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مقررات ملی ساختمان@Building_code P.20826
BUILDING_CODE Telegram 20826
آزمونک شماره(۶۴۹)

کدامیک از موارد زیر شرایط لازم برای آب مصرفی بتن را ندارد؟ فرض کنید این نمونه های آب بقیه شرایط لازم برای آب مصرفی بتن را دارا هستند(عمران-اجرا )
Anonymous Quiz
میزان PHبرابر 5.5و یون کلرید در بتن آرمه در شرایط مرطوب 543ppm
میزان PHبرابر4.5 و سولفات بر حسب So4 برابر  2327ppm
میزان PHبرابر 6.5 و سولفات بر حسب So4 برابر  2849ppm
میزان PHبرابر 8 و یون کلرید در بتن آرمه در شرایط مرطوب  897ppm
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