标准号:STAS 5293-1980
中文标准名称:地质勘探设备.石油钻探机和套管接头的050毫米钻管
英文标准名称:Geological investigation equipment DRILL PIPES OF 0 50 mm WITH COUPLINGS FOR PROSPECTING= RIGS AND THEIR SLEEVE JOINTS
发布日期:1980/5/25 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:Prezentul standard se refer? la pr?jinile de foraj pentru sondeze, cu diametrul exterior de 50 mm, cu capete ?ngro?ate, ?mbinate prin racorduri speciale ?i la mufele pentru aceste pr?jini.