cx 430 mpi test piece with defects

{"cid":"91150510","title":"CX-430 MPI Artificial Defect Test Piece with Circle & Cross Defects","imgUrl":"https:\/\/img.chinax.com\/nimg\/1c\/83\/8e576f2f87eb5a0dedaafaf1e91f-200x200-1.jpg","attrs":{"Brand Name":"HUATEC","Model Number":"CX-430","Minimum Order Quantity":"1 pc","Delivery Time":"7-10 working days after receipt of your payment","Certification":"CE","Place of Origin":"China","Payment Terms":"T\/T,Paypal","Supply Ability":"10sets\/Month","Packaging Details":"Carton packing box","Standard":"ASTM E1444\/E1444M-11","thickness":"0.004inch","material":"Low-carbon steel"}}

{"cid":"90021558","title":"Asme-2007 Magnetic Flux Indicator Cx-430 GOST","imgUrl":"https:\/\/img.chinax.com\/nimg\/91\/4d\/1f51dded046d48627d7c280a3481-200x200-1.jpg","attrs":{"Brand Name":"HUATEC","Model Number":"CX-430","Minimum Order Quantity":"10pcs","Delivery Time":"1-4days","Certification":"ISO, CE, GOST","Place of Origin":"Beijing","Payment Terms":"T\/T, Paypal, Western Union","Supply Ability":"500pcs per month","Packaging Details":"Standard export package","Material":"DT4A electromagnetic pure iron plate","Color":"Metal surface presents bright silver, no rust.no scratch, no corrosion and so on","Planeness":"Put the test piece on bare board, parallel completely.no wrinkle.no burts.the surface\u2019s roughness RA is 0.005inch","Flaw depth":"30% Shim thickness, 0.004\" thick","diameter of symbol":"0.235inch","thickness of test piece cx4-230":"0.004inch","groove depth":"0.0006inch","groove width":"0.006inch","Product name":"Quantitative Quality Indicators"}}