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表面处理：表面镜面抛光（Ra≦0.8um）内部沙白处理，可内外镜面抛光。表面也可亚光，喷沙处理
不锈钢快开法兰人孔特点：
法兰人孔常用规格：Φ150mm---Φ600mm，也可非标定做尺寸、厚度。
属于快开式压力人孔，产品设计美观，耐用。手轮可以做成不锈钢材质。
应用领域：食品、生物制药，化工、石油、电力、啤酒罐、乳品及化妆品等设备不可缺少的配件。
Stainless steel quick open manhole flange setting is characterized by quick opening pressure, 0.25MPA, maximum working pressure 0.6mpa,
Surface treatment: mirror polishing (Ra = 0.8um) Elizabeth internal processing, inside and outside mirror polished. The surface allows the light, sandblasting treatment
Stainless steel quick open manhole flange features:
Common specifications: 150mm--- diameter manhole flange diameter 600mm, can also be customized non-standard size, thickness.
Quick open manhole belongs to pressure, product design is beautiful, durable. Hand wheel can be made of stainless steel material.
Application areas: food, bio pharmaceutical, chemical, oil, electricity, beer cans, dairy and cosmetics and other equipment indispensable accessories.
