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6 1/4 inch length Structural Bolts (ASME B18. 2.1)

Heavy Hex Structural bolts are designed for high-strength steel to steel structural connections. Dimensionally, hex structural bolts are covered by the ASME B18.2.6 standard, and the material specifications are now covered by ASTM F3125 which replaced ASTM A325 and A490. In metric use, structural bolts are covered by DIN 6914, DIN EN 14399-4, ISO 7412 and material Classes 8.8 and 10.9.

18 results, (click on any line for more information)

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
BHAMALHeavy Hex Structural Bolt (A325, A490, 10.9)SteelPlain1 1/2-6 x 6 1/41 1/2-6x6 1/4 a325 hvy hex bolt b18.2.1 b18.2.650
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BHAMALHeavy Hex Structural Bolt (A325, A490, 10.9)SteelGalvanized1-8 x 6 1/41-8x6 1/4 a325s hvy bolt full thread hdg b18.2.1 b18.2.62
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QFCTXHeavy Hex Structural Bolt (A325, A490, 10.9)SteelGalvanized1 1/4-7 x 6 1/41 1/4-7x6-1/4 hvy hex bolt a325 hdg 2 thread imp b18.2.1 b18.2.66
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QFCTXHeavy Hex Structural Bolt (A325, A490, 10.9)SteelPlain1 1/4-7 x 6 1/41 1/4-7x6-1/4 hvy hex bolt a325 type-3 b18.2.1 b18.2.651
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QFCTXHeavy Hex Structural Bolt (A325, A490, 10.9)SteelGalvanized5/8-11 x 6 1/45/8-11x6 1/4 hvy hex bolt a325 hdg b18.2.1 b18.2.65
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QFCTXHeavy Hex Structural Bolt (A325, A490, 10.9)Grade APlain1-8 x 6 1/41-8x6-1/4 heavy hex bolt f3125 grade a325-type-3 plain finish domestic b18.2.1 b18.2.648
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QFCTXHeavy Hex Structural Bolt (A325, A490, 10.9)Grade AGalvanized1 1/2-6 x 6 1/41-1/2-6x6-1/4 heavy hex bolt f3125 grade a325-type-1 hot dipped galvanized domestic b18.2.1 b18.2.65
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QFCTXHeavy Hex Structural Bolt (A325, A490, 10.9)Grade AGalvanized1 1/4-7 x 6 1/41-1/4-7x6-1/4 heavy hex bolt f3125 grade a325-type-1 hot dipped galvanized domestic b18.2.1 b18.2.624
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QFCTXHeavy Hex Structural Bolt (A325, A490, 10.9)Grade AGalvanized1 1/4-7 x 6 1/41-1/4-7x6-1/4 heavy hex bolt f3125 grade a325-type-1 hot dipped galvanized domestic b18.2.1 b18.2.6770
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QFCTXHeavy Hex Structural Bolt (A325, A490, 10.9)Grade AGalvanized1 1/4-7 x 6 1/41-1/4-7x6-1/4 heavy hex bolt 3 thread f3125 grade a325s-type-1 hot dipped galvanized 3/8 hole drilled-3/8 off end domestic b18.2.1 b18.2.623
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QFCTXHeavy Hex Structural Bolt (A325, A490, 10.9)SteelGalvanized1-8 x 6 1/41-8x6-1/4 hvy hex bolt a325 hdg b18.2.1 b18.2.6592
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QFCTXHeavy Hex Structural Bolt (A325, A490, 10.9)SteelGalvanized1 1/2 x 6 1/41-1/2x6-1/4 a325 hvy hex bolt 4 thread hdg domestic b18.2.1 b18.2.628
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QFCTXHeavy Hex Structural Bolt (A325, A490, 10.9)Grade AGalvanized1-8 x 6 1/41-8 x 6 heavy hex bolt 3-1/4 thread f3125 grade a325s-type-1 hot dipped galvanized domestic b18.2.1 b18.2.64
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Pac FasTXHeavy Hex Structural Bolt (A325, A490, 10.9)SteelGalvanized1 1/4-7 x 6 1/41-1/4-7 x 6-1/4 a325 (f3125) heavy hex structural bolt type-1 hdg usa/canada b18.2.1 b18.2.67
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THRDFASTOKHeavy Hex Structural Bolt (A325, A490, 10.9)SteelPlain1-8 x 6 1/4a325 type-3 structural b18.2.1 b18.2.6 domestic89
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THRDFASTOKHeavy Hex Structural Bolt (A325, A490, 10.9)SteelPlain1 1/2-6 x 6 1/4a325 type-3 structural b18.2.1 b18.2.6 domestic2
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THRDFASTALHeavy Hex Structural Bolt (A325, A490, 10.9)SteelPlain1 1/2-6 x 6 1/4a325 type-3 structural b18.2.1 b18.2.63
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THRDFASTALHeavy Hex Structural Bolt (A325, A490, 10.9)SteelPlain1 1/2-6 x 6 1/4a325 type-1 structural b18.2.1 b18.2.64
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