Kwimiba yokwakha nobunjineli bokwakha, izixhobo ezisetyenzisiweyo zinempembelelo enkulu ekuqineni nasekukhuselekeni kweprojekthi. Enye yezinto ezinjalo ezihlonitshwa kakhulu kushishino ziipayipu zentsimbi, ingakumbi ezo zihlangabezana nomgangatho we-ASTM A252. Ukuqonda lo mgangatho kubalulekile kwiinjineli, abakhi, kunye nabaphathi beprojekthi ngokufanayo, njengoko kuqinisekisa ukuba izixhobo ezisetyenzisiweyo ziyahlangabezana nemigangatho ethile yomgangatho kunye nokusebenza.
Umgangatho we-ASTM A252 ugubungela ngokukodwa iipayipu zentsimbi zodonga ezizii-cylindrical. Ezi pile zenzelwe ukusetyenziswa njengamalungu asisigxina athwala umthwalo okanye njengeendawo zokugcina iipayipu zekhonkrithi ezifakwe kwindawo yazo. Oku kuguquguquka kuzenza zibe yinxalenye ebalulekileyo kwiindlela ezahlukeneyo zokwakha, kubandakanya iziseko zeebhulorho, izakhiwo, kunye nezinye izakhiwo ezifuna iziseko ezinzulu.
Enye yezona ngongoma ziphambili zeI-ASTM A252umgangatho ugxile kwiimpawu zoomatshini zentsimbi esetyenziswa kwiipayiphu. Umgangatho uchaza iimfuno zamandla okuvelisa, amandla okutsalwa, kunye nokwandiswa ukuqinisekisa ukuba intsimbi inokumelana nemithwalo kunye noxinzelelo enokudibana nalo ngexesha lomsebenzi wayo. Ukongeza, umgangatho uchaza iindlela ezamkelekileyo zokuvavanya ezi mpawu, ubonelela ngesakhelo sokuqinisekisa umgangatho.
Ngokuphathelele imveliso, iinkampani ezivelisa iipayipu zentsimbi kufuneka zithobele umgangatho we-ASTM A252 ukuqinisekisa ukuba iimveliso zazo zithembekile kwaye zikhuselekile ekwakheni. Umzekelo, inkampani enempahla iyonke eyi-RMB 680 yezigidi kunye nabasebenzi abangama-680 ivelisa iitoni ezingama-400,000 zeepayipu zentsimbi ezijikelezayo ngonyaka ezinexabiso lemveliso eliyi-RMB 1.8 yezigidigidi. Ezi nkampani zidlala indima ebalulekileyo kuthungelwano lokubonelela, zibonelela ngezixhobo ezisemgangathweni ophezulu ezihlangabezana nemigangatho yoshishino.
Inkqubo yemvelisoinqwaba yepayipi yentsimbikubandakanya amanyathelo amaninzi, kuquka ukukhethwa kwezinto eziluhlaza, ukwenziwa kwemibhobho kunye nokusetyenziswa kwengubo yokukhusela. Inyathelo ngalinye kufuneka lilawulwe ngokungqongqo ukuqinisekisa ukuthotyelwa komgangatho we-ASTM A252. Umzekelo, intsimbi esetyenzisiweyo kufuneka ivele kubaboneleli abathembekileyo abanokubonelela ngeziqinisekiso zomatshini ezibonisa ukuba izinto ziyahlangabezana neemfuno ezifunekayo.
Ukongeza, umgangatho we-ASTM A252 ugubungela iinkqubo zokuwelda kunye nokwenziwa kwezinto ezisetyenziselwa ukwenza iipali zeetyhubhu. Iindlela ezifanelekileyo zokuwelda zibalulekile ekugcineni ukuthembeka kwesakhiwo seepali zeetyhubhu, kwaye umgangatho ubonelela ngezikhokelo zokuqinisekisa ukuba iipali zenziwe ngokuchanekileyo kwaye zihlolwe kakuhle.
Lilonke, umgangatho we-ASTM A252 yinkcazo ebalulekileyo kubo bonke abasebenza kushishino lokwakha, ingakumbi xa kufikwa ekusebenziseni iipayipu zentsimbi. Ukuqonda iimfuno zalo mgangatho kunceda ukuqinisekisa ukuba iiprojekthi zihlala ixesha elide kwaye zisebenzisa izixhobo eziya kuhlala ixesha elide. Iinkampani ezivelisa ezi zinto, ezifana nezo zikhankanyiweyo ngaphambili, zidlala indima ebalulekileyo kushishino ngokubonelela ngeemveliso ezisemgangathweni ophezulu ezihlangabezana nemigangatho engqongqo. Njengoko iiprojekthi zokwakha ziqhubeka nokutshintsha, ukuhlala usesikhathini kwimigangatho efana ne-ASTM A252 kubalulekile ukuze kuphumelele kweli candelo.
Ixesha lokuthumela: Epreli-10-2025