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  • Co-Win 2020 exhibition

    1.Valve World 2020,01-03 Dec at Dusseldorf, Germany,Booth No.1E59 2.Tube&Wire Dusseldorf 2020, 07-11 Dec at Dusseldorf, Germany,Booth No.1A09    
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  • Do what a responsible factory do

    Do what a responsible factory do

    In the past few days, you may have heard about 2019ncov  from various sources.But there are still many specific plots you don’t know, which is exactly what we want to share with you. Such as the provincial level governments to restrict movement, restrict business for a period of time and th...
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  • stainless steel world fair in Netherland

    stainless steel world fair in Netherland

    We attend the fair stainless steel world in netherland. Co-win share our high quality product stainless steel fittings and stainless steel ball valves to the world. During the fair we met our old clients and new clients and have a big and successful harvest. Regarding stainless steel ball valve a...
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  • Cangzhou Co-win Metal Products Co., Ltd  new factory

    Cangzhou Co-win Metal Products Co., Ltd new factory

    A good news share with you .Our  have started production.We add 8 CNC lathes additional,total 35 sets now. So our delivery time will be 40-60 days for the priducts as below: 1.stainless steel valves(1PC/2PC/3PC ball valve, 3 way ball valve,Y strainer…) 2.ISO4144 & Light type threaded fi...
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  • Co-win metal products Co., Ltd organize tourism

    Co-win metal products Co., Ltd organize tourism

    CO-WIN have 10 years export experience in screwed fittings and we make two sets of moulds(ISO4144 type and economic type) to satisfy different clients’ requirement. Our main market is in North American and Europe.The stainless steel threaded fittings the pressure is 150LBS, including elbow,tee,h...
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  • Investment Casting and Sand Casting

    Investment Casting and Sand Casting

    Sand casting is one of the oldest manufacturing processes, dating back thousands of years, in which molten metal is poured into an expendable ceramic mold. The mold is formed by using a wax pattern – a disposable piece in the shape of the desired part. The pattern is surrounded, or “invested”, in...
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  • Co-win move to new factory on July

    Co-win move to new factory on July

    Our new factory to share with you ,we buy it  and move to new factory on July. And we buy another eight new CNC machine. Now we have 40 sets CNC machine total. Co-win grow and expand gradually. I believe we will become your reliable supplier for stainless steel fittings and ball valves in the ne...
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  • Success of Shanghai FLOWTECH Fair

    Success of Shanghai FLOWTECH Fair

    As a manufacturer, we produce valves and threaded fittings more than 10 year. Hope we can supply our main products as following to you: 1.stainless steel valves(1PC/2PC/3PC ball valve, 3 way ball valve,Y strainer…) 2.ISO4144 & Light type threaded fittings (coupling,welding nipple,elbow...
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  • The grand military parade will held on Oct to celebrating our country founding 70 years

    The grand military parade will held on Oct to celebrating our country founding 70 years

    This year 2019 is the 70th anniversary of the founding of our country. Our country will hold a grand military parade on Oct.1st.In order to protect air quality, the government will restrict production strictly and even restrict the entry of vehicles into Beijing on Sep.and Oct.Our city is very ne...
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  • What is Stainless Steel Casting?

    What is Stainless Steel Casting?

    Stainless steel casting also called stainless steel investment casting or wax casting refers to the formation of ceramics around a wax pattern to form a shell for casting stainless steel. Once wax patterns are created, they are melted into the gate system, immersed in slurry and sand to form a l...
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  • The exhibitions we will attend in 2019

    The exhibitions we will attend in 2019

    We will attend the following exhibtion, welcome to visit our booth! 1.Flowtech China(Shanghai), June 3rd to 5th at Shanghai,China,Booth No.:6.2H542 2.Korea Metal Week 2019,June 19th to 21st at KINTEX Center1/Hall2&3,Booth No.:2E160 June 19th-21st 3.Stainless Steel World 2019,Nov.26th to 28...
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  • The introduction for industrial 2PC ball valve

    The introduction for industrial 2PC ball valve

    The raw material of 2PC ball valve is Stainless Steel 316 or 304,the 2pc ball valve produced  by lost wax casting and CNC machine. The structure of  ball valve, make up by one piece valve body and 1 piece end cap. It has a plastic-covered lever handle for on/off manual control. For the inner str...
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