ASME B18.2.1 Hex Bolts comply with American Society of Mechanical Engineers (ASME) standard and use in high tensile bolting in boilers, pressure vessels, valves, pipeline flanges and fittings. ASME B18.2.1 Hex Bolts made of High-Grade Alloy Steel, Mild Steel, Mild Steel and High Tensile Steel. This ASME B18.2.1 standard of Hex bolts ideal for high tension and temperature application. They widely use with a fastener which has equivalent standard or grade. ASTM B18.2.1 Hex Bolts are available in a variety of materials, head height, tolerance, width across the flats, grades, size, design, finishing and many other specifications. ASTM B18.2.1 available in many grades, all of them have unique characteristics and features. Various B18.2.1 grades are suitable for different applications and projects. This American standard ASME B18.2.1 can use in construction and machine assembly.
We also offer ASTM B18.2.1 specification American fasteners including anchor bolts, stud, eye bolt, shoulder bolt, square bolt, hex bolt, lag bolt and elevator bolts. For custom ASTM B18.2.1 Hex Bolts, we strictly follow the client’s specification. We satisfied our customer with our services and high-quality product. Below you can see the common ASTM B18.2.1 grades.
Grade | Description |
---|---|
B7 | Alloy steel, AISI 4140/4142 quenched and tempered |
B8 | Class 1 Stainless steel, AISI 304, carbide solution treated |
B8M | Class 1 Stainless steel, AISI 316, carbide solution treated |
B8 | Class 2 Stainless steel, AISI 304, carbide solution treated, strain hardened |
B8M | Class 2 Stainless steel, AISI 316, carbide solution treated, strain hardened |
B16 | A heat-treated chromium-molybdenum-vanadium steel for high-pressure, high-temperature service. |
Bolt Grade | Nuts | Washers |
---|---|---|
B7 | A194-2H | F436 |
B8 Class 1 | A194-8 | SS304 |
B8M Class 1 | A194-8M | SS316 |
B8 Class 2 | A194-8 | SS304 |
B8M Class 2 | A194-8M | SS316 |