型号       英制螺纹接口   英制螺纹接口         螺纹代码      英制焊接接口       英制焊接接口            焊接代码 
KVP 12          ½             12mm              034L0021       ½                                         034L0023
KVP 12                                                                                        12mm                 034L0028
KVP 15          5⁄8?        16mm              034L0022 ?    5⁄8?             16mm                 034L0029
KVP 22                                                                  1-1⁄8?            22mm                 034L0025
KVP 28                                                                   1-1⁄8                          ?          034L0026
KVP 28                                                                                         28mm                 034L0031
KVP 35                                                                   1-3/8              35mm                  034L0032