What is the AISI-SAE designation for resulfurized and rephosphorized carbon steel?
A13XX
B31XX
C23XX
D12XX
ESAS · Question Bank
Engineering Materials
241 of 241 questions match · page 7 of 13. Answer in your head first, then check the solution.
What does AISI stands for?
AAsian Institute of Steel Industries
BAmerican Institute of Steel Industries
CAssociation of Iron and Steel Industries
DAmerican Iron and Steel Institute
What does SAE stands for?
ASociety of Automotive Engineers
BSociety of American Engineers
CSociety of Architects and Engineers
DSociety of Alloy Engineers
What does ASTM stands for?
AAssociation of Steel Testing and Materials
BAmerican Society for Testing and Materials
CAsian Society for Testing and Materials
DAllied Society for Testing and Materials
What is the approximate chromium range of a ferritic stainless steel?
A12% to 18%
B10% to 12%
C16% to 20%
D20% to 24%
The Group H steels can be used in what temperature range?
A\( 600^\circ C \) to \( 1100^\circ C \)
B\( 1000^\circ C \) to \( 1500^\circ C \)
C\( 1100^\circ C \) to \( 2000^\circ C \)
D\( 200^\circ C \) to \( 800^\circ C \)
The following are primary alloying ingredients of Group H steels except:
AMolybdenum
BTungsten
CCobalt
DChromium
The chrome-molybdenum steels contain how many percent of molybdenum?
A0.10
B0.20
C0.30
D0.40
The chrome-vanadium steels contain how many percent of vanadium?
A0.15 to 0.30
B0.05 to 0.15
C0.30 to 0.45
D0.45 to 0.60
Manganese steel usually contains how many percent of manganese?
A1 to 5
B5 to 10
C11 to 14
D14 to 18
The wear-resistance of this material is attributed to its ability to ______, that is, the hardness is increased greatly when the steel is cold worked
Acold harden
Bstress harden
Ccool-temperature resistant
Dstrain harden
The special chrome steels of the stainless variety contain how many percent of chromium?
A4 to 8
B9 to 10
C11 to 17
D17 to 21
What refers to the application of any process whereby the surface of steel is altered so that it will become hard?
ACarburizing
BCasehardening
CAnnealing
DSurfacehardening
What refers to the ability of steel to be hardened through to its center in large section?
AMalleability
BHardenability
CSpheroidability
DRigidity
What is the equilibrium temperature of transformation of austenite to pearlite?
A1000ºF
B1333ºF
C1666ºF
D1222ºF
The alpha iron will become paramagnetic at temperature above ________
A\( 770^\circ C \)
B\( 550^\circ C \)
C\( 660^\circ C \)
D\( 440^\circ C \)
What structure is formed when transformation occurs at temperatures down to the knee of the curve?
Apearlite
Bbainite
Caustenite
Dmartensite
What allotropic form of iron refers to iron that has a temperature range of room temperature to 1670ºF?
ABeta iron
BGamma iron
CDelta iron
DAlpha iron
What steel surface hardening process requires heating at 1000ºF for up to 100 hours in an ammonia atmosphere, followed by slow cooling?
ANitriding
BFlame hardening
CPrecipitation hardening
DCarburizing
What is the chief ore of tin?
ACassiterite
BBauxite
CIlmanite
DGalena