Factory directly supply ASTM A449 Hex Cap Screws for Yemen Importers

ASTM A449 Hex Cap Screws Hex Bolts Standard: ASME B18.2.1 unless otherwise specified (Various types of configuration are also available) Thread Size: 1/4”-3” with various lengths Grade: ASTM A449 Type-1 Finish: Black Oxide, Zinc Plated, Dacromet, Hot Dip Galvanized, PTFE 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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    AFUL Machines Presentation

    Know more at www.afulmachines.com

    Machines for the production of self-supporting roof system
    Compared to traditional roof cladding the self-supporting metallic cladding is an innovative and unusual system.
    It is composed of profiled steel sheets joined to each other, with special bolts, fitted with steel and rubber washers. These sheets are fixed to the supporting structure through a steel saddle that fits snugly into the sheet profile, creating a hinged bracket.
    This system was developed in order to get an isostatic structure.
    The sheeting works as a metallic shell with a complex configuration, keeping simultaneously structural and coating structures.
    By its geometric shape and steel, it manages to achieve a high resistance, which allows to win over spans with 30 meters without any need of a resistant support.
    Profile AFUL 950 is produced from sheet steel with the same characteristics as SABS 1431 JR 300W steel, as noted below. The galvanizing is 40 microns (275 g/m2) thick on both sides of the sheet. A final coat of hardened rein (epoxy) is applied, 25 and 10 microns thick on the exterior and interior faces respectively.