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Civil engineering job in ROYAL GROUP SYSTEM

site/planning/estamination planing, designing, development and manage projects for the construction or repair of buildings, roads. Execu...

Monday, December 6, 2021

What is 10.9 in hsfg bolt?

 In 10.9 hsfg bolt first 10 refer the ultimate tensile strength =10 × 100 =1000N/mm² or (mpa)

9 refer yeild strength =UTS × .9

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