Generally speaking, concrete is rated anywhere from 2000 psi to 10,000 psi. Of course if you do NOT use the proper ratio of aggregate (usually sand) to cement and water you can make concrete that is even weaker. When concrete is ordered from a delivery company, you specify the strength of he mix or pour that you want.
3000 psi 3500?
500psi
how much tensile strength of M20 grade concrete at 28 Days
3965 lbs/cy
3000 psi concrete weighs Approx 3900 Lb/yd3
3000 psi 3500?
500psi
The hold off pressure for the spring brakes if 60 psi, and brake chambers are regulated at 90 psi.
how much tensile strength of M20 grade concrete at 28 Days
3965 lbs/cy
3000 psi concrete weighs Approx 3900 Lb/yd3
there is no such thing. psi is how much oxygen is in a certain amount of space (mostly used for deep divers
10psi
It is exactly 4351 psi but generally referred to as 4500 psi.
If is standard concrete it is usually 3000 psi mix
Try placing the screwdriver on the edge of the quarter and giving it a couple whacks with a hammer.
FOR WINTER MIX CONCRETE IN THE NYC AREA AS OF FEBRUARY 2012 THE COST FOR 3200 psi CONCRETE IS $114 PER CUBIC YARD