海底阀专用法兰-F804B-80/100

详细说明

F804A/B型法兰与罐体连接，F804C/D型法兰与管道连接，材质有碳钢、不锈钢、铝合金。

F804A/B type flange connection with tanks, F804C/D type flange connection with pipeline,material is carbon steel, stainless steel.Aluminum alloy.