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PhaseStructVQA-2K

image imagewidth (px) 512 512	question stringclasses 81 values	answer stringclasses 485 values
	What phase is observed?	austenite
	Are annealing twins visible?	Yes
	Is the microstructure predominantly equiaxed?	Yes
	Are lamellar colonies visible?	No
	Are needle-like laths visible?	No
	What twin density class is observed?	low
	Does the image contain low, medium, or high twin density?	low
	Approximately how many twins are present?	23
	What grain size is observed?	coarse
	Would this phase typically exhibit high ductility?	Yes
	Would this phase typically exhibit medium hardness?	Yes
	Would this phase generally be softer than martensite?	Yes
	Would this phase generally be more ductile than pearlite?	Yes
	Which microstructural feature is most characteristic of this phase?	annealing twins
	Which cooling condition is most associated with this phase?	high temperature stable
	Does the microstructure contain few, moderate, or many grains?	few
	Approximately how many grains are present?	34
	Compared to low-twin-density austenite, how would the twin density likely change?	same
	Does the image contain visible annealing twin boundaries?	Yes
	What phase is observed?	austenite
	Are annealing twins visible?	Yes
	Is the microstructure predominantly equiaxed?	Yes
	Are lamellar colonies visible?	No
	Are needle-like laths visible?	No
	What twin density class is observed?	low
	Does the image contain low, medium, or high twin density?	low
	Approximately how many twins are present?	17
	What grain size is observed?	coarse
	Would this phase typically exhibit high ductility?	Yes
	Would this phase typically exhibit medium hardness?	Yes
	Would this phase generally be softer than martensite?	Yes
	Would this phase generally be more ductile than pearlite?	Yes
	Which microstructural feature is most characteristic of this phase?	annealing twins
	Which cooling condition is most associated with this phase?	high temperature stable
	Does the microstructure contain few, moderate, or many grains?	few
	Approximately how many grains are present?	25
	Compared to low-twin-density austenite, how would the twin density likely change?	same
	Does the image contain visible annealing twin boundaries?	Yes
	What phase is observed?	austenite
	Are annealing twins visible?	Yes
	Is the microstructure predominantly equiaxed?	Yes
	Are lamellar colonies visible?	No
	Are needle-like laths visible?	No
	What twin density class is observed?	medium
	Does the image contain low, medium, or high twin density?	medium
	Approximately how many twins are present?	55
	What grain size is observed?	coarse
	Would this phase typically exhibit high ductility?	Yes
	Would this phase typically exhibit medium hardness?	Yes
	Would this phase generally be softer than martensite?	Yes
	Would this phase generally be more ductile than pearlite?	Yes
	Which microstructural feature is most characteristic of this phase?	annealing twins
	Which cooling condition is most associated with this phase?	high temperature stable
	Does the microstructure contain few, moderate, or many grains?	few
	Approximately how many grains are present?	29
	Compared to low-twin-density austenite, how would the twin density likely change?	higher
	Does the image contain visible annealing twin boundaries?	Yes
	What phase is observed?	austenite
	Are annealing twins visible?	Yes
	Is the microstructure predominantly equiaxed?	Yes
	Are lamellar colonies visible?	No
	Are needle-like laths visible?	No
	What twin density class is observed?	high
	Does the image contain low, medium, or high twin density?	high
	Approximately how many twins are present?	246
	What grain size is observed?	coarse
	Would this phase typically exhibit high ductility?	Yes
	Would this phase typically exhibit medium hardness?	Yes
	Would this phase generally be softer than martensite?	Yes
	Would this phase generally be more ductile than pearlite?	Yes
	Which microstructural feature is most characteristic of this phase?	annealing twins
	Which cooling condition is most associated with this phase?	high temperature stable
	Does the microstructure contain few, moderate, or many grains?	moderate
	Approximately how many grains are present?	38
	Compared to low-twin-density austenite, how would the twin density likely change?	much higher
	Does the image contain visible annealing twin boundaries?	Yes
	What phase is observed?	austenite
	Are annealing twins visible?	Yes
	Is the microstructure predominantly equiaxed?	Yes
	Are lamellar colonies visible?	No
	Are needle-like laths visible?	No
	What twin density class is observed?	low
	Does the image contain low, medium, or high twin density?	low
	Approximately how many twins are present?	14
	What grain size is observed?	coarse
	Would this phase typically exhibit high ductility?	Yes
	Would this phase typically exhibit medium hardness?	Yes
	Would this phase generally be softer than martensite?	Yes
	Would this phase generally be more ductile than pearlite?	Yes
	Which microstructural feature is most characteristic of this phase?	annealing twins
	Which cooling condition is most associated with this phase?	high temperature stable
	Does the microstructure contain few, moderate, or many grains?	few
	Approximately how many grains are present?	29
	Compared to low-twin-density austenite, how would the twin density likely change?	same
	Does the image contain visible annealing twin boundaries?	Yes
	What phase is observed?	austenite
	Are annealing twins visible?	Yes
	Is the microstructure predominantly equiaxed?	Yes
	Are lamellar colonies visible?	No
	Are needle-like laths visible?	No

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