Tubes to this standard shall be delivered with diameters 25-820 mm, wall thickness 2.5-75mm and length 4.0-12.5 meters.
At present tube manufactures[……]
标签：GOST
GOST standards were originally developed by the government of the Soviet Union as part of its national standardization strategy. The word GOST is an acronym for gosudarstvennyy standart which means state standard.
GOST Standard List
The word GOST (Russian: ГОСТ) is an acronym for gosudarstvennyy standart (Russian:государственный стандарт), which means state standard. The GOST stan[……]