crude steel
Industrial term for steel in a basic produced form, especially as counted in statistics such as 粗鋼生産量.
Japan's crude steel production fell below the previous year's level.
This plant produces several million tons of crude steel a year.
Japan produces about 90 million tons of crude steel annually.
This month's crude steel production increased 5% year-on-year.
鉄鋼 broadly covers the iron-and-steel industry or its products, whereas 粗鋼 names only the crude, semi-finished steel stage of production.
銑鉄 is pig iron, an intermediate iron product made before steelmaking, while 粗鋼 is the crude steel produced afterward from processes like the converter.
Written with 粗, suggesting something coarse or unrefined, and 鋼, 'steel'; the compound is conventionally used as an industrial term for crude steel.