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lsaw line pipe erw welded carbon

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[DOC]mofcom.gov.cn

 · Web viewERW pipes and hollow sections under production specification as per GOST8645-68 / GOST 8639-82 / COST 10704-91 / GOST 3262-75 / EN 10219 / EN 10305-5 made of mild steel like S235GR (Steel Grade 1-3PS as per GOST380-2005), size range: