| |  | 微阻球形止回閥 | | 型號:HQ44X,HQ45X | | 口徑:DN50-DN1000 | | 壓力:1.0～1.6MPa | | 材質:鑄鐵、球鐵、鑄鋼 |  | | |  | HQ44X，HQ45X微 | | 型號:HQ44X，HQ45X | | 口徑:DN50-DN1000 | | 壓力:1.0～1.6MPa | | 材質:鑄鋼，鑄鐵 | | |
|  | HH44X、HH44T、 | | 型號:HH44X、HH44T、HH44H | | 口徑:DN40-DN800 | | 壓力:1.0mpa～6.4mpa | | 材質:鑄鋼，鑄鐵，不銹鋼 | | | |  | HH48X微阻緩閉蝶型消 | | 型號:HH48X | | 口徑:DN200-DN1400 | | 壓力:1.0mpa-6.4mpa | | 材質:鑄鐵，鑄鋼 | | | |  | HH46X微阻緩閉蝶式止 | | 型號:HH46X、HH48X、HH49X | | 口徑:DN40-DN1000 | | 壓力:1.0mpa～2.5mpa | | 材質:鑄鐵，鑄鋼 | | | |  | 銅絲口止回閥H14W | | 型號:H14W | | 口徑:DN15-DN50 | | 壓力:1.6-2.5MPA | | 材質:黃銅 | | | | | |  | H44H~H44W旋啟式 | | 型號:H44H~H44W | | 口徑:DN40-DN500 | | 壓力:1.6mpa-10.0mpa | | 材質:鑄鋼，不銹鋼 | | | |  | H41H碳鋼升降式止回閥 | | 型號:H41H | | 口徑:DN32-DN200 | | 壓力:1.6mpa-16.0mpa | | 材質:鑄鋼，不銹鋼 | | | |  | 內螺紋不銹鋼旋啟式止回閥 | | 型號:H14W | | 口徑:DN15-DN80 | | 壓力:1.6mpa-6.4mpa | | 材質:不銹鋼304.316 | | | |  | 碳鋼直通升降式止回閥H4 | | 型號:H41H | | 口徑:DN32-DN200 | | 壓力:1.6mpa-10.0mpa | | 材質:碳鋼，不銹鋼 | | | |  | H42Y升降式高壓止回閥 | | 型號:H42Y | | 口徑:DN10-DN200 | | 壓力:16.0mpa-32.0mpa | | 材質:鑄鋼，不銹鋼 | | |
