ASTM A490-09 Standard Specification for Structural Bolts, Alloy Steel, Heat - 仪器网,仪器信息网,计量论坛

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ASTM A490-09 Standard Specification for Structural Bolts, Alloy Steel, Heat

  leunghb · 2010-01-08 10:53 · 42532 次点击

ASTMA490-09StandardSpecificationforStructuralBolts,AlloySteel,HeatTreated,150ksiMinimumTensileStrength
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 标准手册, a490, standard, specification, structural, bolts, alloy, steel

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