zhaolin
Members of the experts, consult the Q245Q tube and 20 II tube flange welding, the welding ..
big yang
Excuse me, how much is the creep temperature range of the 06Cr19Ni10 steel plate?..
wangliang
Excuse me 150 neck flange B seam understand how ah? Is it with the neck? Who knows? solve..
zhaolin
Dear colleagues, the highest concentration of dilute sulfuric acid in the 20-30%, the high..
wangliang
Have a question to ask you: do the heat exchanger, meet the sealing strength expansion enc..
一路向东
Ladies and gentlemen, when making the ASME model of the tower, the skirt of the welded joi..
gr888
The thickness of the spherical head is 85mm, the thickness of the cylinder is 125mm, and t..
wangliang
The heat exchanger tube and multipass calculation of heat exchanger tube number difference..
big yang
Pressure vessel jacket coverage to all the film? Urgent urgent, thank..
jacky zhu
For the pressure vessel weld covering how to deal with pot inspection requirements?
In ..