Butterfly Valves
for general industrial applications
A complete range of soft-seated butterfly valves for general industrial and process applications, lined butterfly valves for highly corrosive liquids, gases and slurries through to double and triple eccentric high performance butterfly valves, bi-directional tight shut-off and leak-proof sealing for service conditions where extreme pressures and temperatures meet.
![[Translate to English:] OptiSeal Fig. 14/15/16/17](/fileadmin/_processed_/f/7/csm_KL_KEY_PIC_OPTISEAL_F14_17_f24fb4c625.png "[Translate to English:] KEYSTONE weichdichtende Absperrklappe OptiSeal")
![[Translate to English:] GRF](/fileadmin/_processed_/2/c/csm_KL_KEY_PIC_GRF_8c8bc05d07.png "[Translate to English:] KEYSTONE weichdichtende Absperrklappe Serie GRF")
![[Translate to English:] F9](/fileadmin/_processed_/4/2/csm_KL_KEY_PIC_F9_65d7c8a56d.png "[Translate to English:] KEYSTONE weichdichtende Absperrklappe F9")
![[Translate to English:] CompoSeal](/fileadmin/_processed_/0/9/csm_KL_KEY_PIC_COMPOSEAL_1_7a12fb6091.png "[Translate to English:] KEYSTONE weichdichtende Absperrklappe CompoSeal")
![[Translate to English:] ParaSeal](/fileadmin/_processed_/8/7/csm_KL_KEY_PIC_PARASEAL_0ee255f257.png "[Translate to English:] KEYSTONE weichdichtende Absperrklappe ParaSeal")
![[Translate to English:] KG9](/fileadmin/_processed_/f/7/csm_KL_GEFA_PIC_KG9_9a9a416130.jpg "[Translate to English:] GEFA weichdichtende Absperrklappe KG9")
![[Translate to English:] KG7](/fileadmin/_processed_/7/5/csm_KL_GEFA_PIC_KG7_74bde97ada.jpg "[Translate to English:] GEFA weichdichtende Absperrklappe KG7")
![[Translate to English:] KG2](/fileadmin/_processed_/a/d/csm_KL_GEFA_PIC_KG2_caf6a8a6c8.jpg "[Translate to English:] GEFA weichdichtende Absperrklappe KG2")
![[Translate to English:] KG4](/fileadmin/_processed_/7/0/csm_KL_GEFA_PIC_KG4_d91adc8fee.jpg "[Translate to English:] GEFA weichdichtende Absperrklappe KG4")
![[Translate to English:] CST](/fileadmin/_processed_/0/a/csm_KL_CVS_PIC_CST_771cecdc22.jpg "[Translate to English:] CHEMVALVE PTFE-ausgekleidete Absperrklappe Typ CST")
![[Translate to English:] KG6](/fileadmin/_processed_/5/f/csm_KL_GEFA_PIC_KG6_8ef03bb6ed.jpg "[Translate to English:] GEFA PTFE-ausgekleidete Absperrklappe KG6")
![[Translate to English:] KG8](/fileadmin/_processed_/7/3/csm_KL_GEFA_PIC_KG8_da02f3e20f.jpg "[Translate to English:] GEFA PTFE-ausgekleidete Absperrklappe KG8")
![[Translate to English:] HG1](/fileadmin/_processed_/d/9/csm_KL_GEFA_PIC_HG1_7d939d0128.jpg "[Translate to English:] GEFA doppeltexzentrische Hochleistungsklappe HG1")
![[Translate to English:] HG7](/fileadmin/_processed_/3/7/csm_KL_GEFA_PIC_HG7_73e4bafa63.jpg "[Translate to English:] GEFA doppeltexzentrische Hochleistungsklappe HG7")
![[Translate to English:] HG7_BK](/fileadmin/_processed_/b/9/csm_KL_GEFA_PIC_HG7_BK_b83d31c263.jpg "[Translate to English:] GEFA doppeltexzentrische Hochleistungsklappe HG7_BK")
![[Translate to English:] HGT1](/fileadmin/_processed_/e/e/csm_KL_GEFA_PIC_HGT1_d573f81fe7.jpg "[Translate to English:] GEFA dreifachexzentrische Hochleistungsklappe HGT1")
![[Translate to English:] HGT7](/fileadmin/_processed_/d/6/csm_KL_GEFA_PIC_HGT7_493a27d27b.jpg "[Translate to English:] GEFA dreifachexzentrische Hochleistungsklappe HGT7")
![[Translate to English:] Serie 30.000 Cryo](/fileadmin/_processed_/a/e/csm_KL_VAN_PIC_SERIE_30.000_CRYO_b6ca08d503.jpg "[Translate to English:] VANESSA dreifachexzentrische Hochleistungsklappe Serie 30.000 Cryo Ausführung")