from IHS `,,,,,``,````,`,`,,``,,,,,,```-`-`,,`,,`,`,,` - REQUIREMENTS The cast analysis shall be given by the manufacturer if requested by the purchaser I f a product analysis is required by the purchaser, at least one sample product shall be taken from each cast Licensee=Bogazici University/5964815002, User=ahmadi, rozita Not for Resale, 05/25/2015 04:55:54 MDT I S 683/XVI -1976 (E) 4.1.2 Mechanical properties One sample product shall be tested for each cast and for each separate heat treatment batch 4.2 Samples and test pieces 4.2.1 For product analyses the selection of samples shall be carried out in accordance with the requirements of ISO/R 377 4.2.2 For each sample product taken for testing the mechanical properties when it i s appropriate (see tables to 6), one t e s t piece for the tensile test and for the hardness test shall be provided The test pieces shall be taken in the longitudinal direction of the products according to figure For flat products, the manufacturer is permitted to use a transverse test piece (figure 2) 4.2,3 General conditions for selection and preparation of samples and test pieces for steel shall be in accordance with ISO/R 377 4.3 Test methods 4.3.1 In cases of dispute, the methods for the chemical analysis shall be those established by the relevant International Standards If no International Standards are available, the methods may be agreed upon and specified a t the time of enquiry and order 4.3.2 The tensile test shall be carried out in accordance with I S 82, IS0 86 or I S 89 4.3.3 The Brinell hardness test shall be carried out in accordance with ISO/R 79 The Rockwell hardness t e s t shall be carried out in accordance with ISO/R 80 4.3.4 Details of a corrosion test, if specified, shall be agreed a t the time of the enquiry and order, 4.4 Retests 4.4.1 For retests for the product analysis, ISO/R 404 is valid 4.4.2 For retests for mechanical properties, ISO/R 404 is valid 4.5 Certification of the tests For certification of the tests, ISO/R 404 is valid, acceptable documents being as follows : - statement of compliance with the order, or - report based on quality control, or works certificate, or - test certificate, or - certificate of acceptance DEFECTS AND DIMENSIONAL TOLERANCES The conditions given in ISO/R 404 are valid for - surface defects, - rectification, - internal defects, - dimensional tolerances and reclaiming `,,,,,``,````,`,`,,``,,,,,,```-`-`,,`,,`,`,,` - Copyright International Organization for Standardization Provided by IHS under license with ISO No reproduction or networking permitted without license from IHS Licensee=Bogazici University/5964815002, User=ahmadi, rozita Not for Resale, 05/25/2015 04:55:54 MDT n n rinn cncn m m m cn m m m - m m m t u O % cn I O r- I O P I o T I l -z m Lc I i ! 8m r ;n O t o X O F + o p u? i i m g + I ' +I +i kl E O c -m I In +I -L I- a U E L! P U m c -Em I- -E ui m -j E P c - !k e +I I- HE P c -8m -E g n c -+ l òE oE ' l ò? ä tl I I I P.- -+8 ;.- I U o S -M N- i88881 + I ui I + N r ò? I m8 +I e O I I + I i s m I I 5.- I- : U !k al -B B I + + + + + + + + + l a s 2 Lc I al e N I- Lu l 0 lu o- o- -1 a a I- 0 0 0 o ' 0 0 0 0 0 m m m m m m m m m o ' o- o- o- o ' -I m a I- I l m I " ~ ~ 0 0 0 0 b o d o co f0b0 b 0* o - o r b o ' o ' o- o- o o o o o `,,,,,``,````,`,`,,``,,,,,,```-`-`,,`,,`,`,,` - Copyright International Organization for Standardization Provided by IHS under license with ISO No reproduction or networking permitted without license from IHS Licensee=Bogazici University/5964815002, User=ahmadi, rozita Not for Resale, 05/25/2015 04:55:54 MDT TABLE Type of steel Heat treatmentz) Hardness HB maxm3) and4 ST 6) 36) `,,,,,``,````,`,`,,``,,,,,,```-`-`,,`,,`,`,,` - HRC maxS3) 363 HRC m h ) Rrn A for d o r e ) > < 160mm N/mm2 % 39 R 131 40 1170 310 to 620 R 117 38 070 170 to 1490 10 R 107 35 O00 070 to 420 11 R 096 30 790 960 to 350 12 R 093 2a 720 930 to 320 14 oao 24 510 ao0 to i 210 16 R 127 41 030 270 to 510 R 117 38 960 170 to 1300 R 138 43 O90 I 380 to I 650 R 124 40 1030 240 to 450 R 117 37 070 170 to 1490 11 R 137 43 1130 370 to 670 R - Mechanical propertiesl) for bars, forgings and wire rods ST ST ST ST 10 217) 229 23 255 39 363 32 302 R 131 39 I ia0 310 to 610 R 124 37 1100 240 to 540 108) R lia 35 030 I i a to I 470 108) R 113 38 1030 130 to 1320 12 R 093 29 780 oao 15 40 030 270 to 470 10 ST -1 ST-2 108) 36 341 930 to I 39 363 R 127 1) HB = Brinell hardness; HRC = Rockwell-C hardness; Rp0,2 = 0,2 % proof stress; R~ = tensile strength; A = percentage elongation after (So= original cross-sectionalarea of gauge length) fracture for a gauge length of Lo = 5,65 fi N / m d = MPa 2) See table 3) i f not otherwise agreed a t the time of enquiry and order, in cases of dispute the HB max values are valid for diameters or thicknesses 10 mm, the HRC values for diameters or thicknesses to < 10 mm 4) For information In cases of dispute the specificationsfor the tensile properties only apply 5) d = diameter or e = thickness in millimetres 6) Steels and - mechanical properties are applicable for sizes < 75 mm 7) This value corresponds approximately to 98 HRB 8) For diameters or thicknesses of > < 12,5 mm : A % Copyright International Organization for Standardization Provided by IHS under license with ISO No reproduction or networking permitted without license from IHS Licensee=Bogazici University/5964815002, User=ahmadi, rozita Not for Resale, 05/25/2015 04:55:54 MDT I 683 PT XVI-76 - - ~ - ~~ _ ~ 4853703 0 5 _ ~ ~ ~~ ~ r I S 683/XVI -1976 (E) TABLE - Mechanical properties1) of wire of diameter >, 0.5 and Q mm Heat treatment 2) Type of steel Rp0,2 H R C min.3) N/mm2 N/mm2 1030max ST 4) 720 to 930 R 172 46 R 127 41 030 270 to 510 R 117 38 960 170 to 1380 100max ST 4) 720 to 930 R 172 46 R 138 43 O90 380 to 650 R 124 40 030 240 to 450 1270max ST R 114 140 to 430 030 37 I ) HRC = Rockwell-C hardness; ßp0,2 = 0,2% proof stress; R, = tensile strength I N/mm2 = MPa 2) See table 3) For information In cases of dispute the specifications for the tensile properties only apply 4) Minimum ßp0,2 not specified for spring temper wire TABLE - Mechanical propertiesl) for sheet and strip with thicknesses 0.5 mm and Type of steel Heat treatment 2) < mm A Rp0,2 HRC ma^.^) HRC min.3) N/mm2 N/mm2 N/mm2 % ~ ST 21 4) 030 max 650 to I 930 20 R 165 46 580 R 145 44 1310 450 to 720 38 030 240 to 450 R 165 46 1580 R 155 46 380 550 to 890 R 131 40 1170 I 310 to 550 37 030 R 118 40 980 180 to 370 R 098 31 800 980 to 180 R 124 380 ST ST 1270max 140 to 430 440 22 100max 650 to 930 550 25 R 114 ST 450 23 1030 max 22 19 20 1) HRC = Rockwell-C hardness; ßp0,2 = 0,2% proof stress; ß , = tensile strength; A = percentage elongation after fracture for both test pieces specified in I S 86 (see figure 2,footnote in the present internatiunal Standard) Nlmm2 = MPa 2) See table 3) For information In cases of dispute the specificationsfor the tensile properties only apply 4) 21 HRC corresponds approximately to 98 HRB `,,,,,``,````,`,`,,``,,,,,,```-`-`,,`,,`,`,,` - Copyright International Organization for Standardization Provided by IHS under license with ISO No reproduction or networking permitted without license from IHS Licensee=Bogazici University/5964815002, User=ahmadi, rozita Not for Resale, 05/25/2015 04:55:54 MDT - I S 683/XVI -1976 (E) = _ _ _ I ~ - ~ 683 P T XVI-7b - `,,,,,``,````,`,`,,``,,,,,,```-`-`,,`,,`,`,,` - TABLE - Mechanical propertiesl) for plates with thichesses Type of steel Heat treatment21 ST 4851703 0070356 > mm and 25 mm A ßp0,2 HB max HRC min.3) N/mm2 N/rnrn2 % 229 R 145 44 1310 450 to 720 R 124 38 030 240 to 450 R 155 46 i 380 550 to 890 R 131 40 1170 310 to 550 37 070 170 to 1490 11 ST ST 255 363 R 117 ST 302 R 131 39 1180 310 to 1610 R 124 37 1100 240 to 540 R 118 35 030 180 to 470 R 118 40 980 180 to 370 R 098 31 800 980 to 180 10 ST 235 1) HB = Brinell hardness; HRC = Rockwell-C hardness; Rp0,2 = 0,2 % proof stress; R, = tensile strength; A = percentage elongation after fracture for a gauge length of Lo = 5,65 v c (So = original cross-sectionalarea of gauge length) Nlrnrn2 = MPa 2) See table 10 3) For information In cases of dispute the specificationsfor the tensile properties only apply Copyright International Organization for Standardization Provided by IHS under license with ISO No reproduction or networking permitted without license from IHS Licensee=Bogazici University/5964815002, User=ahmadi, rozita Not for Resale, 05/25/2015 04:55:54 MDT i= - Heat treatment for bars, forgings and wire rods TABLE TYP0 of steel and Heat treatment symbol ST R 131 Condition before hardening Solution treatment temperature cooiingl) O401 - C A ST R 117 ST R 107 ST R 096 ST R 093 ST R 080 ST ST Hardening treatment 480 ? 1O OC, for h, cool in air or water 495 k OC, for h, cool in air or water 550 i "C for h, cool in air or water 590 i 620 k 760 ic 620 "C, for h, 10 "C, for h, "C, for h, 10 OC, for h, cool in air or water cool in air or water cool in air or.water plus cool in air or water 065 k ° C R 127 ST 955 k 10°C 10 min, cool rapidly to Q 20 OC, cool within h to Q - OC, hold not less than h, warm in air to room temperature Heat to I 10 "C, hold h, cool in air R 117 ST f "C, 90 min, cool to Q 20 "C within h, hold not less than 30 Heat to 565f IOOC, hold 90 min, cool in air R 138 ST 955 f ° C , min, cool rapidly to Q 2O"C, cool within h to - ° C , hold not less than h, warm in air to room temperature Heat to 510 k 10 "C, hold h, cool in air R 124 ST I "C.90 min, cool to Q 20 "C within h, hold not less than 30 Heat to 565 f 10°C hold 90 min, cool in air ST 955 f IOOC, h per 25 mm - h max., rapid cool to Q ° C , cool to < - 75 OC, hold h, warm to room temperature Heat to 540 10 "C, hold h, cool in air ST 955 t OC, h per mm - h ma., rapid cool to < 20 "C cool to Q - "C hold h, warm to room temperature Heat to 400 f 10 OC, hold h, cool in air ST 065 i ° C ~ ST h max., cool to 040 f 'C Q 20°C Heat to 7 i 10°C hold h, cool to room temperature Heat to 580 f 10°C hold h, cool in air ( Nater R 117 or water R 137 or water 15°C ST-1 R 113 050f ° C ST ST ST ñ 093 ST-2 R 127 A 510ic IOOC, for30min, cool in air 540 f "C, for 30 min, cool in air 565'k OC, for 30 min, cool in air ST -1 850 i 'IC for h, cool in air, plus 450 1- 1OoC for h, cool in air ST-1 750 i "C for h, cool in air, plus 540 i "C for h, cool in air S T -2 450 f ° C for h, cool in air 950f ° C ) A = air, O = oil Copyright International Organization for Standardization Provided by IHS under license with ISO No reproduction or networking permitted without license from IHS Licensee=Bogazici University/5964815002, User=ahmadi, rozita Not for Resale, 05/25/2015 04:55:54 MDT `,,,,,``,````,`,`,,``,,,,,,```-`-`,,`,,`,`,,` - ST R 131 R 124 R 118 I S 683/XVI -1976 (E) _s bA3 TABLE - Heat treatment for wire Type of steel Heat treatment symbol cw Solution treatment temperature I cooiingl) Condition before hardening Hardening treatment I No treatment, as cold worked ST R 172 cw 480 R 127 ST 955 t 1O"C, 10 min, cool rapidly to < 20°C cool within h to < - "C, hold not less than h, warm in air to room temperature Heat to 510 f 10 OC, hold h, cool in air R 117 ST 760 ? 10 OC, 90 min, cool to < 20 "C within h, hold not less than 30 Heat to 565 + 10°C hold 90 min, cool in air R 172 cw 480 k 10°C, for h, cool in air R 138 ST 955 k 10 "C, 10 min, cool rapidly to < 20 "C, cool within h to - 70 OC, hold not less than h,warm in air to room temperature Heat to 510 ? 10°C, hold h, cool in air R 124 ST 760 ? 10 "C, 90 min, cool to d 20 "C within h, hold not less than 30min Heat to 565 10°C, hold 90 min, cool in air ST 930 f 10 O C , 45 per 25 mm minimum Rapid cool to < 20°C cool to -75'C, hold h, warm to room temperature Heat to 540 IOOC, hold h, cool in air cw ST ST R 114 ? 10 OC, for h, cool in air No treatment, as cold worked %15OC 055 t 15 OC +_ 11 A = air, O = oil, W =water `,,,,,``,````,`,`,,``,,,,,,```-`-`,,`,,`,`,,` - Copyright International Organization for Standardization Provided by IHS under license with ISO No reproduction or networking permitted without license from IHS Licensee=Bogazici University/5964815002, User=ahmadi, rozita Not for Resale, 05/25/2015 04:55:54 MDT ' - IS0 683/XVI -1976 (E) 4851903 ~0070159 683 P T XVI-76 ~ ~ TABLE - Heat treatment for sheet and strip Type of steel Heat treatment symbol - Solution treatment temperature cooling 1) Condition before hardening Hardening treatment I cw ST R 165 R 145 cw 480 _C 10 OC, for h, cool in air ST 955 f 10 OC, 10 min, cool rapidly to Q 20 OC, cool within h to < - 70 OC, hold not less than h, warm in air to room temperature Heat to 510 10 "C, hold h, cool in air R 124 ST 760 f 10 OC, 90 min, cool to 20 "C within h, hold not less than 30min Heat to 565 I: 10°C, hold 90 min, cool in air R 165 cw 480 f 10 OC, for h, cool in air R 155 ST 955 f 10 'C 10 min, cool rapidly to Q 20 OC, cool within h to Q - 70 OC, hold not less than h, warm in air to room temperature Heat to 510 f 1O"C, hold h, cool in air R 131 ST 760 f 10 OC, 90 min, cool to Q 20 OC within h, hold not less than 30min Heat to 565 f 10°C hold 90 min, cool in air ST 930 f 10 OC, 45 per 25 mm minimum, rapid cool to