2020年9月24日 — As a result, it is important that pressure vessel welds be reliable and free of defects. The type of welding used to create a pressure vessel...
2003年3月7日 — 1) Perform PMI( possitive material ID) test. · 2)UT Lam Scan (3 "band on either side of surveyed area of hot tap location). · 3) BH hardness...
2023年5月10日 — Pressure welding is a welding technique that uses pressure to join two or more metals together without the use of filler material. The process...
2022年5月7日 — It involves high pressure vessel welding, it would involve x-ray quality welds on pressure vessels and piping, it's a highly skilled process and you're...
2018年4月9日 — Is there a difference between High pressure welding (above 150psi) and low pressure (below 15psi) for steam or hot water pipes or do they fall into the same...
2012年12月26日 — I would normally avoid welding to a pressure pipe because of possible differential movement such as vibration, expansion and contraction. The...
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