BS EN 10055-1996 Hot rolled steel equal flange tees with radiused root and toes. Dimensions and tolerances on shape and dimensions .pdf 未知 GB/T 33533-2017 温泉服务 基本术语.pdf PDF 608.07KB 13页 BS EN 10025-2-2019 Hot rolled products of structural steels — Part 2: Technical delivery conditions for non-alloy structural steels PDF 11.42MB 44页 BS EN 10025-3-2019 Hot rolled products of structural steels — Part 3 Technical.pdf PDF 8.87MB 34页 BS EN 10025-1-2004 Hot rolled products of structural steels — Part 1 General te.pdf PDF 509KB 36页 BS EN 10025-5-2019 Hot rolled products of structural steels — Part 5 Technical.pdf PDF 9.88MB 40页