Zobrazeno 1 - 1
of 1
pro vyhledávání: '"x80 submerged arc welding pipe"'
Publikováno v:
You-qi chuyun, Vol 39, Iss 6, Pp 612-622 (2020)
With the rapid development of oil and gas pipeline construction, X80 pipeline steel and steel pipe have been applied on large scale. The research and application history and main progress of X80 high-grade pipeline steel and steel pipe in China were
Externí odkaz:
https://doaj.org/article/9db2e6037fce4a1ca0d9623c5bef414a