liemcoi
HVACR Staff
Tên: ASTM A53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seaml
Link file: http://hvacr.vn/diendan_old_attached/docman/ASTM_A53.pdf
=======================
Miêu tả:
Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
=======================
Link file: http://hvacr.vn/diendan_old_attached/docman/ASTM_A53.pdf
=======================
Miêu tả:
Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
=======================