Petroleum and natural gas industries—Corrosion-resistant alloy seamless tubes for use as casing,tubing and coupling stock—Technical delivery conditions
NORMA vydaná dňa 18.5.2009
Designation standards: GB/T 23802-2009
Note: NEPLATNÁ
Publication date standards: 18.5.2009
Country: Chinese technical standard
Kategória: Technické normy GB