JOUKA Oy公司成立于1957年，工廠設在芬蘭于勒耶爾維，約有40多個員工，設計和生產球閥，此外，還是五金沖壓件和機械零件的分包商，40多年的球閥生產經驗和持續的技術改進，使得Jouka Oy能夠提供高質量的球閥。

JOUKA主要產品：JOUKA鋁制球閥、JOUKA不銹鋼球閥、JOUKA鋼制球閥、JOUKA衛生閥門、JOUKA塑料閥門、JOUKA取樣閥、JOUKA執行器等

JOUKA主要型號：J020，J025，J032，J040，J065，J100，T-50-1，T-125-1，T-80-2

MHA Zentgraf球閥 BKH-DN4-G1/8 MHA Zentgraf球閥 BKH-DN4-8S

MHA Zentgraf球閥 BKH-DN6-G1/4 MHA Zentgraf球閥 BKH-DN6-10S

MHA Zentgraf球閥 BKH-DN10-G3/8 MHA Zentgraf球閥 BKH-DN8-12S

MHA Zentgraf球閥 BKH-DN13-G1/2 MHA Zentgraf球閥 BKH-DN10-14S

MHA Zentgraf球閥 BKH-DN16-G5/8 MHA Zentgraf球閥 BKH-DN13-16S

MHA Zentgraf球閥 BKH-DN20-G3/4 MHA Zentgraf球閥 BKH-DN13-20S

MHA Zentgraf球閥 BKH-DN25-G1 MHA Zentgraf球閥 BKH-DN16-20S

MHA Zentgraf球閥 BKHP420-DN25-G1 MHA Zentgraf球閥 BKH-DN20-25S

MHA Zentgraf球閥 BKH-DN25/32-G1 1/4 MHA Zentgraf球閥 BKH-DN25-30S

MHA Zentgraf球閥 BKH-DN25/40-G1 1/2 MHA Zentgraf球閥 BKHP420-DN25-30S

MHA Zentgraf球閥 BKH-DN4-1/8"NPT MHA Zentgraf球閥 BKH-DN25/32-38S

MHA Zentgraf球閥 BKH-DN6-1/4"NPT MHA Zentgraf球閥 BKH-DN6-7/16"UNF

MHA Zentgraf球閥 BKH-DN10-3/8"NPT MHA Zentgraf球閥 BKH-DN10-9/16"UNF

MHA Zentgraf球閥 BKH-DN13-1/2"NPT MHA Zentgraf球閥 BKH-DN13-3/4"UNF

MHA Zentgraf球閥 BKH-DN20-3/4"NPT MHA Zentgraf球閥 BKH-DN20-1 1/16"UN

MHA Zentgraf球閥 BKH-DN25-1"NPT MHA Zentgraf球閥 BKH-DN25-1 5/16"UN