In olden days reinforcing bars in concrete are not got
rusted even till now. But recently provided steel getting
rusted in concrete.
what are the probable reasons?
Answers were Sorted based on User's Feedback
Answer / pramod
This case happens because now a days we are getting third
class qualities cement. The first or second class cement
was used in olden days. Therefore now a days bars becomes
rusted. The first & second class cement looks different and
the manufacturing cost of 1st class cement is very much
therefore it is available very less in market
| Is This Answer Correct ? | 0 Yes | 6 No |
how to calculate of m20 c.c road work 1cu.m
What is the requirement for over all CG of DG from the foundation surface to absorb the vibration of heavy set.
how to design mix ratio for concrete using M25?
In how many types u can do POP on ceiling and walls(on which material or by using which material)? b) what is the difference between dry , oil bound, enamel, acrlyic type of painting? 2nd :- I have certain queries, please help to solve. a) length of pile bore is 4m.excavation quantity will be area * length where area will be pi/4 * dia*dia. Is this right? b) It is a single reamed pile of 300m dia and reamed dia is 750mm. can any body help me to calculate excavated quantity of this bulb(reamed section),, concrete quantity in bulb with showing the formulas to be used?
hoe much fine & sourse agregate required for concrete mix of 1: 1.5:3 by volume in Cu.Ft
define the authorized overlap in columns
I'm diploma civil engineer. My question is what better after diploma 1- BE/B.TECH 2.EXPERIENCE Pls.suggest.
how 2 find out slap steel quantity ? plz help me
Reinforced concrete: suppose you are doing rough estimate for purchase of rebar for reinforced concrete slab for single stores residential building. You know total concrete volume will be 100 m3. How many tons rebar 6, 10 and 12mm will you require for the project?
what is the unit weight of steel(kg/cum)& unit weight of concrete in(kg/cum)?
What is indicate Fe250 in steel structure?
Can we weld hot rolled steel ASTM A615 ? Please Give the detail answer please thanks alot
Civil Engineering (5086)
Mechanical Engineering (4456)
Electrical Engineering (16639)
Electronics Communications (3918)
Chemical Engineering (1095)
Aeronautical Engineering (239)
Bio Engineering (96)
Metallurgy (361)
Industrial Engineering (259)
Instrumentation (3014)
Automobile Engineering (332)
Mechatronics Engineering (97)
Marine Engineering (124)
Power Plant Engineering (172)
Textile Engineering (575)
Production Engineering (25)
Satellite Systems Engineering (106)
Engineering AllOther (1379)