ASTM A193 Grade B16 Bolts

ASME 193 B16 Bolt are made up of carbon, manganese, phosphorus, sulfur, chromium, molybdenum, vanadium and aluminum in the composition. ASTM A193 Grade B16 is a standard material specification under ASTM A193, for alloy steel bolting material, for use in high tensile, high temperature and special purpose applications. The diameters of the ASTM A193 B16 Nuts range up to M100 for fasteners with 760MPa minimum tensile strength and 655MPa minimum yield strength.
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Product Details

GradeASTM A193 B16
SpecificationsASME B18.2.1, B18.3
DimensionASTM, IS, BS and all International Standards
Length3mm to 200mm
SizeM 02 to M 160 | Custom Sizes
TypesU- Bolts, J Bolts, Mushroom Head Square Neck Bolts, Bolts, Stud Bolts, Hex Head Bolts, Socket Hexagon Head Screw Anchor Bolt, T-Head Bolts, Eye Bolt, Foundation Bolts, Structural Bolts etc.



bolt and nut

B16 Chemical Composition

ElementsRange, In %
Carbon0.36 - 0.47
Manganese0.45 - 0.70
Phosphorus0.035 max
Sulfur0.040 max
Silicon0.15 - 0.35
Chromium0.80 - 1.15
Molybdenum0.50 - 0.65
Vanadium0.25 - 0.35
Aluminium0.015 max

B16 Mechanical Properties

DiameterTensile Strength, MinYield Strength, MinElongation, MinReduction, MinHardness, Max
Over M64 to M100760 MPa655 MPa17 %45%321 HBW or 35 HRC
Over M100 to M180690 MPa585 MPa16 %45%321 HBW or 35 HRC



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