Report copyright - ASTM 美國材料試驗學會標準規格表 · ASTM 標準規格 914.4 863.6 812.8 762.0 711.2 660.4 609.6 6 1/8 8 10 15 20 25 12 32 40 50 65 80 90 100 125 150 200 500 550 600 250
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