As per IS: 456, permissible bond stress for plain bars in tension, in working stress method,
where M20, is the grade of concrete
[ A ] 0.6 N/mm2
[ B ] 0.8 N/mm2
[ C ] 1.0 N/mm2
[ D ] 1.2 N/mm2
where M20, is the grade of concrete
[ A ] 0.6 N/mm2
[ B ] 0.8 N/mm2
[ C ] 1.0 N/mm2
[ D ] 1.2 N/mm2