ASTM A193 Grade B6 Bolts

ASTM A193 Grade B6 is a material specification for high tensile stainless steel bolts, stud bolts, threaded rods and other external threaded fasteners. ASTM A193 Grade B6 Bolts are manufactured from AISI 410 stainless steel bar stock or forging stock, machined and heat-treated to minimum of 110-ksi tensile strength.

ASTM A193 Grade B6 Raw Material

Grade Raw Material Description
B6 13% Chromium Ferritic Steel (AISI 410 Stainless Steel)

ASTM A193 Grade B6 Properties

ASTM A193 Grade B6 Chemical Composition

Carbon Manganese, max Phosphorus, max Sulfur, max Silicon Chromium
0.08-0.15 1.00 0.040 0.030 1.00 max 11.5 - 13.5

ASTM A193 Grade B6 Mechanical Properties

Grade Diameter Tensile Strength Yield Strength Elongation Reduction Hardness
Grade B6 Up to M100, inclusive 760 585 15 50 --

Heat Treatment

Quenched & Tempered at 593ยบ C minimum.

ASTM A193 Grade B6 Bolt Marking

Manufacturer's Mark Grade Marking
BPF B6

Recommended Nuts & Washers

Bolting Grade Nut Grade Washer Grade
ASTM A193 Grade B6 ASTM A194 Grade 6 Mild Steel

ASTM A193 Grade B6 Bolting

Hex Bolt Heavy Hex Bolts Stud Bolts Threaded Rods Anchor Bolts
Eye Bolts Socket Head Cap Screws Countersunk Screws J Bolts Square Head Bolts