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海阔天空 2019-02-15

What does it mean that there must be no excessive defect around the large opening? Can the..

TuKai 2019-02-01

When the container is under negative pressure, can the flange of the equipment be directly..

Now if you use ASME or ASTM 10 1 0

海阔天空 2019-01-14

Now if we use ASME or ASTM105, it is a foreign standard that needs to be re-examined. If w..

TuKai 2019-01-11

Is Q345R or q355r written on the chart later? Writing either one contradicts another crite..

Design Service Life Question 1 0

是董小姐呀 2019-01-09

Designing service life, I designed in December 2008, the life is 10 years, should be expir..

What form does this welded joint belong to? 1 0

阳光boy 2019-01-04

What form does this welded joint belong to?
[this_is_pic_0..

小鱼曾乖乖 2019-01-02

What is the effect of two coils in one coil group and one coil group on each other?
[th..

wangliang 2018-12-29

Some people know that pressure vessel forensics requires several design reviews...

光头强 2018-12-28

Ask a professional question about flaw detection. 20% of the annular seam of flaw detectio..

TuKai 2018-12-24

I just want to know why some docking requires PR + PT and others just do R...

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