The Type 3 is a weathering steel. It basically offers the same mechanical properties as the A325 with corrosion resistance inherent in the material. Fastenal can supply this type of bolt. You will probably need A563 Grade C3 heavy hex nuts and F436 Type 3 washers as well. Finished Hex Head Bolts - Delta FastenerHeavy Hex Bolts Grade 2 SAE Grade 2, ASTM A307B Plain = HHC020----- Zinc = HHC020-----Z1 D F C H Weight Body Diameter Width Across Flats Width Across Corners Bolt Height Rough Estimate Diameter Max Basic Max Min Per Each Min Basic Per Each 1/2 0.515 7/8 0.875 0.850 1.010 0.969 11/32 .044 +
Heavy hex bolts are generally specified for high temperature or high pressure applications, particularly where bolt heads will bear against flanges. Standard diameters are 1/2 and larger. The main difference between a heavy hex bolt and a regular (or finished) hex bolt is the distance across opposite flats of the hex. Heavy hex bolts are 1/8 of an inch larger than a finished hex bolt of the same diameter. Heavy Hex Head Bolts McMaster-Carr18-8 Stainless Steel Heavy Hex HeadScrews for High-Pressure Applications. These Grade B8 screws are made from 18-8 stainless steel and have good chemical resistance. Also known as pressure bolts, they meet the high-pressure and high-temperature regulations of ASTM A193 and are used to secure pressure tanks, valves, and flanges. Heavy Hex Head Cap Screw Dimensions - Alma BoltB7 Alloy Heavy Hex Head Cap Screws Designed for high temperature, high strength applications, these screws meet ASTM A-193 Grade B7 specifications. Manufactured from 4140 steel, they are clearly marked for ease of inspection. Stocked in diameters from 1/4
Click on a Hex Bolt style above to continue shopping Hex Bolts. Hex bolts are used to fasten two or more parts together to form an assembly either because it cannot be manufactured as a single part or to allow for maintenance and repair disassembly. By definition "A Bolt is a headed and externally threaded mechanical device designed for insertion through holes in assembled parts to mate Hex Bolts Shop Zinc, Steel Hex Bolt Options At FMW FMW Hex bolts are used most often for steel-to-steel fastening, and they are essential for making strong structural connections. You need the additional distribution of a clamping load that heavy hex bolts make possible when building a structure you want to stand the test of time. Hex Cap Screws and Hex Bolts FastenalHex cap screws and hex bolts feature a hexagonal head that is utilized during the tightening of the fastener. A hex cap screw utilizes a washer face under the head and a chamfered end, while the hex bolts lack those features and requires a nut. These fasteners are commonly used in construction, machine parts, and maintenance repairs. Hex cap screws and hex bolts are manufactured in variety
We provide our partners with the full extent of our extensive inventory as a domestic source of quality parts and critical specs. With over 30 years of "On-Boarding" experience, Qualified Fasteners can guarantee reliable services for Mil-Spec and government standards. MIL-DTL-1222 J >>. MIL-S-1222 H >>. MILS-21472 B/ NASM21472 >>. What Does "DFAR Compliant" Mean For Fastener Suppliers Jun 08, 2018 · For fastener distributors that mainly supply steel, alloy steel, and stainless steel fasteners made to the SAE and ASTM grades, the DFAR requirement will apply to Grade 8 bolts, screws and studs (made to SAE J429), socket head products made from alloy steel, and to all stainless steel products. Hex and Heavy Hex nuts in grade 2H (per ASTM A194 A325 A490 Heavy Hex Bolts Structural Hex Bolts Heavy Hex Bolts. Haydon Bolts stocks heavy hex bolts in the sizes listed, at the bottom of this page, in our warehouse. Because of our manufacturing expertise Haydon Bolts is able to custom manufacture structural bolts to from 1/2 to 4 diameter, in a variety of lengths and grades, as a result we are able to shorten lead times for our customers.