德國杰克（JK）是世界的流體控制產品和服務供應商，設計和制造商的產品用于各種工業以及一般性商用場合。在成立近一個世紀以來，100多位兢兢業業的工程師不斷開發出高質量閥門及配件產品滿足不同的市場需求。所有產品都在一個符合ISO9001標準嚴格的質量體系監控下完成作業，JK產品以及分銷商遍布43個國家。 
德國杰克（JK）閥門所供應的閥門產品有：進口球閥、進口閘閥、進口電磁閥、進口針型閥、進口蝶閥、進口止回閥、進口截止閥、進口安全閥、進口調節閥、進口疏水閥、進口旋塞閥、進口隔膜閥、進口排氣閥、進口呼吸閥、進口過濾器、進口阻火器、進口角座閥、進口平衡閥、進口減壓閥、進口切斷閥、進口高壓閥門、進口氣動閥門、進口電動閥門、進口蒸汽閥門等，進口閥門系列產品。 
德國杰克閥門的價值理念概括為：專業化－化－人性化。我們因自身的責任感、遠見及專注于創造*的解決方案和理念，而成為的閥門制造商。早在1993年德國杰克閥門品牌已進入中國，并在中國上海設立了辦事處，也就是現今的杰克亞太區總部，2003年在香港建立了獨資工廠。杰克始終認為中國的發展對于的發展具有著重要意義，同時也熱切期望融入其中，為中國發展做出努力和貢獻。
我公司并代理幾大進口閥門品牌：德國（ARI）閥門、日本（TOMOE）巴閥、日本（KITZ）閥門、日本（VENN）閥門、美國（NIBCO）尼必可閥門、西班牙（VYC）閥門咨詢、訂購。

German Jack （ JK ） is the world leader in fluid control products and service providers, designers and manufacturers of products used in various industrial and general business occasions. Set up in nearly a century, more than 100 be conscientious and do one's best engineers continue to develop high-quality valves and accessories products to meet different market needs. All products are in a line with international standards ISO9001 strict quality system to finish the homework, JK products and distributors in 43 countries around the world.
German Jack （ JK ） valve supply valve products: imports of ball valve, inlet valve, inlet electromagnetic valve, needle valve, inlet valve, check valve, stop valve, safety valve, regulating valve, inlet valve, plug valve, diaphragm valve, exhaust valve, breathing valve, inlet filter, imported fire arrestor, angle seat valve, balance valve, inlet valve, inlet valve, inlet valve, pneumatic valve, electric valves, steam valve, inlet valve series.
German Jack valve values summed up as: professional - International - human. Because of our own responsibility, vision and focus on the creation of hitherto unknown solutions and ideas, to become the world's leading manufacturer of valves. In early 1993 the German Jack valve brands have entered China, and in China set up offices in Shanghai, in what is now Jack Asia-Pacific headquarters, in 2003 in Hongkong established a wholly-owned factories. Jack always considered China's development for the global development has important significance, but also look forward to integrate in which, for China's development efforts and contributions.
Our company and agents of several major entrance valve brand: Germany （ ARI ）, Japan （ TOMOE ） valve, valve, Japan （ KITZ ） valve, Japan （VENN） valve, the United States （ NIBCO ）, will be the valve, Spain （ VYC ） valve calls welcome advice, order.

進口呼吸閥相關產品：

德國杰克（JK）閥門『進口呼吸閥、呼吸閥』產品:進口防爆呼吸閥、進口阻火呼吸閥、進口全天候呼吸閥、進口全天候防凍呼吸閥、進口防爆阻火呼吸閥、進口安全過濾呼吸閥.
    1、德國杰克（JK）呼吸閥 進口呼吸閥系列產品：進口呼吸閥、進口波紋阻火呼吸閥、進口防爆阻火呼吸閥、進口全天候防火防爆呼吸閥、進口回收呼吸閥、帶接管呼吸閥、允氣回收式呼吸閥、新型呼吸閥、全天候防凍呼吸閥、量油孔、阻火通氣帽、夾套保溫呼吸閥、快開呼吸閥.
    2、德國杰克（JK）呼吸閥簡介：呼吸閥利用油罐本身的承壓能力來減少油蒸氣排放，其原理是利用閥盤的重量來控制油罐的呼氣正壓和吸氣負壓。當罐內氣體的壓力在呼吸閥的控制壓力范圍之內時，呼吸閥不動作，保持油罐的密閉性；當罐內氣體空間的壓力升高，達到呼吸閥的控制正壓時，壓力閥被頂開，氣體從罐內逸出，使罐內壓力不在繼續增高；當罐內氣體空間的壓力下降，達到呼吸閥的控制負壓時，罐外的大氣將頂開真空閥而進入罐內，使罐內的壓力不在繼續下降。
    呼吸閥分為兩種：
    3、閥體材質: 鑄鋼、碳鋼、20＃鋼、A182鋼、鍛鋼 A105 F11 F22、鉻鉬鋼WC6 WC9、不銹鋼、304、316 陶瓷 塑料
    4、工作壓力1.6MPA-32MPA（美標從150LB-2500LB，日標從10K-64K）。
    5、工作溫度-196°C- 550°C。
    6、閥門口徑從 DN15-DN1000。
    7、制造標準：標準：國標GB HB、美標API ANSI、日標JIS、德標DIN
    8、連接方式:法蘭、對夾、絲口焊接 卡套 卡箍 承插焊、對焊、對夾、
    9、驅動方式:手動、手動、電動、氣動、蝸輪、齒輪傳動等裝置
    10、適用介質:水、油品、氣、蒸汽!