wangliang
Does the GB6479 pipe have a pressure range?..
光头强
What's the reason why CAD2014 loads every time it opens after installing HGCAD?..
TuKai
What is the depth of this thread hole?
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wangliang
There is an oxygen buffer tank (tower type, DN3600X25 cylinder length 9500 material S30408..
小鱼曾乖乖

压力穷器,板材是Q345R,由于要做耐磨内衬,温度会加热到1200度,冷却下来后可以使用吗,这么高温度会破坏板材组织性能吗?..
一路向东
When to Select WN Form for Flange in Pressure Pipeline..
光头强
Can DN700 holes be reinforced with rings? Exceed standard..
阳光boy
Ask a question! The hemispherical head with 3600 inner diameter has a minimum forming thic..
一路向东
The bending force of the circle of sheet metal is related to the properties of the materia..
小鱼曾乖乖
Ask your predecessors how to explain the content of steel plate quality certificate withou..