This socket flat head screw is made of alloy steel and has a black oxide finish. It meets the standards for ASTM A574 material quality in addition to ASME B18.3 dimensional standards.
Technical Specs
ItemSocket Flat Head Screw
System of MeasurementInch
Drive Size1/2 in
FinishBlack Oxide
Minimum Thread Length1 1/2 in
Head Height0.396 in
Thread StyleFully Threaded
Dimensional StandardsASME B18.3
Maximum Temperature400 Degrees F
Rockwell HardnessC38 to C43
Thread DirectionRight Hand
Thread TypeCoarse
Head TypeFlat
Drive TypeSocket
MaterialAlloy Steel
Thread Size3/4"-10
Fastener Length1 1/2 in
Head Diameter1.438 in
Countersink Angle82 Degrees
Material Quality StandardsASTM A574
Minimum Temperature-20 Degrees F
Tensile Strength170,000 psi
Thread Fit3A
Country of OriginUnited States
(subject to change)