\documentclass[border=3mm]{standalone}
\usepackage{luacoolprop}
\pgfplotsset{compat=1.18}
\begin{document}
\begin{tikzpicture}
\begin{axis}[lcp fluid=R134a,width=13cm,height=8cm,xlabel={$h/\mathrm{kJ\,kg^{-1}}$},ylabel={$p/\mathrm{bar}$},ymode=log,grid=both,auto node placement]
\LCPAddPHIsotherms[
  temperature values={-30,0,30,60,90,120},
  labels=true,
  isotherm label sloped=true,
  isotherm label every=1,
  isotherm color=orange!80!black]
\LCPAddPHQuality[
  quality values={0,0.1,0.3,0.5,0.7,0.9,1},
  labels=true,
  quality label sloped=true,
  quality label every=1,
  quality color=teal!65!black,
  quality boundary color=teal!90!black]
\end{axis}
\end{tikzpicture}
\end{document}