
Hand- And Machine-Operated Circular Screwing Dies For Parallel Pipe Threads - G Series (Iso 4231:2016)
出版:Danish Standards

專家解讀視頻
2016 [07/12/2016]
Supersedes DS EN 24231. (12/2016)
EN ISO 4231 : 2016 - Identical
ISO 4231 : 2016 - Identical
EN ISO 4231:2016 - Identical