may 26, 2016 in the metric world (a.k.a. iso) the most common bolts are marked with an 8.8, 10.9, or 12.9. if there are no head markings at all, they are most likely comparable to the sae grade 2. the 8.8 is comparable to the sae grade 5. the 10.9 is comparable to the sae grade 8. the 12.9 is comparable to the sae allen head.
fasteners, hex bolts as per din 931, din 933, din 912 in grades 8.8 , 10.9 , 12.9 ; hex nuts as per din 934 in grades 8, 10 , 12 ; biggest manufacturer of larger diameter hex bolt and fasteners in india, diameter range from m 20 to m 64 in din 931 / 933 / 912 in grades 8.8, 10.9, 12.9
newport fasteners 9/16 inch x 2 inch hex cap screw grade 9 zinc yellow plated steel (quantity 350 pcs) made in usa, 9/16 18 x 2 hex bolt/fine thread/partially threaded 1.375 inches of thread $571.97 $ 571 . 97 ($163.42/100 items)
alibaba offers 527 10.9 grade bolt suppliers, and 10.9 grade bolt manufacturers, distributors, factories, companies. there are 307 oem, 260 odm, 33 self patent. find high quality 10.9 grade bolt suppliers on alibaba.
manufacture of high tensile nuts grade 8 / class 8, high tensile nuts grade 9 / class 9, high tensile nuts grade 10 / class 10, high tensile nuts grade 12 / class 12 hexagon head bolts din 931 / iso 4014 / sabs 136 grade 8.8 / 9.8 / 10.9 / 12.9
"grade 12" is not a valid material condition or 'call out' to sae, astm, or asme specifications.grade 8 is the highest standard 'western' material condition ferrous alloy heat treated."lamalloy l 9" is a proprietary alloy steel material heat treated that is somewhat 'stronger' than grade 8.( 160m psi tensile vs 180m psi tensile)iso metric materials are class 12.9 (applies to hex socket head
m12 x 30mm 10.9 high tensile bolt, 8mm high tensile bolts, hexagon 10.9 high tensile bolts, metric class 10.9 hexagon head bolts dealers in india. these high tensile grade 10.9 bolts are delivered to a lot many industries and find usage in a broad range of applications.
our metric grade 10.9 bolts meet astm a324 grade bd and sae j429, grade 8 standards. the yield strength of the bolts is 940 and the tensile strength is 1040 mpa. u bolt it is a leading distributor and manufacturer of high quality metric grade 10.9 bolts.
hardware essentials 3/8 16 x 6 in. forged steel hot dipped galvanized eye bolt with hex nut in plain pattern (10 pack) model# 320810.0 $ 68 88 $ 68 88 .. screw or bolt will help make your project successful. read our guide .. plumbers putty nuts and bolts no head bolts 5/16 in bolts 3/4 x 4 lag bolt 3/8 6 inch lag bolts.
the higher the iso numbers are, the stronger the bolt. a metric bolt designated as iso class 6.8 roughly corresponds in strength to an sae grade 2 bolt. bolts of iso class 8.8 and the slightly stronger class 9.8 roughly correspond to an sae grade 5 bolt. an iso class 10.9 bolt roughly corresponds to an sae grade 8 bolt.