313.70800. a 圆形压力表,内径40mm,工作压力0-4bar,PVC外套,毛细管长800mm,G1/4螺纹接头313.70800. b 圆形压力表,内径40mm,工作压力0-4bar,PVC外套,毛细管长800mm,M10*1螺纹接头313.80800. a 圆形压力表,内径40mm,工作压力0-6bar,PVC外套,毛细管长800mm,G1/4螺纹接头313.80800. b 圆形压力表,内径40mm,工作压力0-6bar,PVC外套,毛细管长800mm,M10*1螺纹接头自定义(定制型号)圆形压力表,内径40mm,工作压力可选,PVC外套,毛细管长可选,螺纹接头可选,面板和外壳颜色均可选;