|
|
|
 |
News>calculation of straight seam steel pipe hydraulic test pressure |
calculation of straight seam steel pipe hydraulic test pressure Source：http://www.czfggs.comDatetime：2014-05-04
Brief:according to the national standard, straight seam steel pipe factory should be 100% a hydraulic pressure test. Straight seam steel pipe with different specifications, different standards of straight seam steel pipe hydraulic test pressure test differently.
Now in low-voltage transmission fluid with welded longitudinal seam tube and longitudinal seam of high frequency electric resistance welding pipe, for example, detailing calculated test pressure of longitudinal welded pipe and relevant regulations.
|
|
|
