DIN 1.4547, S31254, X1CRNIMOCUN20-18-7
ASTM A193 Grade B8MLCuN Bolts are manufactured from 254 Smo Stainless Steel in accordance with ASTM A193 specification. Torqbolt is a prominent A193 gr B8MLCuN bolt supplier in India.
254 Smo Stainless Bolts 254 Smo Stainless Steel Fasteners 254 Smo Stainless Steel Forgings 254 Smo Stainless Steel Hex Nuts 254 Smo SS Screws 254 Smo Stainless Threaded Rod 254 Smo Stainless Steel Washers Astm A193 Grade B8Mlcun Class 1 Bolts Astm A193 Grade B8Mlcuna Bolts Astm A194 Grade 8Mlcun Nuts Astm A194 Grade 8Mlcuna Nuts 1.4547 Bolts
Grade | Description and UNS Designatio | Classes | C | Mn | P | S | Si | Cr | Ni | Mo | Cu | CbF | Ti | V | N |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM A193 Grade B8MLCuN | S31254 | 1A, 1B, 1D, 2 | 0.020 | 1.00 | 0.030 | 0.010 | 0.80 | 19.5-20.5 | 17.5-18.5 | 6.0-6.5 | 0.50-1.00 | . . . | . . . | . . . | 0.18-0.25 |
Product Analysis VariationB | 0.005 | 0.03 | 0.005 | 0.002 | 0.05 | 0.20 | 0.15 | 0.10 | . . . | . . . | . . . | . . . | 0.02 |
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 B8MLCuN Classes 1B and 1D | All diameters | carbide solution treated | 80 | 35 | 30 | 40 | 223 HBW or 96 HRBC |
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 B8MLCuN All diameters Classes 1B and 1D | All diameters | carbide solution treated | 550 | 240 | 30 | 40 | 223 HBW or 96 HRBC |