阀指标板特别15-73 166014

Valve indicator board Special 15-73 166014 [Features] ●Size: 100 x 50 x 2 mm ●Material: Hard vine ●Specifications: Laminated, 4 mm φ hole x 1, double-sided printing ●Regulations for preventing specific chemical substances, etc., Article 15 <Indications in the direction of opening and closing of valves, etc.> This is a signboard necessary for businesses handling specific chemical substances.制冷安全法规，一般高压气体安全法规，液化石油安全法规，劳动部条例<br>● 未指定标记板的颜色和大小。 <br>●阀相关招牌4 <br>●阀指示灯板