Answer / p a rao

IS 2062 pertains to weldable structural steel - it has
replaced IS 226 in 1984. It is mild steel in composition in
grades A,/B,/C, carbon % varies between 0.23/0.22/0.20
respectively, P%,S%,also varies proportionately. This being
commonly used in the market.

IS1239 pertains to mild steel, ERW Tubes for ordinary use in
water, gas, steam and air - lines. These pipes are available
in the market in light, medium, heavy constructions, with
thickness in proportion. With regard to chemical composition
there is vary little or no change, but suitable for tube
forming.

what is the reason? if centrifugal pump is not discharge the water or not suck the water in running condition.

6 Answers  

---

which is more efficient diesel or petrol engine?

4 Answers  

---

which engine is more suitable over all. petrol engine, diesel engine ........... what are their differences

4 Answers  

---

why are using ahu?

0 Answers  

---

if the blade height is increased,then how it increases the specific speed of centrifugal pump?

0 Answers   Bhel,

---

---

What is the parameter of water tube, boiler water, feed water and condensate water?

2 Answers   ABC,

---

why the baffels are provided in water tube boilers?

2 Answers   Siemens,

---

Is the magnitude of force acting between two conductors running parallel and carrying alternating current remains constant? If not what will its frequency if frequency of AC is 50Hz?

1 Answers  

---

What is thrust bearing?

1 Answers   RRB,

---

i having 7.5 kva 1 phase genset,coolant water level is low, so i mix the normal water this is correct or not

1 Answers  

---

why we use 4 earthing in the DD genset?

2 Answers   Cooper,

---

The stage below saturation is called? Cox chart is used in ....Distillation, evaporation, drying r none?

3 Answers   TCE,

---