316S31, BS2347, 1.4401, 316, S31600, X5CRNIMO17-12-2
ASTM A193 Grade B8M Bolts are manufactured from 316 Stainless Steel in accordance with ASTM A193 specification. Torqbolt is a prominent A193 gr B8M bolt supplier in India.
SS 316 Bolts Type 316 Stainless Fasteners Type 316 Stainless Steel Rings Type 316 Stainless Nuts 316 Stainless Steel Screws Type 316 Stainless Steel Springs Type 316 Stainless Threaded Rod 316 Stainless Washers A4 70 Stud Bolts A4 80 Stud Bolts Astm A193 Grade B8M Stud Bolts Astm A193 Grade B8M2 Bolts Astm A193 Grade B8M3 Bolts Astm A193 Grade B8Ma Stud Bolts Astm A194 Gr. 8M Nuts A194 Grade 8Ma Nuts Astm A320 Grade B8M Stud Bolts Astm A320 Grade B8Ma Bolts Astm F594G Stainless Steel Nuts Astm F594H Stainless Steel Nuts Astm F593 Type 316 Stud Bolts Astm F593 Type 316 Stud Bolts 1.4401 Stud Bolts
Grade | Description and UNS Designatio | Classes | C | Mn | P | S | Si | Cr | Ni | Mo | Cu | CbF | Ti | V | N |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM A193 Grade B8M | 316, S31600 | 1, 1A, 1D, 2 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 | . . . | . . . | . . . | . . . | . . . |
Grade | Diameter, in. |
Heat TreatmentB | Tensile Strength, min, ksi |
Yield Strength, min, 0.2 % offset, ks |
Elongation in 4 D,min | Reduction of Area, min | Hardness, max |
---|---|---|---|---|---|---|---|
ASTM A193 Grade B8M Classes 1 and 1D | All diameters | carbide solution treated | 75 | 30 | 30 | 50 | 223 HBW or 96 HRBC |
ASTM A193 Grade B8M Class 2 | 3/4 and under | carbide solution treated and strain hardened | 110 | 95 | 15 | 45 | 321 HBW or 35 HRC |
over 3/4 to 1 incl | 100 | 80 | 20 | 45 | 321 HBW or 35 HRC | ||
Over 1 to 11/4 , incl | 95 | 65 | 25 | 45 | 321 HBW or 35 HRC | ||
over 11/4 to 11/2 , incl | 90 | 50 | 30 | 45 | 321 HBW or 35 HRC |
Grade Class , mm |
Diameter | Heat TreatmentB | Tensile Strength, min,MPa |
Yield Strength, min, 0.2 % offset, MPa |
Elongation in 4 D,min % | Reduction of Area, min % | Hardness, max |
---|---|---|---|---|---|---|---|
ASTM A193M Grade B8M Classes 1 and 1D | All diameters | carbide solution treated | 515 | 205 | 30 | 50 | 223 HBW or 96 HRBC |
ASTM A193M Grade B8M Class 2 | M20 and under | carbide solution treated and strain hardened | 760 | 655 | 15 | 45 | 321 HBW or 35 HRC |
over M20 to M24, incl | 690 | 550 | 20 | 45 | 321 HBW or 35 HRC | ||
over M24 to M30, incl | 655 | 450 | 25 | 45 | 321 HBW or 35 HRC | ||
over M30 to M36, incl | 620 | 345 | 30 | 45 | 321 HBW or 35 HRC |