Poʻo i lalopaipu wiliwili wiliwili, wiliwili uwea a me ke kila paipu i hoʻohui 'ia i ka mana o elua, ka welding mana kumu he AC a i ole DC i DC, kila paipu i pili i ka ino terminal o ka mana lako, uea pili i ka maikai mana lako uea ma o ka liʻiliʻi conductivemouth. e ka mea hānai uea i ka mea hana i kekahi hoʻouna wikiwiki, e ʻā ana ke arc ma waena o ka uea a me ka mea hana.Arc paʻa ahi i hoʻoholo 'ia ma ka uea e haawi aku ka mämä holo a me ka uea hehee ana helu, i ka like ka mämä holo ma luna o ka paʻa o ke arc puhi.ʻO ka volta arc i hoʻouna ʻia i ka wikiwiki uea hoʻomalu pinepine pinepine e hāʻawi a hāʻawi i ʻelua ʻano ala.A static hiʻona curve o ka waho hiʻona pihi a me arc kuʻihao mana kumu.Welding paipu kuʻihao me ka mana nui (welded kēia manawa A / uea cross-sectional wahi mm2) he nui, maʻamau oi ma mua o 50 A / mm2 hiʻona, no laila, i ka uea isokinetic haawi aku e malama i ka arc hale paʻa combustion hiki, i ka waho hiʻona curves hiki ke e ʻO kahi hāʻule kiʻekiʻe a i ʻole nā ​​​​piʻi hiʻohiʻona o waho o kēia manawa hiki ke puhi ʻia.

ʻO ka hoʻoheheʻe ʻia ʻana o ka paipu hoʻoheheʻe ʻia i loko o ka wai, ka flux mai ke alo o ka uea i loko o ka ʻāpana kuʻi, uhi mau ʻia me kahi ʻāpana arc.ʻO ka hoʻomaloʻo ʻana o ka weld a me ka hoʻoluʻu ʻana i ka ʻōpala ʻōpala kekahi i kekahi ma muli o ka ʻokoʻa wela e hiki ke hoʻohaʻahaʻa i ka coefficient o ka puʻupuʻu e hāʻule ʻokoʻa, ʻo ka hoʻokaʻawale ʻana a me ka hoʻihoʻi hou.ʻO ka Pipe Welding Arc Submerged, ka uwea ma lalo o ka conveyor, ka neʻe ʻana o ke kila kila, ʻike ʻia hoʻi ʻo ka wiliwili arc submerged arc.Hoʻokomo ʻia ka ʻōnaehana uea a me ka flux ma ka hāmeʻa paʻa lima ma ka wili lima, e lilo i semi-akomi submerged arc arc.

Paipu wiliwili maʻalahi ke kaʻina hana, ka hana kiʻekiʻe, ke kumukūʻai haʻahaʻa a me ka hoʻomohala wikiwiki.ʻOi aku ka nui o ka ikaika o ka paipu welded spiral ma mua o ka paipu kila LSAW, hiki ke hōʻemi i ka hana billet o ka paipu anawaena nui, hiki iā ʻoe ke hoʻohana i ka laulā like o ka hana billet o nā anawaena like ʻole o ka paipu.Eia naʻe, ke hoʻohālikelike ʻia me ka lōʻihi like o ka paipu seam pololei, ua hoʻonui ʻia ka lōʻihi weld e 30-100%, a haʻahaʻa hoʻi i ka pae hana.No laila, ʻo ka paipu anawaena liʻiliʻi ka nui o ka humuhumu pololei ʻana i ka paipu anawaena nui i ka hapa nui o ka spiral.

Hoʻohana nui ʻia ka paipu spiral i ka paipu no nā alahaka, nā pā, nā alanui, nā hale kūkulu,

ʻO ka lawe ʻana i nā wai: ka lako wai, ka hoʻoheheʻe ʻana, nā hana hoʻomaʻemaʻe wai, ka lawe ʻana a me ka lepo, ka lawe ʻana i ka moana.Ka lawe kinoea: kinoea, mahu, liquefied petroleum gas.

Kūlana: ʻo ka paipu piling moana i ka ʻenekinia wai, ʻoihana petrochemical, ʻoihana kemika, ʻoihana mana, ʻoihana mahiʻai, kūkulu kūlanakauhale, kūkulu ʻia ʻo Kina o 20 kekahi o nā huahana nui.