Check there is no clamp connection?
Check there is no clamp connections. Only threaded connections and flanges connecting the two,
But you want to use clamp connection surely you must be connected to a hose, and if so you can choose an externally threaded valve plug into the hose clamps again tied.
Kaitai Valve Group is headquartered at Baoshan City Industrial Zone,Shanghai China, Also it is one of high-tech enterprises in Shanghai, a member of the Association of China General Machinery, and a regular supplier to some of the country’s major energy players such as China Petroleum & Natural Gas Corp, China Petrochemical, China Power and China Sea Oil etc.We mainly produce sales Ball Valve，Gate Valve，Globe Valve，Check Valve，Butterfly Valve，Plug Valve and Strainer.
We can supply the quotation and drawing of valves according to request of customers.
We can delivery valves in time as per our clients’ need.
We also provide the valves service of after-sales.
More valve product information：http://www.valveschina.net/