Industrial Rivet & Fastener Co., Inc.

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Grade Markings For Steel Bolts And Screws

Product ID: P06

Grade Markings For Steel Bolts And Screws


Specifications:
  • ASTM-A354 grade BB:
    • Material: low alloy steel, steel, quenched & tempered
    • Bolt and screw size (in.): up to 2-1/2", over 2-1/2" to 4"
    • Proof load (psi): 80,000
    • Tensile strength min. (psi): 105,000

Main Products:
rivet and fastener, the fastener line includes screws, nuts, bolts, washers, studs, pins, sem - screws, anchors, bits, and more

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