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• 2018-08-14

Hilti Anchor rods and elements HAS U 5 8 Anchor rod High performance anchor rod for capsule and injectable hybrid epoxy anchoring in concrete and masonry 5 8 carbon steel Cordless Tools Power Tools Dust Management and Vacuum Cleaners Tool insertsThe weight of a bolt depends on the type of the bolt material grade length diameter and the head type with how many nuts are there on the bolt There are different types of bolts with property classes such as 8 8 9 8 10 9 12 9 and so on The size range differs from M1 6 through M100 and more depending on the bolt class In accordance with ANSI ASME B1 1 thread specification for threaded rod must be UNC Class 2A for high strength rod and may be either Class 2A or Class 1A for standard strength rod ATR3 8 3 8 36 58 2 400 ATR1 2 1 2 36 58 4 270 ATR5 8 5 8 36 58 6 675thread size thickness the difference between bonded and soft finishes deciding how much thread is needed nylon s elongation stretchiness and the difference between left and right twist thread There are specifications for eleven nylon thread sizes at the 5 17 2 154000 69900 1 The maximum loads in the table above are based on allowable tensile stress of 12 kpsi reduced by 25 to 9 kpsi allowable stress 1 kg 9 81 N Threaded Rods Proof Load Capacities in Metric Units Mass and Weight the difference

2018 9 18 nbsp 0183 32 The Pros and Cons of 4 Common Ground Rod Materials When it comes to selecting a ground rod engineers must avoid a one size fits all approach Different factors material soil resistivity location facility type size among others play into the overall efficiency and service life of both the ground rod and overall grounding system Below What is the thread pitch on J Dewey cleaning rods 17 and 20 caliber both coated and stainless – 5 40 22 caliber coated – 8 36 male 22 and 27 caliber amp up stainless and brass rods – 8 32 27 amp up coated rods including 35 50 caliber – 12 28 male Coated shotgun rods – 5 16 x 27 Brass shotgun rods BURNDY 174 grounding connectors are systems engineered to provide the utmost in system integrity as well as to withstand the harshest of environments The BURNDY 174 HYGROUND 174 irreversible compression system meets the most stringent safety and performance requirements including those of OSHA and nuclear power plant design Thread Conversion Table Due to the differences in thread angles and pitches the thread sizes shown below are not directly interchangeable with each other This table is only to help find a nearest equivalent sized fastener Note Due to the fact that fastening applications differ greatly the above information is for guidance only and is 5625 14 29 9 16 quot 12 18 24 9 16 quot 12 16 6250 15 88 5 8 quot 11 18 24 5 8 quot 11 14 6299 16 00 M16 2 0 1 0 1 5 6560 16 66 3 8 quot 19 6750 17 15 3 8 quot 18 6875 17 46 11 16 quot 24 11 16 quot 11 14

U N C national coarse roughly derived from the British Whitworth have the same pitches except 1 2 in dia where Whitworth is 12tpi and U N C is 13 tpi Both these threads are 60 degree angle Early Harley and Indian motorcycles used 24tpi threads on most diameters 5 16 and 3 8 UNF are both 24tpi but 1 4 UNF is 28 tpi and a special 1 4 x 24 Standard Thread Pitch Chart Atlanta Rod Standard Thread Pitch Chart Coarse Thread Series – UNC Fine Thread Series – UNF 8 Thread Series – 8UN Nominal Size and Threads Per In Basic Pitch Dia Section at Minor Dia Tensile Stress Area Download DWG and DXF Drawings for Anchor Systems products DXF and DWG files require AutoCad or another compatible CAD program Free readers are Standard Threaded Rods Standard threaded rods are pre threaded bars used with standard nuts couplers and washers When cut to length only minimal burr removal may be required so a nut will move easily over clean cut ends U Bolt It threaded rods are available in standard thread sizes and widely used in manufacturing construction Threaded rod Material Stainless steel 18 8 A corrosion resistant steel alloy The most common stainless steel for general hardware use Stainless steel 316 A highly corrosion resistant grade of stainless steel Ideal in salt water and chlorine

2019 8 22 nbsp 0183 32 Test Qty 8 2 2 2 2 Pass 8 2 2 2 2 5 8 11 x 6ft Requirements 96 MAX 75 MIN 30 MIN 30 MIN 50 MIN Results 95 96 108 7 112 8 78 3 79 0 30 2 33 3 50 4 53 7 Test Qty 8 2 2 2 2 Pass 8 2 2 2 2 3 4 10 x 6ft Requirements 96 MAX 75 MIN 30 MIN 30 MIN 50Choose from our selection of grade 8 steel threaded rods in a wide range of styles and sizes In stock and ready to ship Also known as single start and self locking lead screws and nuts these have a single thread that runs the length of the screw The nut travels bond between the copper and the steel no Trade size Rod size nominal diameter x length Plating thickness mils Standard packaging Weight per 100 in ft mm m lb kg 5005 1⁄2 5 12 7 1 5 10 10 305 138 5006 1⁄2 6 12 7 1 8 10 5 370 168 5008 1⁄2 8 12 7 22019 2 28 nbsp 0183 32 This is followed by a dash or x and the TPI thread pitch along with the thread series Next is a dash and the class of fit The length is the last necessary dimension being separated from the class of fit by an x Example of how to specify dimensions for fully threaded rods 188 – 20 UNC – 1A x 6 M12 x 1 75 – 6g x 200mm 2017 9 20 nbsp 0183 32 STUD BOLT MATERIALS The most common materials for stud bolts for flanges are ASTM A193 grade B7 B8 B8M B8T ASTM A453 grade 660 ASTM A320 grade L7 L7M and ASTM A182 duplex and super duplex bolting For aggressive fluids and environments stud bolts can be coated with Xylan Xylar and other materials

2020 6 17 nbsp 0183 32 We are often asked what the difference is between ASTM A193 B7 and SAE J429 Grade 8 Threaded Rod Below we break down the specifics of each so our customers can get a better understanding of them ASTM A193 B7 is a chromium molybdenum alloy steel Threaded rod is available in metric grades as well The International Organization for Standards ISO classification R898 includes low and medium carbon steel quenched and tempered class 4 6 and class 5 8 threaded rod similar to U S Grades 2 and 5 Replace a graded fastener with same or higher grade don t replace a Grade 8 fastener with a Grade 5 or 2 If in doubt ask a professional for assistance The chart below summarizes some of the more common grades and classes available here at Fastener Mart Top ground rod is galvanized steel 190 x 10 Bottom ground rod is copper bonded 5 8 x 8 Both ground rods were driven into the soil vertically at the Pecos testing site in Las Vegas NV in December of 1992 Both ground rods were exhumed from the site in2018 3 4 nbsp 0183 32 HIT HY 270 Technical Data for Masonry Construction Page – 4 – April 2018 Table 5 Hilti HIT HY 270 allowable adhesive bond loads for threaded rods and reinforcing bars in the top of grout filled concrete masonry walls 1 2 4 5 6 7 8 Nominal anchor