阀体材质：球墨铸铁

AVK法兰球形止回阀型号: 53/35-003

AVK球形止回阀具有自洁功能和全通径。球体在操作的过程中转动从而减少了杂质粘在球体上的风险。平滑的全通径确保了低压力损失并减少底部沉淀的风险。AVK球形止回阀的连接方式有法兰和内螺纹。我们一般出货的是NBR内衬的球体作为标准，客户也可以选择不同重量的聚氨酯球体。

AVK参考编号              DN                 法兰                                理论重量

                                毫米                钻孔                                  千克                    

53-050-35-1007          50                PN10/16                                7,5

53-065-35-1007          65                PN10/16                                10

53-080-35-1007          80                PN10/16                                12

53-100-35-1007         100               PN10/16                                16

53-125-35-1007         125               PN10/16                                35

53-150-35-1007         150               PN10/16                                32

53-200-35-0007         200               PN10                                     68

53-200-35-1007         200               PN16                                     68

53-250-35-0007         250               PN10                                     112

53-300-35-0007         300               PN10                                     163

53-350-35-0007         350               PN10                                     289

53-400-35-0007         400               PN10                                     416

53-500-35-0007         500               PN10                                     712

53-600-35-0207         600               PN10                                     1200