{"id":361542,"date":"2024-10-20T01:36:28","date_gmt":"2024-10-20T01:36:28","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-13231-22020\/"},"modified":"2024-10-26T02:29:16","modified_gmt":"2024-10-26T02:29:16","slug":"bs-en-13231-22020","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-13231-22020\/","title":{"rendered":"BS EN 13231-2:2020"},"content":{"rendered":"

This document defines the technical requirements and measurements for the acceptance of works for longitudinal and\/or transverse reprofiling of railway rail heads in plain line, switches and crossings and expansion devices.<\/p>\n

This document applies to Vignole rails of 46 kg\/m and above according to EN 13674?1<\/span><\/span>.<\/p>\n

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
2<\/td>\nundefined <\/td>\n<\/tr>\n
7<\/td>\n1 Scope
2 Normative references
3 Terms and definitions <\/td>\n<\/tr>\n
15<\/td>\n4 Longitudinal profile
4.1 Principle
4.2 Measurements required <\/td>\n<\/tr>\n
16<\/td>\n4.3 Acceptance criteria for longitudinal profile
4.3.1 General
4.3.2 Peak-to-peak limit <\/td>\n<\/tr>\n
17<\/td>\n5 Transverse profile
5.1 Principle
5.2 Areas in switches and crossings which are limited for reprofiling
5.3 Measurements required <\/td>\n<\/tr>\n
18<\/td>\n5.4 Acceptance criteria for the transverse profile <\/td>\n<\/tr>\n
19<\/td>\n6 Metal removal
6.1 Measurements required
6.2 Acceptance criteria for metal removal <\/td>\n<\/tr>\n
20<\/td>\n7 Surface quality
8 Visual appearance: acceptance criteria
9 Rolling contact fatigue <\/td>\n<\/tr>\n
21<\/td>\nAnnex A (normative)Calculation of peak-to-peak values
A.1 Calculation of the percentage of exceedances <\/td>\n<\/tr>\n
23<\/td>\nAnnex B (normative)Method of periodic verification
B.1 Method of periodic verification of approved instruments
B.1.1 Principle
B.2 Longitudinal profile
B.2.1 General
B.2.2 Static verifications
B.2.2.1 Verification of measuring transducers <\/td>\n<\/tr>\n
24<\/td>\nB.2.2.2 Verification of processing chain
B.2.2.3 Documents of verification
B.2.3 Dynamic verification
B.2.3.1 General
B.2.3.2 Comparison of dynamic behaviour
B.2.3.3 Comparison of statistical results <\/td>\n<\/tr>\n
25<\/td>\nB.3 Transverse profile
B.3.1 Principle
B.3.2 Static verifications
B.3.2.1 Verification of probes and processing chain
B.3.2.2 Documents of verification <\/td>\n<\/tr>\n
26<\/td>\nB.3.3 Dynamic verification <\/td>\n<\/tr>\n
27<\/td>\nB.3.4 Report <\/td>\n<\/tr>\n
30<\/td>\nAnnex C (normative)Procedures to verify reference instruments
C.1 Longitudinal profile
C.1.1 Principle
C.1.2 Calibration beam <\/td>\n<\/tr>\n
32<\/td>\nC.1.3 Coordinate measuring machine (CMM)
C.1.4 Measurement of the calibration beam using the CMM
C.1.5 Data analysis
C.1.6 Measurement of the calibration beam using the test instrument
C.1.7 Data analysis using the test instrument
C.1.8 Acceptance criteria for reference instruments
C.1.9 Characteristic of the test site <\/td>\n<\/tr>\n
33<\/td>\nC.1.10 Test procedure <\/td>\n<\/tr>\n
35<\/td>\nC.1.11 Odometer approval
C.1.12 Measurement approval <\/td>\n<\/tr>\n
38<\/td>\nC.1.13 Test report
C.2 Transverse profile
C.2.1 Principle
C.2.2 Calibration jig
C.2.3 Coordinate measuring machine (CMM) <\/td>\n<\/tr>\n
39<\/td>\nC.2.4 Calibration jig verification
C.2.5 Rail measurements using the test instrument
C.2.6 Acceptance of test instruments
C.2.7 Test report <\/td>\n<\/tr>\n
40<\/td>\nAnnex D (normative)Procedures to demonstrate correlation of approved and reference instruments
D.1 Longitudinal profile
D.1.1 Principle
D.1.2 Characteristics of the test sites
D.1.3 Measurements required <\/td>\n<\/tr>\n
41<\/td>\nD.1.4 Data analysis
D.1.5 Acceptance criteria for approved instruments
D.1.5.1 General <\/td>\n<\/tr>\n
42<\/td>\nD.1.5.2 Acceptance criteria for peak-to-peak measurements
D.1.6 Test report <\/td>\n<\/tr>\n
43<\/td>\nD.2 Transverse profile
D.2.1 Principle
D.2.2 Characteristics of the test sites <\/td>\n<\/tr>\n
44<\/td>\nD.2.3 Measurements required
D.2.4 Data analysis <\/td>\n<\/tr>\n
51<\/td>\nD.2.5 Acceptance criteria for approved instruments
D.2.6 Test report
D.3 Surface quality
D.3.1 Principle <\/td>\n<\/tr>\n
52<\/td>\nD.3.2 Characteristics of the test sites
D.3.3 Measurements required
D.3.4 Data analysis <\/td>\n<\/tr>\n
53<\/td>\nAnnex E (normative)Calculation of cumulative density function and power spectral density (PSD) of the amplitude of the longitudinal profile
E.1 Calculation of cumulative density function of the amplitude of the longitudinal profile <\/td>\n<\/tr>\n
55<\/td>\nE.2 Calculation of the power spectral density of the amplitude of the longitudinal profile <\/td>\n<\/tr>\n
57<\/td>\nAnnex F (normative)Rail surface quality measurement
F.1 Requirements
F.2 Calculation of the quality index (QI) <\/td>\n<\/tr>\n
58<\/td>\nF.3 Verification of the functional capability
F.4 Verification of the functional capability <\/td>\n<\/tr>\n
59<\/td>\nF.5 Coordinate measuring machine (CMM)
F.6 Measurement of the comparison standard using the CMM
F.7 Analysis of data from CMM
F.8 Measurement of the comparison standard using the test instrument
F.9 Maximum deviation between test instrument and CMM <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Railway applications. Track. Acceptance of works – Acceptance of reprofiling rails in plain line, switches, crossings and expansion devices<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2020<\/td>\n62<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":361549,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-361542","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bsi","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/361542","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/361549"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=361542"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=361542"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=361542"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}