EN 10217-3:2002

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Geschweißte Stahlrohre für Druckbeanspruchungen - Technische Lieferbedingungen - Teil 3: Rohre aus legierten FeinkornbaustählenTubes soudés en acier pour service sous pression - Conditions techniques de livraison - Partie 3: Tubes en aciers allié a grain finWelded steel tubes for pressure purposes - Technical delivery conditions - Part 3: Alloy fine grain steel tubes77.140.75Jeklene cevi in cevni profili za posebne nameneSteel pipes and tubes for specific use23.020.30MHNOHQNHPressure vessels, gas cylindersICS:Ta slovenski standard je istoveten z:EN 10217-3:2002SIST EN 10217-3:2003en01-april-2003SIST EN 10217-3:2003SLOVENSKI
STANDARD
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 10217-3May 2002ICS 23.040.10; 77.140.75English versionWelded steel tubes for pressure purposes - Technical deliveryconditions - Part 3: Alloy fine grain steel tubesTubes soudés en acier pour service sous pression -Conditions techniques de livraison - Partie 3: Tubes enaciers allié à grain finGeschweißte Stahlrohre für Druckbeanspruchungen -Technische Lieferbedingungen - Teil 3: Rohre aus legiertenFeinkornbaustählenThis European Standard was approved by CEN on 25 April 2002.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Management Centre or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece,Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2002 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 10217-3:2002 ESIST EN 10217-3:2003

Testing.3211.13Material identification.3311.14Retests, sorting and reprocessing.3312Marking.33SIST EN 10217-3:2003

European Standard series covering tubes for pressure purposes is:EN 10216:Seamless
steel tubes for pressure purposes.According to the CEN/CENELEC Internal Regulations, the national standards organizations of the followingcountries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark,Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway,Portugal, Spain, Sweden, Switzerland and the United Kingdom.SIST EN 10217-3:2003

of steel tubes Part 1 : Automatic electromagnetic testing of seamlessand welded (except submerged arc welded) ferromagnetic steel tubes for verification of hydraulic leak-tightness.EN 10246-3, Non-Destructive Testing
of steel tubes - Part 3 :Automatic eddy current testing of seamlessand welded (except submerged arc-welded) steel tubes for the detection of imperfections.SIST EN 10217-3:2003

of steel tubes – Part 5: Automatic full peripheral magnetictransducer/flux leakage testing of seamless and welded (except submerged arc-welded) ferromagnetic steeltubes for the detection of longitudinal imperfections.EN 10246-6, Non-Destructive Testing
of steel tubes - Part 6 : Automatic full peripheral ultrasonic testing ofseamless steel tubes for the detection of transverse imperfectionsEN 10246-7, Non-Destructive Testing
of steel tubes - Part 7 : Automatic full peripheral ultrasonic testing ofseamless and welded (except submerged arc welded) steel tubes for the detection of longitudinalimperfections.EN 10246-8, Non-Destructive Testing
of steel tubes – Part 8: Automatic ultrasonic testing of the weld seamof electric welded tubes for the detection of longitudinal imperfections.EN 10246-9, Non-Destructive Testing
of steel tubes – Part 9: Automatic ultrasonic testing of the weld seamof submerged arc-welded steel tubes for the detection of longitudinal and/or transverse imperfections.EN 10246-10, Non-Destructive Testing of steel tubes – Part.10: Radiographic testing of the weld seam ofautomatic fusion arc-welded steel tubes for the detection of imperfections.EN 10246-14, Non-Destructive Testing of steel tubes - Part 14:Automatic ultrasonic testing of seamless andwelded (except submerged arc welded) steel tubes for the detection of laminar imperfections.EN 10246-15, Non-Destructive Testing of steel tubes - Part 15: Automatic ultrasonic testing of strip/ plateused in the manufacture of welded steel tubes for the detection of laminar imperfections.EN 10246-16, Non-Destructive
Testing of steel tubes - Part 16: Automatic ultrasonic testing of the areaadjacent to the weld seam of welded steel tubes for the detection of laminar imperfections.EN 10246-17, Non-Destructive
Testing of steel tubes - Part 17: Ultrasonic testing of tube ends of seamlessand welded steel tubes for the detection of laminar imperfections.EN 10256, Non-Destructive Testing
of steel tubes - Qualification and competence of level 1 and level 2 NDTpersonnel.prEN 10266 1), Steel tubes, fittings and structural hollow sections - Symbols and definition of terms for use inproduct standardsEN ISO 377, Steel and steel products - Location and preparation of samples and test pieces for mechanicaltesting (ISO 377:1997)prEN 10168 1), Iron and steel products - Inspection documents - List of information and descriptionEN ISO 2566-1, Steel - Conversion of elongation values – Part 1: Carbon and low-alloy steels (ISO 2566-1:1984)ISO 14284, Steel and iron - Sampling and preparation of samples for the determination of chemicalcompositionEURONORM 1032) , Microscopic determination of ferritic grain size of steel.CR 10260, Designation systems for steel - Additional symbolsCR 10261, ECISS Information Circular IC 11 - Iron and steel - Review of available methods of chemicalanalysis.
1)In preparation; until this document is published as a European standard, a corresponding nationalstandard should be agreed at the time of enquiry and order.2)Until this EURONORM is transformed into an a European Standard, it can be implemented or the correspondingnational standard should be agreed at the time of enquiry and order.SIST EN 10217-3:2003

Testing (NDT) services.3.3fine grain steelsteel having a ferritic grain size equal to or finer than 6 in accordance with EURONORM 103.3.4qualification of welding proceduretesting and inspection of the welding procedure for Submerged arc welded (SAW) tubes by the manufacturerin accordance with annex A.3.5approval of welding proceduretesting and inspection of the welding procedure for SAW tubes witnessed and approved in accordance withannex A by an authorised body.4 SymbolsFor the purposes of this Part of EN 10217. The symbols given in prEN 10266 and the following apply: C1, C2 category conformity indicators (see 7.3.1 and 7.3.3.) TCtest category.5 Classification and designation5.1 Classification5.1.1This Part of EN 10217 covers steel grades in four qualities (see Tables 2 and 4): the basic quality (P . N); the elevated temperature quality (P . NH); the low temperature quality (P . NL1); the special low temperature quality (P . NL2).5.1.2 In accordance with the classification system in EN 10020, the steel grades P275NL1,
P355N,P355NH and
P355NL1 are classified as alloy quality steels and the other steel grades are classifiedas alloy special steels.SIST EN 10217-3:2003

route is specified by the purchaser.The submerged arc weld of SAW tubes shall be made using at least one weld run on the inside and oneweld run on the outside of the tube.The strip used for the manufacture of the helically submerged arc welded (SAWH) tubes shall have a widthof not less than 0.8 times or more than 3.0 times the outside diameter of the tube.The finished tubes shall not include welds used for joining together lengths of the hot or cold rolled strip orplate prior to forming except that for helically welded.For helically welded submerged arc welded (SAWH) tubes, when the weld joining lengths of strip are part ofthe delivered tube, they shall have the welding procedure qualified in accordance with annex A and the weldshall be subjected
to the same inspection and testing as the helical weld.7.3.3 Welding shall be carried out by suitably qualified personnel in accordance with suitable operatingprocedures.For pressure equipment in categories II, III, and IV, (of Directive 97/23 EC) the operating procedures and thepersonnel shall be approved by a competent third-party. Tubes not conforming to this requirement shall bemarked "C 1".7.3.4The welding procedure for SAW tubes shall be qualified in accordance with Annex A.7.3.5The delivery conditions of tubes covered by this Part of EN 10217 are shown in Table 1.7.3.6In case of steel grade P355 and P355NH normalising may be replaced by normalising forming.7.3.7For steel grade P460 delayed cooling or additional tempering may be necessary to apply afternormalising.SIST EN 10217-3:2003

B= for grades P355N and P355NH only.bsee 7.3.7.cStress relieving treatment on the weld is permissibledOnly applicable to SAWL tubese A minimum frequency of 100 kHz8 Requirements8.1 GeneralWhen supplied in a delivery condition indicated in clause 7.3 and inspected in accordance with clauses 9, 10and 11, the tubes shall conform to the requirements of this Part of EN 10217.Tubes shall be suitable for hot and cold bending provided the bending is carried out in an appropriatemanner.In addition, the general technical delivery requirements specified in EN 10021 shall apply.SIST EN 10217-3:2003

11.5, 11.6 and 11.7.Option 4:
Elevated temperature properties given in Tables 5 and 6 on base material shall be verified forNH-grades at 400 °C.The properties at elevated temperature given in Tables 5 and 6 for steel grades P355NH and P460NH maybe applicable for the corresponding low and special low temperature quality steels if option 5 is specified.The properties at elevated temperature given in Annex B for steel grades P275NL1 and P275NL2 may beapplicable, if option 5 is specified.Option 5:
Elevated temperature properties given in Tables 5, 6 and Annex B on base material shall beverified for NL grades at 400°C.SIST EN 10217-3:2003

2, if nitrogen is fixed by niobium, titanium or vanadium the requirement for Altot and Al/N do not apply.cThe sum of the percentage by mass of the three elements chromium, copper and molybdenum shall not exceed 0,45 %.dOption 2: In order to facilitate subsequent forming operation, an agreed maximum copper content lower than indicated and an agreed specified maximum tin content shall apply.eIf the percentage by mass of copper exceeds 0,30 %, the percentage by mass of nickel shall be at least half the percentage by mass of copper.SIST EN 10217-3:2003

0,60+ 0,06Mn 1,70+ 0,10- 0,05P 0,025+ 0,005 0,015+ 0,003S>0,015
0,020+ 0,005Al 0,020- 0,005Cr 0,30+ 0,05Cu 0,70+ 0,05Mo 0,10+ 0,03N 0,020+ 0,002Nb 0,05+ 0,005Ni 0,80+ 0,05Ti 0,03+ 0,01V 0,20+ 0,02SIST EN 10217-3:2003

min.for wall thickness T in mmTensile strengthRmfor wall thickness T in mmElongation bA
min 12> 12to 20> 20to 40 20> 20to 40ltSteel NameSteelnumberHeatTreatmentconditionMpa *Mpa *%P 275NL 11.0488P 275NL 21.1104+ N275390 to 530390 to 5102422P 355N1.0562P 355NH1.0565+N cP 355NL11.0566P 355NL21.1106+ N355345490 to 650490 to 6302220P 460N1.8905P 460NH1.8935P 460NL11.8915P 460 NL21.8918+N d460450440560 to 7301917aFor wall thickness T
16 mm for HFW tubes and
40 mm for SAW tubes.bl = longitudinal; t = transverse;csee 7.3.6;dsee 7.3.7*1 MPa = 1 N/mm2Table 5 — Minimum 0,2 %-proof strength (Rp0,2) at elevated temperature a bSteel gradeWall thickness bRp0,2
Mpa *SteelSteelTTemperature °Cnamenumbermm100150200250300350400 20304284255235216196167P 355 NH1.0565> 20 to
40294275255235216196167 12402373343314294265235> 12 to
20392363343314294265235P 460 NH1.8935> 20 to
40382353333304284255226aFor wall thickness T
16 mm for HFW tubes and
40 mm for SAW tubes.bSee 8.3*1 MPa = 1 N/mm2SIST EN 10217-3:2003

Minimum tensile strength at elevated temperature a
bSteel gradeWall thickness bRm
MPa *SteelSteelTTemperature ° Cnamenumbermm100150200250300350400 30440430410410410400390P 355 NH1.0565> 30 to
40420410390390390380370 30510490480480480470460P 460 NH1.8935> 30 to
40490470460460460450440aFor wall thickness T 16 mm for HFW tubes and
40 mm for SAW tubes.bSee 8.3*1 MPa = 1 N/mm2Table 7 — Minimum Impact energy aSteel gradesMinimum average impact energy KV
Jlongitudinal directiontransverse directionSteelnameSteelnumberat a
temperature
of °C- 50- 40- 30- 20- 100+ 20- 50- 40- 30- 20- 100+ 20P355NP355NHP460NP460NH1.05621.05651.89051.8935---40434755---27313539P275NL1P355NL1P460NL11.04881.05661.8915-404753606570-273135394347P275NL2P355NL2P460NL21.11041.11061.891840506070809010027334047536070aFor wall thickness T
16 mm for HFW tubes and
40 mm for SAW tubes.8.4 Appearance and internal soundness8.4.1 GeneralThe weld area shall be free from cracks, lack of fusion and lack of penetration.8.4.2 Appearance8.4.2.1The tubes shall be free from external and internal surface defects that can be detected by visualexamination.8.4.2.2The internal and external surface finish of the tubes shall be typical of the manufacturing process and,where applicable,
the heat treatment employed. Normally the finish and surface condition shall be such that anysurface imperfections requiring dressing can be identified.SIST EN 10217-3:2003

blend smoothly into the contour of the tube.8.4.2.4Any surface imperfection, which is demonstrated to be deeper than 5 % of the wall thickness T or 3mm whichever is the smaller, shall be dressed.This requirement does not apply to surface imperfection with a depth equal or less 0,3 mm.8.4.2.5Surface imperfections which encroach on the specified minimum wall thickness shall be considereddefects and tubes containing these shall be deemed not to conform to this Part of EN 10217.8.4.2.6Repairs to the weld seam of HFW tubes are not permitted. Repairs to the weld seam of SAW tubes arepermitted in accordance with an established and agreed procedure.8.4.3 Internal soundness8.4.3.1 Leak TightnessThe tubes shall pass a hydrostatic test (see 11.9.1) or electromagnetic test (see 11.9.2) for leak-tightnessUnless option 6 is specified, the choice of the test method shall is the discretion of the manufacturer.Option 6: The test method for verification of leak-tightness in accordance with 11.9.1 or 11.9.2 is specified by thepurchaser.NOTESubmerged arc welded tubes cannot be tested in accordance with 11.9.2.8.4.3.2 Non-Destructive
TestingThe full length of the weld seam of all HFW tubes of test category 1 shall be subjected to a Non-Destructive Testingfor the detection of longitudinal imperfections, in accordance with clause 11.12.1.1.The full length of the weld seam of all SAW tubes of test category 1 shall be subjected to a Non-Destructive Testingfor the detection of imperfections in accordance with clauses 11.12.2.1.The full length of the weld seam of tubes and the body of HFW tubes of test category 2 shall be subjected to a Non-Destructive Testing for the detection of longitudinal imperfections, in accordance with clause 11.12.1.2.Additionally the edges of plate or strip, the body and the ends of SAW tubes of test category 2 shall be subjected toa Non-Destructive Testing for the detection of laminar imperfections in accordance with clauses 11.12.2.Option 7:
HFW tubes of test category 2 shall be subjected to a Non-Destructive Testing for the detection oftransverse imperfections in accordance with clause 11.12.1.3.Option 8:
HFW tubes of test category 2 shall be subjected to a Non-Destructive Testing for the detection of thelaminar imperfections in accordance with clause 11.12.1.4.8.5 StraightnessThe deviation from straightness, of any tube length
L shall not exceed 0,0015 L. Deviations from straightness overany one meter length shall not exceed 3 mm.8.6 Preparation of endsTubes shall be delivered with square cut ends. The ends shall be free from excessive burrs.Option 9: The tubes shall be delivered with bevelled ends (see figure 1). The bevel shall have an angle a of30°50with a root face C of 1,6 mm ± 0,8 mm, except that for wall thickness T greater than 20 mm, an agreedalternative bevel may be specifiedSIST EN 10217-3:2003

Tube end bevel8.7 Dimensions, masses and tolerances8.7.1 Diameters and wall thicknessTubes shall be delivered by outside diameter D and wall thickness T.Preferred outside diameters D
and wall thickness T have been selected from ENV 10 220 and are given in Table 8for HFW tubes and in Table 9 for SAW tubes.NOTEDimensions which are different from those in Tables 8 and 9 may be agreed.SIST EN 10217-3:2003

DSeries aWall thickness T1231,41,61,822,32,62,93,23,644,555,66,37,188,8101112,514,21610,21212,713,5141617,218192021,3222525,426,93031,83233,735384042,444,548,351545760,363,5SIST EN 10217-3:2003

DSeries aWall thickness T1231,41,61,822,32,62,93,23,644,555,66,37,188,8101112,514,216707376,182,588,9101,6108114,3127133139,7141,3152,4159168,3177,8193,7219,1244,5273323,9355,6406,4457508aseries 1 = diameters for which all the accessories needed for the construction of piping system
are standardised;series 2 = diameters for which not all the accessories are standardised;series 3 = diameters for special application
for which very few standardised accessories exist.SIST EN 10217-3:2003

are standardised;series 2 = diameters for which not all the accessories are standardised;series 3 = diameters for special application
for which very few standardised accessories exist.SIST EN 10217-3:2003

thicknessThe diameter and the wall thickness of the tubes shall be within the tolerance limits given in Table 10.Table 10 — Tolerances on outside diameter and wall thicknessdimensions in mmOutside DiameterTolerance on outsidediameterTolerance on wall thicknessT aDDT
55 < T 40D
219,1± 1,0 %
or
± 0,5whichever is the greaterD > 219,1± 0,75 %
or
± 6whichever is the smaller± 10 % or ± 0,3whichever is the greater± 8 % or ± 2whichever is the smallera The plus tolerance excludes the weld area (see 8.7.4.2).8.7.4.2 Height of the weld seamThe height of the external and internal weld seam shall be within the limits indicated in Tables 11 and 12.Table 11 — Maximum height of the weld seam for HFW tubesOutside weld seamInside weld seamTrimmed0,5 mm +
0,05TTable 12 — Maximum height of the weld seam for SAW tubesWall thickness T(mm)Maximum height of theoutside and inside weld seam(mm)T
12,53T > 12,54SIST EN 10217-3:2003

shall within the limits indicated in Table 13.Table 13 — Maximum radial offset of the abutting plate or stripdimensions in mmThickness TMaximum radial offsetT
12,51,6T > 12,50,125
T with a max. of 3,28.7.4.4 Misalignment of the weld seam of SAW tubesMisalignement of the weld seam of SAW tubes shall be acceptable provided complete penetration and completefusion are achieved.8.7.4.5 Tolerances on exact lengthThe tolerances for exact lengths shall be as given in Table 14.Table 14 — Tolerances on exact lengthdimensions in mmLengthTolerances for outside diameter DL< 406,4 406,4L
6000+ 10 0+ 25 06000 < L
12000+ 15 0+ 50 0L > 12000+ By agreement
08.7.4.6 Out of roundnessThe out-of-roundness (O) shall be calculated using the following equation:100minmaxDDDO(1)where:O=out-of-roundnessin %D =specified outside diameterin mmD max, D min.=maximum and minimum outside diameter measured in the same plane in mmFor tubes of outside diameter D
406,4 mm, out-of-roundness, shall be included in the limits of the diametertolerances.For tubes of outside diameter D > 406,4 mm and with D/T
100, out-of-roundness shall not exceed 2 %.For tubes with a D/T > 100 the values for out-of-roundness shall be agreed at the time of enquiry and order.SIST EN 10217-3:2003

Ifan inspection document 3.1.A, 3.1.C or 3.2 is specified, the purchaser shall notify the manufacturer of the nameand address of the organisation
or person who is to carry out the inspection and produce the inspection documentIn the
case of the inspection report 3.2 it shall be agreed which party shall issue the certificate.9.2.2 Content of inspection documentsThe content of the inspection document shall be in accordance with prEN 10168.The inspection certificate or inspection report shall contain the following codes and information: A - commercial transactions and parties involved; B - description of products to which the inspection document applies; C01-C03 —location of the samples direction of the test pieces and test temperature; C10-C13 - tensile test; C40-C43 - impact test; C60-C69 - other tests (e.g. flattening); C71-C92 - chemical composition on cast analysis (product analysis if applicable; D01 - marking and identification, surface appearance, shape and dimensional properties; D02-D99 - leak-tightness test, NDT, material identification; Z - validation.9.3 Summary of inspection and testingThe tubes shall be inspected and tested in accordance with test category 1 or test category 2 as specified at thetime of enquiry and order (see 6.1).Inspection and testing to be carried out are summarised in Table 15.SIST EN 10217-3:2003

Summary of inspection and testingTestcategoryType of inspection and testFrequencyoftestingReferto12Cast analysisone per cast8.2.1 and 11.1XXTensile test on the base material at roomtemperature8.3 and 11.2.1.1XXTensile test on the weld at room temperature forSAW tubes with D > 508 mm a8.3 and 11.2.2XXFlattening test b for D < 600 mm and T/D ratio
0,15 but T
40 mmor cfor D > 150 mm ring tensile test for HFW tubes8.3, 11.3 and 11.4XXDrift expanding test for D
150 mm and T
10 mmor cring expanding test for D 114.3 mmand T
12,5 mm for HFW tubes8.3, 11.5 and 11.6XXWeld bend test for SAW tubes8.3 and 11.7XXImpact test on the base material d8.3 and 11.8XXImpact test on the weld for SAW tubes done per sampletube8.3 - 11.8XXLeak tightness testeach tube8.4.3.1 and 11.9XXDimensional inspection8.7 - 11.10XXVisual examination11.11XXNDT on the weld of HFW tubes8.4.3.2 and
11.12.1X--NDT on the weld of SAW tubes8.4.3.2 and 11.12.2XXNDT on tube body and on the weld for thedetection of longitudinal imperfections for HFWtubeseach tube8.4.3.2 and
11.12.1--XNDT on base material for laminations for SAWtubes8.4.3.2 and
11.12.2--XNDT of tube ends for laminations for SAW tubes8.4.3.2 and
11.12.
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