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Gayatri Tubes is the prominent manufacturer, supplier, and exporter of ASTM A307 Carbon Steel Fasteners. We are providing the fasteners in various specifications. Some of the specifications in which they are available are surface finish, end finish, dimensions, sizes, and shape. They are available in a cut made specifications that are expectations. National and international quality standards are followed in the procurement of the fasteners. Fasteners are a type of pipe fittings and fix the two pieces of the applications. However, they are used in various applications. The fasteners are available in various forms such as socket weld, buttweld, and forged fittings. Some of the types of fasteners are screws, nuts, bolts, nails, and various other fasteners. With this, they are also used in the industrial applications to fix the pieces in the application.
Carbon steel is having wide ranges of carbon contents that provide them to have corrosion resistance property. Along with this they also have stability in the elevated temperatures. This alloy is used in manufacturing the carbon steel fasteners. They are also used to manufacture the carbon steel fasteners. Because of which the ASTM A307 Carbon Steel Bolts are having various properties. Corrosion resistance ability, stability in the elevated temperatures, great ductility, high toughness, and tensile strength are some of the properties that the fasteners are having. This is the reason they are used among all the industries.
Industries in which the carbon fasteners are used are petrochemical, pharmaceuticals, oil and gas, pulp and paper, heat exchanger and many other industries. Along with these they are used in various other applications in the household appliances. The fasteners are good at fixing the two pieces of metal or any material together. They are also used in the household applications that are there in the household applications which require fixing and any other type of support. ASTM A307 Carbon Steel Nuts are also tested for ensuring the clients about the quality of the fasteners that are manufactured. Hardness, hydrostatic, ultrasonic, micro, macro and positive material identification are some of the tests that are performed. We are also packing the carbon fasteners according to the expectations of the clients.
| Specifications | ASTM A307 / ASME SA307 |
| Standard | DIN, ASTM, BS and all International Standards |
| Nuts Size | M3 - M56 | 3/6" to 2" | Custom Sizes |
| Bolt / Screw Size | M3 - M56 | 3/6" to 2" | Custom Sizes |
| Washers Size | M3 - M56 | 3/6" to 2" | Custom Sizes |
| Machine Screws Size | M1.6 - M12 |
| Self Tapping Screw Size | No.2 - No. 14 |
| Length | 3 mm to 200 mm |
| Element | Sulfur, max | Carbon, max | Phosphorus, max | Manganese, max |
| Grade A | 0.15 % | 0.29 % | 0.04 % | 1.20 % |
| Grade B | 0.05 % | 0.29 % | 0.04 % | 1.20 % |
| Grade | Elong %, min | Tensile, ksi | Yield, min, ksi |
| A | 18 | 60 min | — |
| B | 18 | 60 - 100 | — |
| C* | 23 | 58 - 80 | 36 |
