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Zopangira Mapaipi a EN877 BML
Mapaipi olumikizira madzi a mlatho wa DS MLB (BML) ali ndi mphamvu zodziwika bwino zolimbana ndi zinyalala za asidi, utsi wa mchere wa pamsewu, ndi zina zotero. Ndi oyenera ntchito zapadera pakupanga milatho, misewu, ngalande ndi kukana kwake kwa utsi wa asidi, mchere wa pamsewu ndi zina zotero. Kuphatikiza apo, MLB ingagwiritsidwenso ntchito poyika pansi pa nthaka.
Zipangizozo ndi chitsulo chopangidwa ndi graphite yopyapyala malinga ndi EN 1561, osachepera EN-GJL-150. Chophimba chamkati cha DS MLB chikugwirizana kwathunthu ndi EN 877; chophimba chakunja chikugwirizana ndi kapangidwe ka chitsulo cha ZTV-ING gawo 4, annex A, tebulo A 4.3.2, gawo lomanga nambala 3.3.3. Miyeso yodziwika bwino imayambira pa DN 100 mpaka DN 500 kapena 600, kutalika kwa 3000mm.





