New Delivery for ASTM A490 A490M Heavy Hex Structural Bolt to Pakistan Importers

ASTM A490 A490M Heavy Hex Structural Bolts The bolts are intended for use in structural connections. These connections are covered under the requirements of the Specification for Structural Joints Using ASTM A490 Bolts, approved by the Research Council on Structural Connections, endorsed by the American Institute of Steel Construction and by the Industrial Fastener Institute.   Dimension: ASME B18.2.6, ASME/ANSI B18.2.3.7M Inch Size: 1/2"-1.1/2" with various length Metric Size: M12-M36 with various length Grade: ASTM A490 A490M Type-1 Finish: Black Oxide, Zinc Plating, Dacromet, and so on Packing: Bulk about 25 kgs each carton, 36 cartons each pallet Advantage: High Quality and Strict Quality Control, Competitive price,Timely delivery; Technical support, Supply Test Reports Please feel free to contact us for more details.

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    Glenair GroundControl™ Earth Bond System

    Glenair’s GroundControl™ Earth Bond System is the quickest, easiest, most cost effective solution to installing and maintaining grounding connections on steel plate and sheet metal. The GroundControl™ Earth Bond consists of two precision machined components: a stainless steel conical dowell and an electro tin plated copper bush.

    The Glenair Earth Bonding system was first introduced to the Rail and Mass Transit industry for creating a secure electrical grounding system permitting passage of high current in case of electrical short circuit. The method of achieving electrical connection requiring no heat, cleaning or impact. Only a drilled hole to the required diameter and connection using a light-weight, hand hydraulic setting tool. The first requirements were for electrical grounding to steel or stainless steel materials followed by the need for grounding connections to aluminium. For steel the interface between the earth bond and grounding plate is via a tin plated copper bush and where aluminium is used the bush is manufactured from nickel-plated aluminium. As the requirement for weight reduction continues to grow and carbon fibre materials replace steel and aluminium the need to secure grounding remains paramount.

    https://www.glenair.com/earthbonds/