SSAW tegelek turba: 219mm-den 2020mmUzynlygy: adatça 5,8 m ýa-da 6m ýa-da 12mCHS polat turba standarty: ASTM A53, ASTM A106, API 5L, ASTM A252Programma: Suwuk, suw, gaz, ýag, turba turbasy, turba üýşmesi