welding with preheat


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Weld Purging with Preheat

In the power generation and nuclear industry, low and medium alloy steels such as SA 213 T91 and SA 335 P91 are chosen for their high strength, but are often prone to cracking during welding. Pre-heating and post-heating reduces the crack sensitivity. In order to meet the requirements of inert gas ...

Michaela Reay


Posted 1 month agoPress > hotpurgewelding with preheatwelding p91 +1