Home

What is the correct answer?

4

According to Indian standard specifications, SG 400/15 means

A. Spheroidal graphite cast iron with B.H.N. 400 and minimum tensile strength 15 MPa

B. Spheroidal graphite cast iron with minimum tensile strength 400 MPa and 15 percent elongation

C. Spheroidal graphite cast iron with minimum compressive strength 400 MPa and 15 percent reduction in area

D. None of the above

Correct Answer :

B. Spheroidal graphite cast iron with minimum tensile strength 400 MPa and 15 percent elongation


Related Questions

Quenching is not necessary when hardening is done by The compressive strength of cast iron is ________ that of its tensile… Ductility of a material can be defined as The hardness of steel increases if it contains The metal suitable for bearings subjected to light loads, is White cast iron contains carbon in the form of The surface hardness of the following order is achieved by nitriding operation Monel metal contains Addition of lead and bismuth to aluminium results in Induction hardening is basically a Which of the following when used in ordinary low carbon steels, makes… In full annealing, the hypo eutectoid steel is heated from 30°C to… Connecting rod is usually made of Maximum percentage of carbon in ferrite is Which of the following metal is used for nuclear energy? Which of the following is added in low carbon steels to prevent them from… The brown smoke during the operation of a Bessemer converter indicates… For a steel containing 0.8% carbon The alloying element which can replace tungsten in high speed steels is Steel contains Which of the following statements are true for annealing of steels? According to Indian standard specifications, plain carbon steel designated… The percentage carbon content in wrought iron is about Railway rails are normally made of Cast iron is characterised by minimum of following percentage of carbon Pick up wrong statement about wrought iron Balls for ball bearings are made of Sulphur in cast iron Carbon steel is German silver contains