Ua hoʻouna maikaʻi ʻia ka paipu kila ASTM A53 Grade B ERW me ka pena ʻulaʻula ma waho i Riyadh ma hope o ka hala ʻana i ka nānā ʻana.
ʻO ke kauoha mai kahi mea kūʻai aku maʻamau o Saudi Arabia i hana pū me mākou no nā makahiki he nui, no kahi pūʻulu o nā kikoʻī he nuiPapa B ERW ASTM A53paipu kila (ʻAno E) me kahi uhi epoxy ʻulaʻula waho.
ʻO ka paipu kila ASTM A53 Grade B ERW kahi paipu kila kalapona i hoʻohana nui ʻia me nā waiwai mechanical maikaʻi a me ka hoʻohui kemika, hoʻohana pinepine ʻia i ka lawe ʻana i ka mahu, ka wai, ka ʻaila, ke kinoea kūlohelohe, a pēlā aku. Hiki ke hoʻohana ʻia e hana i nā kūlou, nā flanges, a pēlā aku.
Ua hana mua ʻo Botop i ke kamaʻilio ʻana a me ka hoʻonohonoho ʻana i ka hoʻopau wikiwiki ʻana o ka hana ʻana o ka paipu. Nānā pono ʻia nā waiwai mechanical, ka haku mele kemika, ke ʻano, nā ana, a me nā waiwai ʻē aʻe o ka paipu e hōʻoia i ka mālama ʻana i nā kūlana a me nā koi o ka mea kūʻai aku.
Hiki i ka uhi pena resin epoxy ke hoʻomaikaʻi i ke kūpaʻa ʻana i ka pala a me ke kūpaʻa ʻana o ka paipu kila, hiki ke hoʻolōʻihi nui i ke ola lawelawe o ka paipu kila. Hana ʻia ka kaohi maikaʻi o ka uhi ʻana mai ka mea maka o ka pena, ka wehe ʻana i ka scaling, ke kaʻina hana uhi, a me nā ʻano ʻē aʻe.
ʻAʻole wale ka kaohi maikaʻi o ka huahana, no ka hoʻouna ʻana, e loaʻa pū kekahi poʻe limahana e nānā iā Botop, e hōʻoia i ka hōʻino ʻia o ka huahana i ke kaʻina hana o ka halihali, a hiki ke hoʻopau ʻia a hāʻawi ʻia i ka manawa kūpono i nā lima o nā mea kūʻai aku.
Aia ma lalo iho kahi kiʻi o kekahi o nā moʻolelo o ka ipu.
Ua komo nui ʻo Botop i ka ʻoihana paipu kila no nā makahiki he nui, a ʻo kona koi ʻana i ka maikaʻi a me ka inoa maikaʻi ua lanakila i ka hilinaʻi nui o ka mea kūʻai aku a me ka ʻike mākeke. Ma o ka laulima kokoke ʻana me nā mea kūʻai aku, hoʻomaikaʻi mau ka ʻoihana i kāna huahana a me nā lawelawe e hoʻokō i nā koi mākeke e loli mau nei.
Inā he mau pono paipu kila kāu, hiki iā ʻoe ke hoʻokaʻaʻike mai iā mākou, ua mākaukau ka hui ʻoihana e lawelawe iā ʻoe.
Ua manaʻo ʻia ka paipu kila ASTM A53 no nā noi mechanical a me ke kaomi a ua ʻae ʻia hoʻi no nā hoʻohana maʻamau i ka mahu, a me ka wai, kinoea, a me nā laina ea. He kūpono ia no ka hoʻopili ʻana a kūpono no ka hoʻokumu ʻana i nā hana e pili ana i ka wili ʻana, ke kulou ʻana, a me ka flanging.
ʻO ka hoʻohuihui kemika ASTM A53 ERW Papa B
- Kalapona: 0.30% max;
- Manganese: 1.20% max;
- Phosphorus: 0.05 % max;
- Sulfur: 0.045 % max;
- Keleawe: 0.40% max;
- Nikala: 0.40% max;
- Chromium: 0.40% max;
- Molybdenum: 0.15% max;
- Vanadium: 0.08% max;
Nā Waiwai Mekanika ASTM A53 ERW Papa B
- Ikaika tensile: 60,000 psi [415 MPa], min
- Ikaika hoʻopuka: 60,000 psi [415 MPa], min
Ka manawa hoʻouna: ʻOkakopa-21-2024