https://paventiler.se/produkt/liquid-level-gauge-for-welding-zgau-706-o-and-706-m/
LIQUID LEVEL GAUGE FOR WELDING ZGAU 706 O and 706 M - PA Ventiler
Jun 14, 2022 - Liquid level gauge with reflexive glass 706O/706M (ex. 706/706 CrNi) is design to showing of liquid level in pressure tanks about working pressure to 20 bar....
liquid level gaugefor welding