heleuma wili iho

ʻO ka ʻōnaehana hoʻopaʻa paʻa ponoʻī i loko o kahi pahu hollow threaded i hoʻokomo ʻia me kahi drill bit e hana i ka wili, heleuma a me ka grouting i hoʻokahi go.The self-drilling anchor system is mainly used in slope stability, tunneling advance, micro-pile foundation and ʻenehana ʻē aʻe, hoʻohana nui ʻia i ka mining, tunnel, railway, subway and other engineering.

ʻO ka pahu r-wili, a i ʻole ka bolt, heleuma, he koʻokoʻo hollow i hoʻopaʻa ʻia me ka hoʻolālā ʻana o nā loina wavy e like me ISO 10208 a me 1720. ke kaulana nei a puni ka honua i kēia mau lā.

'Ōlelo kiko'ī: R25, R32, R38, R51, T76

Paena pae: ISO10208, ISO1720, etc