Grade 8 Threaded Rod

It is classified as astm a449.

Grade 8 threaded rod.

Grade 8 steel threaded rods are about 25 stronger than medium strength steel rods. Rod diameter threads per inch. Grade a 396 18 8 102 304 1 316 59 651 2 6061 10. 2020 weaver distributing 10705 west orchard yakima washington 98908 phone.

Coarse threads are sturdier and easier to thread and unthread but fine threads are better for working with harder materials and are stronger in tension than coarse threads. With a minimum tensile strength of 150 ksi and minimum yield of 130 ksi grade 8 has a greater tensile and yield strength compared to other steel grades such as grade 2 grade 5 and b7. 509 966 8030 toll free. Astm a354 bd is used for structural bolts while sae j429 grade 8 is an automotive specification.

Threads come in both coarse and fine. The threads per inch tpi also varies on the diameter of the rod as follows. Threaded rods used in plumbing contracting and maintenance applications threaded rods are used to join together and stabilize objects and structures made of wood metal and concrete. Stainless steel threaded rod grades include 303 and 18 8 among others.

Grade 8 is typically provided plain finish only due to the potential risk of hydrogen embrittlement when plated or galvanized. Zinc yellow chromate plated steel threaded rods resist corrosion in wet environments. The stronger and more heat resistant grade 5 threaded rod is made of medium carbon steel quenched and tempered. It is also quenched and tempered at 800 f leading to its strength.

Our grade 8 threaded rods vary in length from 10 to 52 depending on the diameter of the rod. All america threaded products will dual certify to astm a354 bd and sae j429 grade 8. Astm a354 is the classification for grade 8 threaded rod made of high strength steel. Grade b8 threaded rods meet the pressure and temperature requirements of astm a193 and are often used to secure pressure tanks valves and flanges.

Sae threaded rods do not require permanent grade markings on the ends of the rods like many astm specifications do. For technical drawings and 3 d models click on a part number. The grade 8 material from aatp is 100 percent domestically melted and. 18 8 stainless steel threaded rods grade b8.

All america threaded products will dual certify to astm a354 bd and sae j429 grade 8. Black oxide steel threaded rods have a dark surface color and are corrosion resistant in dry environments. The most common steel threaded rod classified as astm a307 is grade 2 threaded rod made from low carbon steel.