\documentclass[10pt,a4paper]{article} % Packages \usepackage{fancyhdr} % For header and footer \usepackage{multicol} % Allows multicols in tables \usepackage{tabularx} % Intelligent column widths \usepackage{tabulary} % Used in header and footer \usepackage{hhline} % Border under tables \usepackage{graphicx} % For images \usepackage{xcolor} % For hex colours %\usepackage[utf8x]{inputenc} % For unicode character support \usepackage[T1]{fontenc} % Without this we get weird character replacements \usepackage{colortbl} % For coloured tables \usepackage{setspace} % For line height \usepackage{lastpage} % Needed for total page number \usepackage{seqsplit} % Splits long words. %\usepackage{opensans} % Can't make this work so far. Shame. Would be lovely. \usepackage[normalem]{ulem} % For underlining links % Most of the following are not required for the majority % of cheat sheets but are needed for some symbol support. \usepackage{amsmath} % Symbols \usepackage{MnSymbol} % Symbols \usepackage{wasysym} % Symbols %\usepackage[english,german,french,spanish,italian]{babel} % Languages % Document Info \author{Tito (tito.vinicius)} \pdfinfo{ /Title (mag-control-p-19.pdf) /Creator (Cheatography) /Author (Tito (tito.vinicius)) /Subject (Mag Control P-19 Cheat Sheet) } % Lengths and widths \addtolength{\textwidth}{6cm} \addtolength{\textheight}{-1cm} \addtolength{\hoffset}{-3cm} \addtolength{\voffset}{-2cm} \setlength{\tabcolsep}{0.2cm} % Space between columns \setlength{\headsep}{-12pt} % Reduce space between header and content \setlength{\headheight}{85pt} % If less, LaTeX automatically increases it \renewcommand{\footrulewidth}{0pt} % Remove footer line \renewcommand{\headrulewidth}{0pt} % Remove header line \renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit % This two commands together give roughly % the right line height in the tables \renewcommand{\arraystretch}{1.3} \onehalfspacing % Commands \newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour \newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols \newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns \newcommand{\tn}{\tabularnewline} % Required as custom column type in use % Font and Colours \definecolor{HeadBackground}{HTML}{333333} \definecolor{FootBackground}{HTML}{666666} \definecolor{TextColor}{HTML}{333333} \definecolor{DarkBackground}{HTML}{351AA3} \definecolor{LightBackground}{HTML}{F2F0F9} \renewcommand{\familydefault}{\sfdefault} \color{TextColor} % Header and Footer \pagestyle{fancy} \fancyhead{} % Set header to blank \fancyfoot{} % Set footer to blank \fancyhead[L]{ \noindent \begin{multicols}{3} \begin{tabulary}{5.8cm}{C} \SetRowColor{DarkBackground} \vspace{-7pt} {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}} } \end{tabulary} \columnbreak \begin{tabulary}{11cm}{L} \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Mag Control P-19 Cheat Sheet}}}} \\ \normalsize{by \textcolor{DarkBackground}{Tito (tito.vinicius)} via \textcolor{DarkBackground}{\uline{cheatography.com/147214/cs/31990/}}} \end{tabulary} \end{multicols}} \fancyfoot[L]{ \footnotesize \noindent \begin{multicols}{3} \begin{tabulary}{5.8cm}{LL} \SetRowColor{FootBackground} \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}} \\ \vspace{-2pt}Tito (tito.vinicius) \\ \uline{cheatography.com/tito-vinicius} \\ \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}} \\ \vspace{-2pt}Not Yet Published.\\ Updated 5th May, 2022.\\ Page {\thepage} of \pageref{LastPage}. \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}} \\ \SetRowColor{white} \vspace{-5pt} %\includegraphics[width=48px,height=48px]{dave.jpeg} Measure your website readability!\\ www.readability-score.com \end{tabulary} \end{multicols}} \begin{document} \raggedright \raggedcolumns % Set font size to small. Switch to any value % from this page to resize cheat sheet text: % www.emerson.emory.edu/services/latex/latex_169.html \footnotesize % Small font. \begin{multicols*}{3} \begin{tabularx}{5.377cm}{x{1.60195 cm} x{1.3731 cm} x{1.60195 cm} } \SetRowColor{DarkBackground} \mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Requirements Fulfilled}} \tn % Row 0 \SetRowColor{LightBackground} {\bf{MCCR shall perform inspection in a minimum rate (average) of 1.33 minutes per square meter}} & Mag Control Inspection Speed & This is equal to 0.042 m/s, for a 0.3 m scanning width. All the tests so far were done at higher speeds. \tn % Row Count 8 (+ 8) % Row 1 \SetRowColor{white} {\bf{MCCR shall distinguish between internal and external pitting.}} & Pitting position & - \tn % Row Count 13 (+ 5) % Row 2 \SetRowColor{LightBackground} {\bf{MCCR shall detect pitting at plates with minimum diameter of 10mm.}} & Minimal pitting diameter detection & Pitting size is only possible for pitting higher than 15 mm on far side. Pitting near side sizing needs to be better understood or supplemented using UT WT. \tn % Row Count 25 (+ 12) % Row 3 \SetRowColor{white} {\bf{MCCR shall detect pitting at plates with minimum wall loss of 20\%.}} & Minimal pitting depth detection & - \tn % Row Count 31 (+ 6) \end{tabularx} \par\addvspace{1.3em} \vfill \columnbreak \begin{tabularx}{5.377cm}{x{1.60195 cm} x{1.3731 cm} x{1.60195 cm} } \SetRowColor{DarkBackground} \mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Requirements Fulfilled (cont)}} \tn % Row 4 \SetRowColor{LightBackground} {\bf{MCCR shall detect pitting corrosion.}} & Pitting position & Covered by the test cases showed before \tn % Row Count 3 (+ 3) % Row 5 \SetRowColor{white} {\bf{MCCR shall detect crack with different orientation}} & Crack Orientation & For cracks whose orientation is parallel to the sides of the plate, maybe it is possible to identify. \tn % Row Count 11 (+ 8) % Row 6 \SetRowColor{LightBackground} {\bf{MCCR shall detect defects under uneven coating layers.}} & - & Tested During the conceptual phase \tn % Row Count 16 (+ 5) \hhline{>{\arrayrulecolor{DarkBackground}}---} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.43873 cm} x{2.53827 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Minimal Pitting Depth at Welding Areas}} \tn % Row 0 \SetRowColor{LightBackground} {\bf{Perpendicular Direction}} & The defect signal was superimposed with the weld signal \tn % Row Count 3 (+ 3) % Row 1 \SetRowColor{white} {\bf{Transversal direction}} & Shows different pitting depths for a fixed gain of 34 dB for a defect found before the T-joint weld. It is possible to detect and differentiate pitting with 20\% depth or more. \tn % Row Count 12 (+ 9) % Row 2 \SetRowColor{LightBackground} {\bf{Parallel Direction (Along the weld)}} & The weld signal has not significant influences in the pitting signal \tn % Row Count 16 (+ 4) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.43873 cm} x{2.53827 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Minimal Pitting Diameter at Welding Areas}} \tn % Row 0 \SetRowColor{LightBackground} {\bf{Perpendicular directions}} & The defect signal was superimposed with the weld signal \tn % Row Count 3 (+ 3) % Row 1 \SetRowColor{white} {\bf{Transversal directions}} & Different pitting diameters for a fixed gain of 34 dB for a defect found before the T-joint weld \tn % Row Count 8 (+ 5) % Row 2 \SetRowColor{LightBackground} {\bf{Parallel Direction (Along the weld)}} & The weld signal has not significant influences in the pitting signal \tn % Row Count 12 (+ 4) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Minimal Pitting Diameter Detection}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/tito-vinicius_1651688150_minimal_pitting_detection.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{\{\{ac\}\}SBR evaluation for a 10 mm diameter pitting in different magnetization levels} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Minimal Pitting Depth Detection (Case 01)}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/tito-vinicius_1651688295_10mm_3mm.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{\{\{ac\}\}To check if the Mag Control can detect a pitting with 20\% of thickness loss. Detection Limit Diagram for a 10 mm Pitting diameter using 3 mm of lift off.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Minimal Pitting Depth Detection (Case 02)}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/tito-vinicius_1651688709_10mm_5mm.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{\{\{ac\}\}To check if the Mag Control can detect a pitting with 20\% of thickness loss. Detection Limit Diagram for a 10 mm Pitting diameter using 5 mm of lift off.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Minimal Pitting Depth Detection (Case 03)}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/tito-vinicius_1651688818_10mm_7mm.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{\{\{ac\}\}To check if the MAG Control can detect a pitting with 20\% of thickness loss. Detection Limit Diagram for a 10 mm Pitting diameter using 7 mm of lift off.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{1.55618 cm} x{1.51041 cm} x{1.51041 cm} } \SetRowColor{DarkBackground} \mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Requirements Fulfilled with Restrictions}} \tn % Row 0 \SetRowColor{LightBackground} {\bf{MCCR shall detect pitting at welding areas with minimum diameter of 10mm.}} & Minimal pitting diameter detection at welding areas & It is still an issue to distinguish the signal of the welding and the signal of the pitting on \seqsplit{perpendicular} direction. Only possible if the inspection is performed along the weld bead. \tn % Row Count 15 (+ 15) % Row 1 \SetRowColor{white} {\bf{MCCR shall detect pitting at welding areas with minimum wall loss of 20\%.}} & Minimal pitting depth detection at welding areas & It is still an issue to distinguish the signal of the welding and the signal of the pitting on \seqsplit{perpendicular} direction. Only possible if the inspection is performed along the weld bead. \tn % Row Count 30 (+ 15) \end{tabularx} \par\addvspace{1.3em} \vfill \columnbreak \begin{tabularx}{5.377cm}{x{1.55618 cm} x{1.51041 cm} x{1.51041 cm} } \SetRowColor{DarkBackground} \mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Requirements Fulfilled with Restrictions (cont)}} \tn % Row 2 \SetRowColor{LightBackground} {\bf{MCCR shall distinguish between internal and external cracks.}} & Crack Position & This requirement may be set as done. Although, cracks sometimes may be mistaken with pitting. It is necessary better understand the crack detection mechanism. \tn % Row Count 13 (+ 13) % Row 3 \SetRowColor{white} {\bf{MCCR shall detect cracks with minimum 4 mm depth.}} & Minimal crack depth detection & Detectable only when the crack is \seqsplit{perpendicular} to scanner movement. For cracks parallel to the scanner movement, a 4mm crack is difficult to detect. \tn % Row Count 25 (+ 12) % Row 4 \SetRowColor{LightBackground} {\bf{MCCR shall detect cracks with minimum 60 mm length.}} & Minimal crack length detection & Detectable when the crack is \seqsplit{perpendicular} to scanner movement. Detectable for cracks parallel to the scanner movement and depth more than 40\% of plate thickness. Vertical cracks were not tested yet. Even tough, it is unlikely to detect those cracks. \tn % Row Count 45 (+ 20) \end{tabularx} \par\addvspace{1.3em} \vfill \columnbreak \begin{tabularx}{5.377cm}{x{1.55618 cm} x{1.51041 cm} x{1.51041 cm} } \SetRowColor{DarkBackground} \mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Requirements Fulfilled with Restrictions (cont)}} \tn % Row 5 \SetRowColor{LightBackground} {\bf{MCCR shall categorize crack depth \seqsplit{qualitatively} {[}shallow (\textless{}25\%), middle (\textgreater{}=25\%, \textless{}=50\%), deep (\textgreater{}50\%){]}.}} & Crack depth \seqsplit{differentiation} & Only possible to distinguish for cracks at far side and orientation \seqsplit{perpendicular} to the scanner movement. Some of the tests indicate that MEC may not be able to distinguish the depth of the cracks when they are on the near side or at the same orientation than the scanner movement. \tn % Row Count 23 (+ 23) % Row 6 \SetRowColor{white} {\bf{MCCR shall size pitting corrosion.}} & - & For far side it is clear to size. However, the pitting sizing on near side is not clear for thick plates. Restriction for size pitting smaller than 20mm diameter \tn % Row Count 36 (+ 13) \end{tabularx} \par\addvspace{1.3em} \vfill \columnbreak \begin{tabularx}{5.377cm}{x{1.55618 cm} x{1.51041 cm} x{1.51041 cm} } \SetRowColor{DarkBackground} \mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Requirements Fulfilled with Restrictions (cont)}} \tn % Row 7 \SetRowColor{LightBackground} {\bf{MCCR shall detect cracks.}} & - & The crack detection is strongly dependent of the crack orientation \tn % Row Count 6 (+ 6) \hhline{>{\arrayrulecolor{DarkBackground}}---} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{1.55618 cm} x{1.51041 cm} x{1.51041 cm} } \SetRowColor{DarkBackground} \mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Requirements Do Not Fullfill}} \tn % Row 0 \SetRowColor{LightBackground} {\bf{MCCR shall detect pitting at plates with 80\% Probability (PoD).}} & This requirements is an item pass criteria for the other tests cases & Test not completed. There is no PoD curve yet. The high value of SBR suggest the we will have a high POD value (more than 80\%) \tn % Row Count 10 (+ 10) % Row 1 \SetRowColor{white} {\bf{MCCR shall size depth of pitting with an accuracy of at least +/- 10\% (at 80\% certainty).}} & N/A & The accuracy was not calculated yet. Although, initially, the sizing of depth is not proportional and the error may be high. \tn % Row Count 20 (+ 10) % Row 2 \SetRowColor{LightBackground} {\bf{MCCR shall detect cracks with 80\% probability (PoD).}} & This requirements is an item pass criteria for the other tests cases & This requirements is an item pass criteria for the other tests cases \tn % Row Count 26 (+ 6) \hhline{>{\arrayrulecolor{DarkBackground}}---} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Pitting Position}} \tn \SetRowColor{white} \mymulticolumn{1}{x{5.377cm}}{The Mag Control technique is able to distinguish between near side and far side defects according to the angle of the impedance signals.% Row Count 3 (+ 3) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Far Side Signal (Pitting and Crack Failure)}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/tito-vinicius_1651682344_far_side.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{\{\{ac\}\} Oscillate along the vertical axis.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Near Side Signal (Pitting and Crack Failure)}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/tito-vinicius_1651682372_near_side.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{\{\{ac\}\}Oscillate mostly horizontally.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{1.9908 cm} x{2.9862 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Minimal Crack Depth Detection}} \tn % Row 0 \SetRowColor{LightBackground} {\bf{Perpendicular direction}} & The SBR analysis for different cracks depth when the scanning was performed perpendicular to crack orientation. For electrical currents higher than 11 amperes the SBR values found was more than 6 dB. Therefore, these conditions exhibit high detectability. \tn % Row Count 12 (+ 12) % Row 1 \SetRowColor{white} {\bf{Tranversal direction}} & the detection of a crack of 4 mm depth on the far side is clear when the crack is transversal to the MEC movement. \tn % Row Count 17 (+ 5) % Row 2 \SetRowColor{LightBackground} {\bf{Parallel direction}} & For that are cracks parallel to the scan was not possible to detect a 4 mm crack. \tn % Row Count 21 (+ 4) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{1.9908 cm} x{2.9862 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Minimal Crack legth Detection}} \tn % Row 0 \SetRowColor{LightBackground} {\bf{Perpendicular direction}} & Mag Control is able to detect cracks of 40 mm, 60 mm, and 80 mm length, whether far side or near side. \tn % Row Count 5 (+ 5) % Row 1 \SetRowColor{white} {\bf{Tranversal direction}} & Mag Control is able to detect cracks of 40 mm, 60 mm, and 80 mm length, whether far side or near side. \tn % Row Count 10 (+ 5) % Row 2 \SetRowColor{LightBackground} {\bf{Parallel direction}} & Mag Control is able to detect cracks of 40 mm, 60 mm, and 80 mm length, whether far side or near side. \tn % Row Count 15 (+ 5) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Minimal Crack Depth Detection}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/tito-vinicius_1651693431_crack_depth.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{\{\{ac\}\}SBR evaluation for different crack depth using different magnetization levels (by electrical current application).} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Minimal Crack Length Detection (Far Side)}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/tito-vinicius_1651693731_mec_crack_depht_detection_far_side.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{\{\{ac\}\}Mag Control scan parallels to the cracks of 40, 60 and 80 mm length on far side.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Minimal Crack Length Detection (Near Side)}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/tito-vinicius_1651693808_mec_crack_depht_detection_near_side.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{\{\{ac\}\}Mag Control scan parallels to the cracks of 40, 60 and 80m length on near side} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Crack Depth Differentiation (Far Side)}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/tito-vinicius_1651694170_perpendicular_crack_depth_diffentiation.png}}} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{5.377cm}}{\{\{ac\}\}It is possible to distinguish between not only in 3, but also in 5 different levels of crack severity, according to their depths. Regarding the calibration, the shallow defects (\textless{}25\%) would be represented in grey, the middle ones (≥25\% and ≤50\%), in green and blue, and the deep ones (\textgreater{}50\%), in yellow and red.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} % That's all folks \end{multicols*} \end{document}