Pahū ʻo Shenhai
Nā kiko'ī a me nāʻano
Hiki mai nā pahu threading-proof ma nā ʻano like ʻole: Pololei, ʻaoʻao ʻelua, ʻekolu ala, a me na pahu ala eha. ʻElua ala pahū-hōʻoia pahu threading, ma muli o ke kuhikuhi o ka puka, hiki ke hoʻokaʻawale ʻia i ka hema, akau, piko ka uhi hope, a me ke kihi o ke kihi. Pēlā nō, ʻO nā pahu ala ʻekolu pū kekahi me ka uhi hope ʻekolu ala.
Kōkuhi
ʻO kēia mauʻano likeʻole ma muli o nāʻokoʻa kūpono i nā pahu’ hoʻolālā. Ke kūʻai aku nei i nā pahu pahu pahu-hōʻoia, He mea koʻikoʻi e noʻonoʻo i ka nui o nā pae kaulike o nā alakaʻi, ʻO ka manaʻo o ka nui o nā pahu kaula. He nui nā kūlana o nā pale i ka mākeke, e like me dn15 / dn20 / dn25, E pili ana i G1 / 2, G3/4, G1 mau'āpana i nā pahu kaula.
ʻO ka kumukūʻai kumukūʻai o nā pahu hōʻailona explosion-profing e kauʻia ma kā lākouʻano hoʻonohonoho a me nā kūlana o ke kāʻei. Pela, He mea nui no nā mea kūʻai aku e kuhikuhi i ka helu o nā ala a me nā pae nui o nā pahu kaula e koi ai lākou.