321S31, BS2337, 1.4541, 321, S32100, X6CRNITI18-10
ASTM A193 Grade B8T Bolts are manufactured from 321 Stainless Steel in accordance with ASTM A193 specification. Torqbolt is a prominent A193 gr B8T bolt supplier in India.
SS 321 Bolts SS 321 Fasteners Type 321 Stainless Forgings Type 321 Stainless Nuts 321 Stainless Screws Type 321 Stainless Threaded Rod SS 321 Washers Astm A193 Grade B8T Class 2 Bolts Astm A193 Grade B8Ta Bolts Astm A194 Grade 8Ta Nuts Astm A320 Grade B8T Bolts Astm A320 Grade B8Ta Stud Bolts 1.4541 Threaded Rod
Grade | Description and UNS Designatio | Classes | C | Mn | P | S | Si | Cr | Ni | Mo | Cu | CbF | Ti | V | N |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM A193 Grade B8T | 321, S32100 | 1, 1A, 2 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-12.0 | . . . | . . . | . . . | 5 x (C + N) to 0.70 | . . . | 0.10 |
Product Analysis VariationB | 0.01 | 0.04 | 0.010 | 0.005 | 0.05 | 0.20 | 0.15 | . . . | . . . | . . . | 0.05 under | . . . | . . . |
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 B8T Class 1 | All diameters | carbide solution treated | 75 | 30 | 30 | 50 | 223 HBW or 96HRBC |
ASTM A193 Grade B8T Class 2 | 3/4 and under | carbide solution treated and strain hardened | 125 | 100 | 12 | 35 | 321 HBW or 35 HRC |
over 3/4 to 1, incl | 115 | 80 | 15 | 35 | 321 HBW or 35 HRC | ||
over 1 to 11/4 , incl | 105 | 65 | 20 | 35 | 321 HBW or 35 HRC | ||
over 11/4 to 11/2 , incl | 100 | 50 | 28 | 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 B8T All diameters Class 1 | All diameters | carbide solution treated | 515 | 205 | 30 | 50 | 223 HBW or 96HRBC |