
Steel Pipes And Fittings For Buried Or Submerged Pipe Lines - External And Internal Coating By Bitumen Or Coal Tar Derived Materials
出版:Italian Standards

專家解讀視頻
1987 [30/11/1987]
ISO 5256:1985(R2013) - Identical
ISO 5256:1985(R2013) - Identical
ISO 5256:1985 - Identical