The butterfly a powerful person of the largest requirements was in home a few days ago development of limited company of valve of Zhengzhou city Zheng Die is successful. In Hefei as its type experiment current mechanism institute is obtained through, this kind of large requirements is full fill of a powerful person of casting mould butterfly domestic design makes a blank that go up.
Butterfly a powerful person applies extensively at giving catchment, electric power, light a lot of domain such as gas, chemical industry, commonly used caliber is in 2.2 meters commonly the following, exceed the product of mark of the blame that be called of this number, need undertakes special design is made. Butterfly a powerful person develops complete casting mould of the home before this only exit diameter achieves 3 meters, and the requirements of this kind of new product of Zheng butterfly company achieved 3.6 meters.
According to introducing, on craft, with complete casting mould butterfly a powerful person is opposite is armor plate solders butterfly a powerful person, produce manufacturer to be used extensively for abroad, but in the complete casting mould that prevents metabolic tigidity to go up to go up to wait for our country enterprise to produce as Zheng Die company with anti-corrosive properties butterfly a powerful person.
3.6 meters of when Zheng butterfly company develops this large requirements butterfly a powerful person, it is to be Shanghai world rich to meet quantity of diversion works “ has something made to order personally of ” , its can be achieved through discharge horary 130 thousand stere.
