安全级别：核安全2级、3级、非核级抗震类别：Ⅰ类口径范围：≤400mm使用温度：≤350℃ 设计压力：≤17.5MPa连接形式：BW,RF,SW,NPT主体材料：不锈钢、碳钢、合金钢等结构形式：旋启式、升降式、轴流式、双瓣式、斜瓣式
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