Nūhou
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ʻO nā ʻokoʻa ma waena o ka annealing a me ka maʻamau o nā paipu kila ʻole
ʻO ka ʻokoʻa nui ma waena o ka annealing a me ka normalizing: 1. ʻOi aku ka wikiwiki o ka hoʻoluʻu ʻana o ka normalizing ma mua o ka annealing, a ʻoi aku ka nui o ka supercooling 2. ʻO ke ʻano i loaʻa ma hope o ka normalizing ʻoi aku ka maikaʻi, a ʻoi aku ka ikaika a me ka paʻakikī ma mua o kēlā. o anea...Heluhelu hou aku -
ʻO nā mea a me ka hoʻohana ʻana i ka paipu kila kalapona
Hana ʻia nā paipu kila kalapona i ke kila kila a i ʻole ke kila pōʻai paʻa ma nā lua e hana ai i nā capillaries, a laila hana ʻia e ka ʻōwili wela, ka ʻōwili anu a i ʻole ke kaha kiʻi anu.He kūlana koʻikoʻi ko nā paipu kila kalapona ma ka ʻoihana ʻenehana ʻoi ʻole o Kina.ʻO nā mea kī nui ka q235, 20 #, 35 ...Heluhelu hou aku -
Ke kaʻina hoʻopololei ʻana i ka paipu kila maʻemaʻe
1. Hoʻokomo ka paipu kila maʻemaʻe i ka papa ʻaina ma ka puka o ka mea hoʻohālikelike mai ka papa ʻaina o luna.2. Ke ʻike ʻia ke poʻo o ka paipu kila maʻemaʻe e ka mea ʻike ma waena o ka papa ʻaina komo, e emi ka papa ʻaina.3. Ke poʻo o ke hili ...Heluhelu hou aku -
ʻIke waiwai o ka paipu kila anti-corrosion 3PE
3PE paipu kila anti-corrosion kumu waiwai e komo pū ana me ka paipu kila maʻemaʻe, ka paipu kila wili a me ka paipu kila humu pololei.Ua hoʻohana nui ʻia ka ʻekolu-layer polyethylene (3PE) anti-corrosion coating i ka ʻoihana pipeline oil ma muli o kona kūpaʻa maikaʻi ʻana i ka corrosion, ka wai vapor permeability resi ...Heluhelu hou aku -
ʻO nā pōmaikaʻi o ka puʻupuʻu kila seamless hot-dip galvanized
ʻO ka puʻu hoʻoheheʻe wela wela ka mea e hoʻoheheʻe ai i ka metala i hoʻoheheʻe ʻia me ka matrix hao e hana ai i kahi ʻāpana, i hui ʻia ka matrix a me ka uhi.ʻO ka galvanizing wela ka hoʻopili mua ʻana i ka paipu kila.I mea e wehe ai i ka hao hao ma ka ʻili o ka paipu kila, ma hope o ke koho ʻana ...Heluhelu hou aku -
ʻO ka hoʻonui wela wela ka paipu kila kalapona
He aha ka paipu kila hoʻonui i ka wela?ʻO ka hoʻonui wela ke ʻano hana o nā paipu kila, ʻo ia ka hana ʻana i nā paipu kila liʻiliʻi i loko o nā paipu kila nui.ʻOi aku ka maikaʻi o nā waiwai mechanical o ka paipu kila kalapona i hoʻonui ʻia ma mua o ka paipu kila kalapona i ʻōwili ʻia ...Heluhelu hou aku