1.j bolt .Tinawagan din natin ito (anchor bolt, foundation anchor bolt, ground bolt) 2.Ginagamit namin ang mga Materyales na ito: carbon steel, 45 # steel, 40 Cr, 35CrMo; 3.Surface Finishing: zinc plated o black or plain or HDG; 4.Size: M6-M64; haba 12mm-3000mm 5.Grade: 4.8 8.8 10.9 12.9 6.Standard: DIN, JIS, BS, ASME ...
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