Nuhou Huahana
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Ke kaʻina nānā ʻana o ka paipu paipu
ʻO ka hoʻāʻo ʻana i ka hoʻāʻo nondestructive, ka ʻike maka o ka weld inspection ruler e hoʻokō i nā koi.ʻO nā koi maʻamau no ka hiʻohiʻona o ka paipu puʻupuʻu a me ka maikaʻi o ka ili o nā hui welded penei: welding sho...Heluhelu hou aku -
ʻO ke kinai ʻana i ka paipu a me ka hoʻoluliluli ʻana
Pipe quenching ua wela a ma luna o ke koʻikoʻi wela, paʻa manawa, a laila koke i loko o ka mea paakiki a hiki i ka wela e emi koke i ka nui ma mua o ka koʻikoʻi koʻikoʻi hoʻomaha hoʻoluʻu wikiwiki, martensite loaʻa ma muli o equilibrium microstructure wela lapaʻau hui. .Heluhelu hou aku -
Kaʻina paipu wela
ʻO ke kaʻina hana o ka paipu wela: ʻo ka paipu wela ka mea maʻamau he paipu cylindrical hollow, kahi ʻāpana o ka hakahaka i hoʻopiha ʻia me kahi wai maʻalahi.E mālama mau i ka mokuʻuʻu i loko o ka paipu, ʻoiai e like me ka evaporation o ka wai wela a me ka wela ambient.I ka wā e wela ai ka wela...Heluhelu hou aku -
ʻenehana a me ka noi ʻana i ka ʻenehana ʻike leak pipeline aila
ʻO ka leak ke kumu nui o ka paipu aila holo ʻole.ʻOi aku i nā makahiki i hala iho nei, ʻo ka pipeline e kuʻi i ka wai ʻaihue ʻana i ka corrosion perforation i hopena i ka wīwī i hana pinepine ʻia, hoʻopilikia nui i ka hana maʻamau, e hoʻolilo ana i nā poho waiwai nui, ʻo Shengli Oilfield wale nō i ka makahiki ...Heluhelu hou aku -
Ke ola o ka paipu kila spiral
ʻO ke ola o ka paipu kila spiral ka pilina me ka decarburization, inā decarburize ka ʻili, ka ikaika o ka ʻili a me ke kūpaʻa ʻana e hōʻemi i ka hopena pololei i ke ola o ka hoʻohana ʻana i kēlā me kēia lā.I ke kaʻina hana mālama wela, pono ia e hoʻāʻo ʻaʻole e ʻae i nā paia o loko a me waho a ʻike ʻia i ...Heluhelu hou aku -
Pehea e pale ai a hoʻoponopono i ka pilikia porosity o ka hili paipu kila
Ua māhele ʻia ka paipu kila Welded i ʻelua ʻano e like me kona ʻano hoʻoheheʻe humuhumu-pololei seam kila paipu a me spiral steel pipe.ʻAʻole pili wale ka nui o nā welds paipu kila, ka leak pipeline, a lilo ia i wahi o ka corrosion-induced, hōʻemi loa i ka ikaika weld...Heluhelu hou aku