D20 Dome Nut

Dome nut is used for thread bar anchor, used for Bar Anchors / Soil Nails, Rock Bolts, Securing of rock walls, Mining,Tunnels and caverns, Mesh fixing etc.

Dome nuts material carbon steel C45, 40CR heat treatment to grade8, 10, load force can match for steel thread bar grade PSB500/630, PSB830/1030, PSB930/1080, PSB1080/1230 etc. 

Dimesions & Material

   

Dia/mm	SW/mm	L/mm	d/mm	Weight/kg,pcs	load force
20	36	45	49	0.32	45# for PSB500,PSB830 bar, mining rock bolt system

 

Dome nut surface:  Black, Hot dip galvanized, epoxy coated.

Dome nut size:  OEM service available. 

Application: matched with thread bar used for mining, tunneling, soil nailing, underground system.