Nūhou
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Ke ala o ka seamless steel paipuʻoki mīkini hewa
ʻO nā kumu nui e pili ana i ka maikaʻi o ka paipu kila maʻemaʻe e ʻoki ana i nā ʻano āpau o nā mea mīkini, nā mea hana, nā mea paʻa, nā mea hana blank, nā ʻano hana a me nā kaiapuni hana.No ka hoʻomaikaʻi ʻana i ka maikaʻi o ka ʻoki ʻana i ka paipu kila maʻemaʻe, pono e lawe ʻia kēia mau mea i nā ana kūpono, e like me ka ʻulaʻula ...Heluhelu hou aku -
ʻO nā pono o ka Pipa Spiral
ʻO kekahi o nā ʻano paipu kaulana loa i hoʻohana ʻia no ke kahe ʻana o ka ea i loko o nā ʻōnaehana kiʻekiʻe i loaʻa i loko o nā hale a me nā hale he paipu spiral (SP).He koho ʻokoʻa ia i ka paipu ʻāpana ʻehā maʻamau.He lōʻihi a he kumu kūʻai.Hiki ke hoʻohana ʻia ʻo SP i nā ʻano like ʻole ...Heluhelu hou aku -
ʻO ka paipu kila LSAW
Ke ano poino o LSAW kila paipu ili LSAW kila paipu ua hanaia e ka ili papa o loa lahilahi a me ka ikaika paʻa o ka maikai chromium-waiwai oxide kiʻiʻoniʻoni (pale kiʻiʻoniʻoni), e pale aku i ka hoomau infiltration o oxygen nā mana, i oxidation, a hiki i hiki ke kū i ka corrosion.Inā he s...Heluhelu hou aku -
ʻO ke kaʻina hana pickling pipe kila
ʻO ka mea i kapa ʻia ʻo pickling ke hoʻohana nei i ka waika hydrofluoric a me ka waika nitric e holoi ai i ke kila kila ʻona i hana ʻia ma hope o ka mālama ʻana i ka wela.Hoʻohana ʻia i ka haku mele a me nā waiwai lākiō: HF (3-8%), HNO3 (10-15%), H2O (ke koena nui) i ka wā e hoʻoponopono ai i ka mahana o ka hopena ma 40-60 °C.Paipu kila kiʻi...Heluhelu hou aku -
ʻO nā lako paipu kila ERW a me ke kūkulu ʻia ʻana o ka pūnaewele pipeline kinoea kūlanakauhale
ERW kila paipu lako ERW kila paipu lako mea nui ma hope o nā 'ano: Lako moʻo o ke anu-hana kila: anu-hana kila welded paipu lako, anu-hana kila lako, anu-hana kila, anu-hana kila mīkini, kila lako, wae. o ke kila anu, ke kila anu e...Heluhelu hou aku -
Paipu wili
Hoʻohana ʻia ka paipu wili no ka wili nui ʻana no ka ʻoihana geological, ʻo ia ke ʻano o ka ʻāpana keʻa ākea, ʻaʻohe seam a puni ka pahu kila lōʻihi.ʻO nā ʻāpana hollow kila me kahi paipu nui no ka lawe ʻana i nā wai, e like me ka lawe ʻana i ka aila, ke kinoea, ke kinoea lanahu, ka wai a me kekahi mau mea paʻa, paipu, ...Heluhelu hou aku