Electric welded pipes as per DSTU (GOST) 10704, DSTU (GOST) 10705,
Profiled pipes as per DSTU (GOST) 8639-82, DSTU (GOST) 8645-68; DSTU (GOST) 13663-86, GOST 25577-83,
Water and gas pipes as per DSTU (GOST) 3262-75;