Kupanga ma bolts apamwamba aku China - chithandizo cha kutentha Ntchito yochizira kutentha kwa ma bolt amphamvu kwambiri a hex Hex bolts Grade8.8 10.9 12.9 pamwamba wakuda, zinki yokutidwa, HDG Chonde onani shopu yathu Malo opangira ma bolts a hex otentha Njira ziwiri zopangira ma bolt ndikuchiritsa kutentha ndi kupondaponda China fastener fakitale Kutsegula chidebe cha mabawuti a stud, ndodo ya ulusi ASTM A193 B7 China high tensile hex bolts bolts fakitale ku Ningbo Chochititsa chidwi, anthu anayi akupanga bawuti imodzi ya hex Maboti apamwamba kwambiri a hex opangidwa ku China Fakitale yabwino ya Hardware
