Hi everyone,
I have a question. I’ve noticed that many flat-bottom tanks have black lines after being painted.
I’m curious about how these occur. Are they caused by the welds (Welded joint )? If so, what is the reason?
Hello
I try to establish expansion joint in my sap model, it is a very long tunnel
First I am not sure it is necessary to do it or not .
second i should use gap or link
many thanks for help...
HI guys :
I have a problem about purchase wrong size of fence.
The mesh size should be 50 mm x 50 mm,but we purchase 60 mm x 60 mm.
I just wonder what kinds of property influences by size of mesh.
strength ? and have any calculation ? what reason for choice mesh size ?
I need to check 60 mm...
hello
I have a question, because of i need M20 HEX a563 coupling nut to extend anchor.
can i replace it with material it is coupling for pipe (FULL COUPLING, CL3000, FNPT, CS ASTM A105N GALV., ASME-B16.11 ).
Hello Everyone :
About steel structure, I often encounter some clash problems, and may need to cut off a part of flange of the beam or column etc.... I would like to ask have any book or paper devoted to this aspect about reinforcement or repair of steel structures.
Many thanks
HI everyone....
i have a basic question confuse me long time.
U=1.4(D+F)...............(1)
U=1.2(D+F+T)+1.6(L+H)+0.5(Lr or S or R)....(2)
U=1.2D+1.6(Lr or s or R)+(1.0L or 0.8 W)...(3)
U=1.2D+1.6W+1.0L+0.5(Lr or S or R).........(4)
U=1.2D+1.2F+1.0E+1.6H+1.0L+0.2S............(5)...
