Nkhani Zamalonda
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API 5L
Nthawi zambiri, API 5L imatanthauza chitoliro cha API 5L, chomwe chili kunja kwa mafuta, gasi, madzi, zonyamulidwa ndi mapaipi kupita kumakampani ogulitsa mafuta ndi gasi. malinga ndi kupanga ndi pachimake chubu ntchito akalumikidzidwa zosiyanasiyana, api 5l akhoza kugawidwa mu api 5l zitsulo pip zitsulo ...Werengani zambiri -
Kodi mukudziwa Mbiri ya Scaffolding?
Zakale Zakale m'makoma ozungulira zithunzi za phanga za paleolithic ku Lascaux, zimasonyeza kuti scaffold system inagwiritsidwa ntchito pojambula denga, zaka 17,000 zapitazo. Berlin Foundry Cup ikuwonetsa scaffolding ku Greece wakale (kumayambiriro kwa zaka za zana la 5 BC). Aigupto, ma Nubians ndi aku China nawonso ayambiranso ...Werengani zambiri -
Kusiyanitsa pakati pa chitoliro chachitsulo chakuda ndi chitoliro cha carbon steel
Ambiri, wakuda zitsulo chitoliro ndi mpweya zitsulo chitoliro ndi za njira zofanana kuwotcherera. Ndiko kuti ngati mukulankhula za kuwotcherera wamba osati ntchito zina monga kutentha kwambiri. Chitoliro chakuda chachitsulo sichodziwika kwenikweni koma ndi mawu odziwika omwe amagwiritsidwa ntchito poyambira ...Werengani zambiri -
Zozizira zokokedwa mwatsatanetsatane chitoliro kuwotcherera mavuto khalidwe ndi njira
1. Machubu ozizira omwe amakokedwa mwatsatanetsatane Weld Butt Weld amapezeka panthawi yowotcherera, jig yayikulu yowotcherera sikokwanira sitiroko ndi jig docking pamene zinthu ziwiri zimayamba chifukwa chachangu kwambiri. a, matako kuwotcherera jig sitiroko mokwanira. Kulumikizika kwa chitoliro chozizira kozizira kusanachitike komanso pambuyo pokwezera ndikuyesa chizindikiro cha mphero ...Werengani zambiri -
Black ASTM A106 chitoliro chopanda msoko
Black ASTM A106 chitoliro chopanda msokonezo cha Hnssd chitoliro chachitsulo chimapereka chitoliro chopanda chitsulo chomwe chingagwiritsidwe ntchito kutumizira mafuta ambiri amadzimadzi amadzimadzi ndi mapaipi amafuta, zomangamanga kapena dongosolo lamadzi lomwe timapereka chitoliro chopanda chitsulo ndi mtundu wagawo lopanda kanthu popanda kuzungulira. mgwirizano...Werengani zambiri -
Kugwiritsa ntchito SSAW mu Urban Central Heating Shipment ndi Ocean Engineering
Kugwiritsa ntchito kwa Spiral Steel Pipe mu Urban Central Heating Kutenthetsa kwapakati pamizinda kumapangidwa ndi kutentha kwapakatikati kwa nthunzi, madzi otentha ophatikizira mapaipi achitsulo kupyola mu mzinda kapena mbali zina za Kutentha zomwe zimagwiritsidwa ntchito popanga ndi njira yamoyo, yomwe imakhala ndi kutentha. , ma network otentha, he...Werengani zambiri
