Class 8 square set screw

Grade 8.8 bolts belong to the din 933 grade 8.8 standard. this is a structural grade for bolts. this is a medium carbon steel bolt specification. these bolts are heat treated by quenched and tempered methods. navstar steel is a leading manufacturer and supplier of the grade 8.8 bolts …

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Figure b7. piping products. b7 stud bolt with grade 2h. heavy hex nuts assembled. www.fnw. features • • sold•in•individual•sets•or•box•quantities

Astm a193 grade b7 bolts and threaded studs are manufactured from a chromium-molybdenum steel and are quenched and tempered (heat treated) to develop the desired mechanical properties (strength). grade b7 is the most common grade of a193 bolts used in construction. b7 threaded studs and short, headed bolts are readily available in the marketplace.

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