KD Fasteners Inc ® carries off the shelf military tap bolts such as grade 8 and cadmium plating tap bolts Our product line is from a 1/4 to 3 1/2 diameter Our product line is from a 1/4 to 3 1/2 diameter
The 12 point is also a bit smaller than the flat of the hex; therefore a smaller socket can be used to get down inside A lot of times the 12 point bolts are used for a little higher clamp load Typically a 12 point bolt would be seen in the oil and gas industry because of
Hex tap bolts have a hexagonal head for installation and tightening These bolts are fully threaded Grade 304 stainless steel For use in outdoor or corrosive environments For salt water and waste treatment plants use 316 stainless
·Grades 2 5 & 8 Hex Tap Bolts x Description Grade 2 Tap Bolt A low carbon hex head bolt with a machined point which is threaded to the head Grade 5 Tap Bolt A tap bolt made from medium carbon steel Grade 8 Tap Bolt A tap bolt made from medium carbon alloy steel and heat treated Stainless Tap Bolt A tap bolt made from 18 8
What sets a hex tap bolt apart from a regular hex bolt is that it has a thread that runs the entire length of the shank unlike a regular bolt that only has a portion of the shank threaded This allows the hex tap bolt to be threaded directly into a pre drilled hole in a
·The choice between hex bolts and heavy hex bolts depends largely on the specific requirements of the project and the expected load conditions Standards and Specifications Heavy hex bolts and hex bolts are manufactured to different standards and specifications which dictate their dimensions materials and performance characteristics
·Stud bolts are inserted into pre drilled holes secured with nuts on both ends and may be coated with a layer of zinc or other material to prevent corrosion Difference Between Cap Screws and Stud Bolts Functionality Both cap screws and stud bolts serve the same purpose to secure objects in place with a solid and lasting bond
1 ·Under " Hex Tap Bolts are fully threaded 5/8 11 " to 4" Under " Hex Tap Bolts are fully threaded 3/4 10 2" to 4" Under 2" Hex Tap Bolts are fully threaded Click here to download our Hex Tap Bolt Product Information PDF Coarse Thread We try to maintain a stock of most of the items listed above
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2 ·Heavy hex bolts with forged heads are also commonly used as headed anchor bolts Manufacturing Portland Bolt manufactures heavy hex bolts from 1/2″ diameter through 2 1/2″ diameter in most ASTM AASHTO and SAE specifications Special tooling can be created to produce nonstandard head dimensions or bolt heads with your company s name and
Machine bolt vs stud bolt A machine bolt is an extremely threaded fastener that has a head with one nut it has different styles of heads such as Hex Square etc On the other hand a stud bolt is a metal rod or shaft with threads on both sides Hex bolt vs stud bolt Stud bolt is a threaded rod with two hexagon nuts on both sides
·Installation of Hex Bolts In contrast to hex cap screws hex bolts are primarily installed by tightening a nut onto the threaded end of the bolt rather than turning the head of the bolt itself Hex bolts typically lack a washer face under the head which makes them better suited for applications where the primary concern is strength and
·The carriage bolt is tightened and loosened from one end In comparison the hex bolt is tightened and loosened from both ends 3 Applications Some situations are better to use carriage bolts others hex screws This will be covered more in the next section Carriage Bolts vs Hex Bolts Which Should You Use Both bolts can do a lot of the
·Stud bolts are inserted into pre drilled holes secured with nuts on both ends and may be coated with a layer of zinc or other material to prevent corrosion Difference Between Cap Screws and Stud Bolts Functionality Both cap screws and stud bolts serve the same purpose to secure objects in place with a solid and lasting bond
FAQ and common discussions Hex bolts Vs Cap Screws One of the most common requests we get is "cap screws" In the piping fastener world the terms is often misued and rarely understood MYTH Cap screw is a fully threaded bolt usually specified by somebody with a butterfly valve application in mind REALITY The term cap screw doesn t have
4 ·Technically a bolt is installed by turning a nut to tighten the fastener while a cap screw in installed by turning the head of the bolt to assemble and tighten Tap Bolt VS Hex Cap Screw In Summary Tap bolts have threading all the way down regardless of their size Hex cap screws may have a shoulder in longer sizes which makes them stronger
3 ·Hex head cap screws have a flat washer facing under the head that meet specific tolerances per ASME whereas a Hex Bolt is flat underneath the head Hex cap screws also have tighter tolerances on the body dimensions and a chamfered end while hex bolts have a flat end When ordering bolts it is best to be clear about whether your
Metric Tap Bolts fully threaded hex bolts are found throughout the automotive construction and agriculture industries as well as any application requiring substantial thread engagement to the internally threaded mated part or coordinating nut They are available in various metric property classes and finishes
Choose from our selection of tap bolts including over 4 600 products in a wide range of styles and sizes In stock and ready to ship BROWSE CATALOG Abrading & Polishing; The most common heavy hex head screw these steel screws meet ASTM A325 regulations for structural joints such as mating I beams and scaffolding
Hex Head Tap Bolts can be fastened into internally tapped holes or used with a nut to pull assemblies together over a long length For adjustment applications they may be used with jam nuts to secure the assembly in place They are manufactured to the IFI 199 standard
·Hex tap bolts have weaker tensile strength Compliance Steel hex head cap screws should comply with ASTM A449 ASTM A354 or SAE J429 Steel hex bolts should comply with ASTM A307 Grade A Suitability Hex head cap screws are used in precise applications with tight tolerances Hex bolts are used when mechanical properties are more important
Are all hex bolts created equal when it comes to head size or do some manufacturers use different standards than the hex bolt head size chart While most hex bolts adhere to the standard head sizes listed in the hex bolt head size chart some manufacturers may use slightly different standards or may produce bolts that deviate from the standard
·Metric Bolt Thread Size Thread sizes for coarse and fine pitch thread were created using the standard sizes from ASME Coarse pitch threads are preferred and should be used whenever possible as stated in ASME
Hex bolts are available in several different grades based on the mechanical and chemical properties of the material and the intended application of the hex bolt ASTM A307 Hex Bolts Common fasteners manufactured from low carbon steel Grade A307 bolts have a finished head and are used for general purpose applications A variation ASTM A307
