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欢迎使用焊工资质识别软件 By 373435243@qq.com 输出日期:2014/10/5 9:05:01焊工资质:ISO 9606-1 141 T BW FM4 S s3.6 D60 PH ss nb 焊工资格识别:---------------------Code:ISO 9606-1Qualification testing of welders-Fusion welding Part 1:SteelsWelding process:TIG welding with solid filler material(wire/rod)Product type:TubeType of weld:butt weldFiller material group:Creep-resisting steels 3.75≤Cr≤12%Examples of applicable standards:ISO 3580,ISO 21952,ISO 24598,ISO 17634Filler material type:solid wire electrode-solid rodMaterial thickness of test piece:3.6mmOutside pipe diameter:60mmWelding position:PHWeld details:single side weldingwelding with no material backingExamination and testing:Examination:The welding of test pieces shall be witnessed by the examiner or examining body.The testingshall be verified by the examiner or examining body.The test pieces shall be marked with the identification of the examiner and the welder.Welding positions for all test pieces shall be marked on the test piece.The stop and restart areas shall be marked on the test piece.The 12 o'clock Welding positions shall also be marked on the test piece.The examiner or examining body may stop the test if the welding conditions are not correct or if it appears that the welder does not have the skill to fulfill the requirements.Test pieces:length ≥125mm,outside pipe diameter=60mm,t=3.6mm,2 parts per test,1 tests,the examination is 150mm.Welding conditions:The qualification test of welders shall follow a pWPS or WPS prepared in accordance with ISO 15609-1 or ISO 15609-2.The test piece shall have at least one stop and restart in the root run and in the capping run.When more than one process is used,then at least one stop and restart shall be carried out for each process,this include the root run and final run.The welder shall be allowed to remove minor imperfection by grinding ,except for the capping run for which only the stop and restart may be ground.The permission of the examiner or examining body shall be obtained.Any post-weld heat treatment required in the pWPS or WPS may be omitted at the discretion of the manufacturer.Test methods:All slag and spatters are removed.No grinding on the root and the face side of the weld.Stop and restart in the root run and in the capping run are identified.Profile and dimensions are correct.Visual testing according to ISO 17637.Excess weld metal(502),excessive convexity(503),excessive penetration(504) and undercut(501) shall be assessed in accordance with ISO 5817,quality level B;Others quality level C.And(Radiographic testing according to ISO 17636 .Assessed in accordance with ISO 5817,quality level C.OrBend test according to ISO 5173.A minimum of two root and two face bend test specimens shall be used,and the complete examination length shall be tested.One root transverse bend form 45°direction.One face transverse bend form 135°direction.One root transverse bend form 225°direction.One face transverse bend form 315°direction.At least one specimen shall be taken from a stop/start location.For this purpose,it is possible that a side-bend specimen can be substituted by a root-bend specimen.If A≥20%:The diameter of the former or the inner roller shall be 4t mmThe bending angle 180°。If A<20%:The diameter of the former or the inner roller shall be 100*ts/A-ts mmThe bending angle 180°.Specimens shall not reveal any discrete discontinuity ≥3 mm in any direction.Discontinuities appearing at the edges of a test specimen during testing shall be ignored in the evaluation unless there is evidence that cracking is due to incomplete penetration,slag or other discontinuity.The sum of the greatest discontinuities exceeding 1 mm but less than 3mm in any one bend specimens shall not exceed 10 mm.OrFracture test according to ISO 9017.Four test specimens of equal width.Width of fracture test specimens ≥20mm.Taken form 45°& 135° & 225°& 315°direction.)覆盖范围:---------------------welding process:141 & 142 & 143 & 145Type of weld:butt weld in any type of joint except branch connectionsbranch joints with an angle ≥60°fillet welds if a supplementary fillet weld test piece is welded with each process,filler material group and electrode covering/core.The test piece shall be at least 10mm thick or the thickness of the butt weld piece if the thickness is less,and completed using a single layer in the PB position. However only PA and PB fillet weld position are qualified by this test.Filler material group:FM1 & FM2 & FM3 & FM4Filler material type:S & MMaterial thickness of test piece:3 to 7.2mmOutside pipe diameter:≥30mmProduct type:Tube & PlateWelding position:PA & PE & PFH-L045 using upward welding if there is another test in welding position PC Weld details:ss,nb & ss,mb & bs & ss,gbNote:The type of covering or flux cored wire used in the qualification test of welders for root run welding must be same with that used in the root run welding in production.
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