Interpretation of the new cow cangue production standards

by:Desing      2020-04-15
New bull neck yoke making standard ball valve, cut-off valve, gate valve, when using only for full open or full close, do not allow for regulating flow, lest sealing surface erosion, accelerated wear and tear. Gate and thread on the globe valve with pour sealing device, the handwheel back to the top position and tighten, to prevent leakage of media from the packing. The new cow cangue standards GB/T12459 - 2005年,GB / T13401 - 2005, etc. New cow pillory, ball valve, cut-off valve, gate valve, when using only for full open or full close, do not allow for regulating flow, lest sealing surface erosion, accelerated wear and tear. 90 degrees welding elbow is to use the same as the pipe material of sheet in stamping die stamping into half a piece of ring elbow, then two and a half ring bend group for welding. Because each is the product of demand, capacity utilization rate is higher, the main bend production enterprise profit greatly improved. In the future, with the development of the elbow, the elbow demand will continue to maintain rapid growth, the average annual growth rate is estimated to be over 20%. New cow cangue the growth trend of continuous development and expansion, unceasingly along with the rapid development of the mainstream economic used in different industries and the promotion, believe elbow production enterprises will be a important space for development.
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