Rio-Carb-The Product.cdr

Stud Welding30% BETTER THAN COUNTERSUNK HOLESFlash welding at 1200amps for ½ a secondTest demonstrating thestrength of stud (M16)Finished stud witha nut and washerStuds positioned within2mm - for easy installing.Advantages are:1. Excellent strength.2. Smoother surface finish than inserts and Nib-Head Countersunk bolts.3. Easier to install.4. Easier to remove as rusted threads do not have to be flame-cut off.5. Studs can be placed with an accuracy of 2mm.6. Rust protected threads make assembly easy.7. Cheaper than holes, and no need to purchase Nib-Head bolts, washers and nuts.Disadvantages are:Studs can be damaged in transit. However, Rio-Carb will palletize liner plates such thatthey are not easily damaged during transporting.Stud-Welded Liner Plate GuidelinesFitting: Liners are marked on the Hard-faced Side with the same mark as the drawings.Nuts, and washers are supplied with the liners. Liners can also be permanently plasmaetched on the back, upon request.Tightening: Where it is not practical to "torque" each bolt, a typical 300 - 350mm longring-spanner pulled until "snug" is adequate. (There is a washer to prevent detaching).Protection: The threads are protected, which assists de-mounting, even years later,and this can also be done by one person only, on the outside of the chute.Breakages: Should a Stud break-off due to mishandling, or over-tightening, it may bere-welded with a Mild Steel Electrode 2.4mm or 3.2mm dia. (The Stud and the backingplate are both weldable mild steel.)SMOOTH SURFACERELIE FCRACKSHA RD CHROMIU M CARBID EOVERLAYDUCTIL E & WELDA BLE BACKPLATEQUALITY CONTROLLED FUSION ZONETel: 011 908 1014 • info@riocarb.co.za • www.riocarb.co.za13 Barium Street, Alrode, Gauteng, South Africa IN THE MINING INDUSTRY