
外螺纹截止阀主要零件材料Materials for main parts
零件名称Part name | 阀体、阀盖Body,Bonnet | 阀杆、阀瓣Stem,Disc | 填料Packing |
J23W-160P-DN3 | 铬镍不锈钢 Cr.Ni Stainless steel | 不锈钢 Stainliess steel | 聚四氟乙稀、柔性石墨 PTEF,Soft graphite |
J23W-320P-DN6 | 优质碳钢 High grade carbon steel | 铬镍不锈钢 Cr.Ni Stainliss steel | 聚四氟乙稀、柔性石墨
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