ASTM A193 Grade B7
ASTM A193 B7 AISI 4140 Bolts Manufacturer, ASTM A193 Studs Exporter, AISI 4142 Gr. B7 Threaded Rod Supplier, Alloy Steel Gr. B7 ASTM A193 Stud Bolts Dealer in Mumbai, ASTM A193 Bolts Manufacturer in India.
Boltport Fasteners offers an extensive collection of ASTM A193 Grade B7 Fasteners, which is hardened by cold working. We offer these products in dissimilar types such as ASTM A193 Grade B7 Studs, ASTM A193 Grade B7 Bolts, and ASTM A193 Grade B7 Threaded Rods. The resistance to sulfur - containing gases makes our ASTM A193 Grade B7 Alloy Steel Fasteners an attractive material for such applications as coal - gasification units, burners and ducts for processing sulfuric acid. These ASME SA 193 Grade B7 Studs has high strength over a broad range of temperatures.
ASTM A193 Grade B7
ASTM A193 Grade B7 Studs
ASTM A193 Grade B7 Bolts
ASTM A193 Grade B7 Threaded Rod
ASTM A193 Grade B7 Fasteners
ASTM A193 Grade B7 Specifications
| Threads Configuration | : | ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads |
| Thread Diameters | : | Up to 2-1/2 |
| ASTM A193 B7 | : | Alloy steel, AISI 4140/4142 quenched and tempered |
| Grade | Description | Diameter | Tensile Strength, min. | Yield Strength, min. | Hardness, max. | Marking |
| ASTM A193 B7 | Chromium-Molybdenum | 2 1/2” and under | 125 | 105 | 321 HB or 35 HRC | B7 |
| over 2 1/2” to 4” | 115 | 95 | 321 HB or 35 HRC | |||
| over 4” to 7” | 100 | 75 | 321 HB or 35 HRC |
| Grade | C | Mn | Si | P | S | Ni | Cr | Mo |
| B7 (AISI 4140) | 0.37 - 0.49% | 0.65 - 1.10% | 0.15 - 0.35% | 0.035% | 0.040% | - | 0.75 - 1.20% | 0.15 - 0.25% |
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min |
| B7 | Up to 2-1/2 | 125 | 105 | 16 | 50 |
| 2-5/8 - 4 | 115 | 95 | 16 | 50 | |
| 4-1/8 - 7 | 100 | 75 | 18 | 50 |
Alloy Steel Grade B7 Bolts, AISI 4142 Gr. B7 Threaded Rod Manufacturer, ASTM A193 Studs, A193 Gr. B7 Threaded Rods Dealer in Mumbai, ASTM SA193 B7 Double End Studs Exporter, ASTM A193 Grade B7 Manufacturer in Mumbai.
Restricted carbon plus columbium stabilization in our ASTM A193 Grade B7 Bolts permits welded fabrications to be used in corrosive environments, normally without post - weld heat treatment. These ASME SA 193 Grade B7 Threaded Rod has a superior stress cracking resistance which is often used in steam generation nuclear reactors for piping, separators and weldments. The properties of our ASTM A193 Grade B7 Stud Bolt are useful for various applications involving nitric or nitric / hydrofluoric acid solutions. In de - aerated 1 % sodium hydroxide at 600 Degree F (316 Degree C), U-bend specimens of these ASME SA 193 Grade B7 Stud did not crack in 9400 h. Corrosion rates for our ASTM A193 Grade B7 Bolts in oxidizing and reducing sulfurizing atmospheres. We are also a stockholder and suppliers of these ASME SA 193 Grade B7 Alloy Steel Fasteners, delivering to the whole of the world.
ASTM A193 Grade B7 Application Industry
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