Nibco is the largest united states manufacturer of pressure rated ductile iron valves .
美国尼伯科是美国最大的额定压力球墨铸铁阀门制造商。
In short , we don 't buy our ductile iron castings from an outside supplier , domestic or foreign . We make them ourselves , so you can count on their quality and service .
Note : valve of ductile iron body and bonnet is available on request .
注:可供球铁体闸阀。
About one third of the consumed energy was due to the interaction of the swarf with the applied fluid and bond matrix , while the remaining energy was attributed to ductile plowing .
大约三分之一的能量消耗于岩屑流体与结合剂之间的作用,其余能量消耗于塑性耕犁。
Sheraton-universal hotel located in the north hollywood of los angeles , california , usa is a twenty-story building consisting of ductile moment-resistant reinforced concrete frame structure system . Total 16 time histories of acceleration are recorded during the 1994 northridge earthquake , california .