BS EN 10210-2-2006 Hot finished structural nhollow sections of nnon-alloy and fine grain nsteels — nPart 2 Tolerances dimensions and nsectional properties《细晶结构钢和非合金热轧空心型材 公差、尺寸和截面特.pdf

1、BRITISH STANDARDBS EN 10210-2:2006Incorporating corrigendum no. 1Hot finished structural hollow sections of non-alloy and fine grain steels Part 2: Tolerances, dimensions and sectional propertiesThe European Standard EN 10210-2:2006 has the status of a British StandardICS 77.140.75g49g50g3g38g50g51g

2、60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 10210-2:2006This British Standard was published under the authority of the Standards Policy and Strategy Committ

3、ee on 31 May 2006 BSI 2007ISBN 0 580 46988 3National forewordThis British Standard was published by BSI. It is the UK implementation of EN 10210-2:2006, incorporating corrigendum February 2007. It supersedes BS EN 10210-2:1997 which is withdrawn. The UK participation in its preparation was entrusted

4、 to Technical Committee ISE/12, Structural steels.A list of organizations represented on ISE/12 can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a Br

5、itish Standard cannot confer immunity from legal obligations.Amendments issued since publicationAmd. No. Date Comments17062 Corrigendum No. 130 April 2007 Table B.3, Wel xxreplaced with Wel yy, Wel yyreplaced with Wel zz.EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 10210-2April 2006ICS 77.140.7

6、5 Incorporating corrigendum February 2007Supersedes EN 10210-2:1997 English VersionHot finished structural hollow sections of non-alloy and fine grainsteels - Part 2: Tolerances, dimensions and sectional propertiesProfils creux pour la construction finis chaud en aciersnon allis et grains fins - Par

7、tie 2 : Tolrances,dimensions et caractristiques de profilWarmgefertigte Hohlprofile fr den Stahlbau ausunlegierten Bausthlen und aus Feinkornbausthlen - Teil2: Grenzabmae, Mae und statische WerteThis European Standard was approved by CEN on 16 March 2006.CEN members are bound to comply with the CEN/

8、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 Central Secretariat or to any

9、 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 Central Secretariat has the same status as the officialversions.CEN me

10、mbers are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania,Slovakia, Slovenia, Spain, Sweden, Switzerlan

11、d and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2006 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 10210-

12、2:2006: EEN 10210-2:2006 (E) 2 Contents Page Foreword 3 1 Scope .4 2 Normative references .4 3 Terms and definitions.4 4 Symbols.4 5 Information to be obtained by the manufacturer5 5.1 Mandatory information .5 5.2 Options 6 6 Tolerances.6 7 Measurement of size and shape 8 7.1 General 8 7.2 Outside d

13、imensions8 7.3 Thickness 9 7.4 Out-of-roundness9 7.5 Concavity and convexity 9 7.6 Squareness of sides .10 7.7 External corner profile11 7.8 Twist.11 7.9 Straightness 13 8 Dimensions and sectional properties13 Annex A (normative) Formulae for the calculation of sectional properties .14 A.1 General 1

14、4 A.2 Circular hollow sections.14 A.3 Rectangular, including square, hollow sections 15 A.4 Elliptical hollow sections17 Annex B (normative) Sectional properties for a limited range of standard sizes 20 EN 10210-2:2006 (E) 3 Foreword This European Standard (EN 10210-2:2006) has been prepared by Tech

15、nical Committee ECISS/TC 10 “Structural steels - Grades and qualities”, the secretariat of which is held by NEN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by October 2006, and conflicting natio

16、nal standards shall be withdrawn at the latest by October 2006. This European Standard supersedes EN 10210-2:1997. This standard consists of the following parts under the general title Hot finished structural hollow sections of non-alloy and fine grain steels: Part 1: Technical delivery conditions P

17、art 2: Tolerances, dimensions and sectional properties It forms part of a series of standards on hollow sections together with EN 10219-1 and 2, which are also under revision. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound

18、 to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland a

19、nd United Kingdom. EN 10210-2:2006 (E) 4 1 Scope This part of EN 10210 specifies tolerances for hot finished circular, square, rectangular and elliptical structural hollow sections, manufactured in wall thicknesses up to 120 mm, in the following size ranges: Circular: Outside diameters up to 2 500 m

20、m Square: Outside dimensions up to 800 mm x 800 mm Rectangular: Outside dimensions up to 750 mm x 500 mm Elliptical: Outside dimensions up to 500 mm x 250 mm The formulae for calculating sectional properties of sections manufactured to the dimensional tolerances of this standard, to be used for the

21、purposes of structural design, are given in Annex A. Dimensions and sectional properties for a limited range of sizes are given in Annex B. Technical delivery conditions are specified in EN 10210-1. NOTE The designation of the sections major axis (yy) and its minor axis (zz) align with the axis desi

22、gnation used for structural design in the structural Eurocodes. 2 Normative references The following referenced documents are indispensable for the application of this European Standard. For dated references, only the edition cited applies. For undated references, the latest edition of the reference

23、d document (including any amendments) applies. EN 10210-1:2006, Hot finished structural hollow sections of non-alloy and fine grain steels Part 1: Technical delivery conditions 3 Terms and definitions For the purposes of this European Standard, the terms and definitions given in EN 10210-1:2006 appl

24、y. 4 Symbols For the purposes of this European Standard, the symbols defined in Table 1 apply. EN 10210-2:2006 (E) 5 Table 1 Symbols and definitions Symbol Unit Definition A cm2Cross-sectional area Am mm2Area of the surface delimited by the perimeter at mid-thickness Asm2/m Superficial area per metr

25、e length B mm Specified side dimension of a square hollow section. Specified dimension of the shorter side of a rectangular hollow section. Specified outside dimension of an elliptical section on its minor axis C1/C2mm Length of corner region of a square or rectangular hollow section Ctcm3Torsional

26、modulus constant D mm Specified outside diameter of a circular hollow section Dmax/Dminmm The maximum and minimum outside diameter of a circular hollow section measured in the same plane e mm Deviation from straightness H mm Specified dimension of the longer side of a rectangular hollow section. Spe

27、cified outside dimension of an elliptical section on its major axis I cm4Second moment of area Itcm4Torsional inertia constant (polar moment of inertia in the case of circular hollow sections only) i cm Radius of gyration L mm Length M kg/m Mass per unit length O % Out-of-roundness P mm External per

28、imeter of an elliptical hollow section R mm External corner radius of a square or rectangular hollow section T mm Specified thickness U mm Perimeter of an elliptical hollow section at mid-thickness V mm Total measured twist V1mm Twist measured at one end of a section Welcm3Elastic section modulus Wp

29、lcm3Plastic section modulusx1mm Concavity of a side of a square or rectangular hollow section x2mm Convexity of a side of a square or rectangular hollow section yy Axis of cross-section, major axis of a rectangular hollow section zz Axis of cross-section, minor axis of a rectangular hollow section A

30、ngle between adjacent sides of a square or rectangular hollow section 5 Information to be obtained by the manufacturer 5.1 Mandatory information The following mandatory information from this part of EN 10210 shall be obtained by the manufacturer at the time of enquiry and order. a) The type of lengt

31、h, length range or length (see Table 3). b) The dimensions (see Clause 8). NOTE This information is included in the list of information to be obtained by the manufacturer contained in EN 10210-1. EN 10210-2:2006 (E) 6 5.2 Options One option is specified in this part of EN 10210. In the event that th

32、e purchaser does not indicate a wish to implement this option at the time of enquiry and order, the manufacturer shall supply in accordance with the basic specification. Option 2.1 the tolerance on approximate length shall be 1500+mm (see Table 3). 6 Tolerances 6.1 Tolerances shall not exceed the va

33、lues given in Table 2 for shape, straightness and mass, Table 3 for manufacturers delivered length and Table 4 for the height of the internal and external weld bead of submerged arc welded hollow sections. 6.2 The internal corners of square and rectangular hollow sections shall be rounded. NOTE The

34、internal corner profile is not specified. EN 10210-2:2006 (E) 7 Table 2 Tolerances on shape, straightness and mass Characteristic Circular hollow sections Square and rectangular hollow sections Elliptical hollow sections Outside dimensions (D, B, H) 1 % with a minimum of 0,5 mm and a maximum of 10 m

35、m 1 % awith a minimum of 0,5 mm Thickness (T) -10 % b , c Out-of-roundness (O) 2 % for hollow sections having a diameter to thickness ratio not exceeding 100 d Concavity/Convexity (x1, x2) e 1 % Squareness of side () 90 1 External corner profile (C1, C2or R) f 3T maximum at each corner Twist (V) 2 m

36、m aplus 0,5 mm/m lengthaStraightness (e) 0,2 a% of total length and 3 mm over any 1 m lengthMass (M) 6 % on individual delivered lengths g aFor elliptical hollow sections of sizes H 6 000 c 100+mm 150+mm aThe manufacturer shall establish at the time of enquiry and order the type of length required a

37、nd the length range or length. b Option 2.1 the tolerance on approximate length is1500+mm.cCommon lengths available are 6 m and 12 m. Table 4 Tolerance on height of internal and external weld bead for submerged arc welded hollow sections Dimensions in millimetres Thickness, T Maximum weld bead heigh

38、t 14,2 3,5 14,2 4,8 7 Measurement of size and shape 7.1 General All external dimensions, including out-of-roundness, shall be measured at a distance from the end of the hollow section of not less than D for circular sections, B for square sections or H for rectangular and elliptical sections, with a

39、 minimum of 100 mm. 7.2 Outside dimensions For circular hollow sections the diameter (D) and for elliptical hollow sections the outside dimensions (B and H) shall be measured either directly, e.g. using a calliper gauge, or by circumference tape at the discretion of the manufacturer. The limiting cr

40、oss-sectional positions for measuring B and H for square and rectangular hollow sections are shown in Figure 1. EN 10210-2:2006 (E) 9 7.3 Thickness The thickness (T) of welded hollow sections shall be measured at a position not less than 2T from the weld. The limiting cross-sectional positions for m

41、easuring the thickness of square and rectangular hollow sections are shown in Figure 1. NOTE Thickness is normally measured within a distance of half the outside diameter or half the dimension of the longer side from the end of the section. Dimensions in millimetres C51C2H , BTB5aaaThis dimension is

42、 a maximum when measuring B or H and a minimum when measuring T. Figure 1 Limiting cross-sectional positions for measuring the dimensions B, H and T for square or rectangular hollow sections 7.4 Out-of-roundness The out-of-roundness (O) of a circular hollow section shall be calculated from the follo

43、wing equation: 100(%)minmax=DDDO 7.5 Concavity and convexity The concavity (x1) or the convexity (x2) of the sides of a square or rectangular hollow section shall be measured as shown in Figure 2. The percentage concavity or convexity shall be calculated as follows: %100%;100%;100%;1002121HxHxBxBxwh

44、ere B and H are the dimensions of the sides containing the concavity x1or the convexity x2. EN 10210-2:2006 (E) 10 C , C12B , HBAx1x1xA B2C , C122xFigure 2 Measurement of concavity/convexity of square or rectangular hollow sections 7.6 Squareness of sides The deviation from squareness of the sides o

45、f a square or rectangular hollow section shall be measured as the difference between 90 and as shown in Figure 3. Figure 3 Squareness of sides of square or rectangular hollow sections EN 10210-2:2006 (E) 11 7.7 External corner profile 7.7.1 The external corner profile of a square or rectangular holl

46、ow section shall be measured according to 7.7.2 or 7.7.3 at the discretion of the manufacturer. 7.7.2 The corner arc shall be measured with a radius gauge. 7.7.3 The distance between the intersection of the flat side and the corner arc and the intersection of the projections of the flat sides to the

47、 corner (C1and C2in Figure 4) shall be measured. c1c2AARFigure 4 Outside corner profile of square or rectangular hollow sections 7.8 Twist 7.8.1 The twist (V) in a square or rectangular hollow section shall be determined in accordance with 7.8.2 or 7.8.3 at the discretion of the manufacturer. The tw

48、ist (V) in an elliptical hollow section shall be determined in accordance with 7.8.4. 7.8.2 The hollow section shall be placed on a horizontal surface with one side at one end pressed flat against the surface. At the opposite end of the hollow section the difference in height of the two lower corner

49、s from the horizontal surface (see Figure 5) shall be determined. vFigure 5 Twist of square or rectangular hollow sections EN 10210-2:2006 (E) 12 7.8.3 The twist of square and rectangular hollow sections shall be measured with a spirit level and micrometer gauge (screw). The reference length of the spirit level shall be the distance between the intersection of the flat sides and the corner arcs (see Figure 6). The twist V is the difference between the values V1(see Figure 6) measured at e