1. Hoʻolālā maʻalahi a me nā hiʻohiʻona hiʻohiʻona;
2. ʻO ka paipu kila rectangular i hoʻohanaʻia no ke kākoʻo o lalo e hoʻohana i ka paipu kila maʻemaʻe no ka hale (GB / T8162-1999).ʻO ka hui pū ʻana o ke kaʻina hana hoʻoheheʻe o ka welding pale lua a me ka welding argon arc e loaʻa i ka huahana ke kūpaʻa ikaika a me ka lōʻihi;
3. Ka laula lau metala maka mea conforms i ka national standard GB/T 2518-2008 Hoʻomau Hot Galvanized Steel Pepa a me ka Strip, e e piha 'ana i ka helehelena a me ka practicality o ka huahana;
4. Ua hala ka pale ʻana o ka corrosion o ka huahana i ka pale ʻana i ka paʻakai (hiki i ka pae 1-0 maʻamau ma hope o 500 mau hola o ka scratching) a me ka hoʻāʻo ʻelemakule (hiki i ka pae kiʻekiʻe 1-0 ma hope o nā hola 1000), a ua hala i ka loiloi e like me i nā kūlana GB1865-80 a me GB / T1766-95.
ʻO kahi pahu pahu pahu lithium kahi mea hoʻololi kūpono no kahi pahu pahu lā.Hiki iā ia ke hāʻawi i kahi ala hilinaʻi a palekana e mālama, hoʻopaʻa, a hoʻokuʻu i kāu mau pila.Hana ʻia kēia ʻano hihia mai nā mea kiʻekiʻe e like me ke alumini a i ʻole ke kila i hoʻolālā ʻia e pale aku i ka lole a me ka waimaka i ka wā.Eia hou, kōkua ka hana metala i ka pale ʻana i nā cell mai nā wela wela a me nā pōʻino kino ma muli o ka hopena a i ʻole ka haʻalulu.ʻO ka loko o ka hihia ke hōʻike pinepine nei i ka padding foam e kōkua i ka pale ʻana i nā pōʻino pili i ka haʻalulu a me ka hāʻawi ʻana i kahi insulation hou no ka mālama lōʻihi i ke anuanu.Me kona hoʻolālā paʻa, hiki iā ʻoe ke hōʻoiaʻiʻo e paʻa mau kāu mau pila ma kahi o kahi e mālama ʻia ai a hoʻohana ʻia paha.