Nūhou
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API 5L/ASTM A53 GR.B (Hot Rolled ERW Steel Pipe)
API 5L/ASTM A53 GR.B (Hot Rolled ERW Steel Pipe) Mawaho Ka Anawaena Pā Mānoanoa EXW Mawaho Anawaena Mānoanoa Pā EXW 外径 (mm) 壁厚 (mm) USD/TON 外径 (mm) 壁厚 (mm) USD/ TON 219、245 5.0-11.75 992.25 426 5.75-11.75 1025.50 273 5.0-11.75 992.25 12.5-13.75 1033.26 30.5...Heluhelu hou aku -
API 5L GR.B/ASTM A53 GR.B (Hot Expanded ERW STEEL PIPE)
API 5L GR.B/ASTM A53 GR.B (HOT EXPANDED ERW STEEL PIPE) Mawaho Anawaena Pā Mānoanoa EXW Mawaho Anawaena Pā Mānoanoa EXW 外径 (mm) 壁厚 (mm) USD/TON 外径 (mm) 壁厚 (mm) ) USD/TON 245, 273 5.0-9.28 903.46 450, 457, 508, 530 6.5-11.98 941.88 9.45-9.98 906.21 12.0-14.5 948.Heluhelu hou aku -
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