WebSince our founding in 1959, Imperial Weld Ring Corp has positioned itself as a leader in the design and manufacture of precision metallic welding products. Imperial's backing rings, consumable inserts, weld test coupons, and machined rings are manufactured to the highest standards of quality, using modern, state-of-the-art technology. http://www.imperialweldringcorp.com/fabricated-orificed-backing-rings-steam-boiler.html

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WebSplice Rings, also called Backing or Chill Rings, allow fast alignment of pipe in the field. Splicers eliminate the need for tack welding while allowing complete weld penetration. … WebWelding & Soldering Equipment. Welding Accessories. Print Imperial Welding Ring ... Imperial Welding Ring. 12 in. Standard Weld Chill Ring. Part #CR12 Item #43675. Call for Pricing. Diameter: Packaging Info: Quantity Per Each: 1, Inner pack: 1; Quantity. Added to your cart. View Cart. How to get it: No Store Selected ... is an antigen test a pcr test

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WebOct 28, 2024 · Backing rings are used in welding to provide support for the root pass of a weld. They distribute the load of the weld bead evenly over the entire circumference of the pipe, preventing the root from becoming concave. Backing rings also help to prevent welding defects such as porosity and lack of fusion. Solid backing rings are made from … WebWeld & Chill Rings Product Details The Versa Steel Split Commerical Ring is designed to compenstae for nominal variations in pipe wall thickness. When inserted into the pipe, the ring can be closed at the split or have a … WebOct 1, 2003 · I understand that back rings could be used with a B-U4a weld and with proper root opening BUT, the contractor had already made several test pile splices (and drove the piles) with a 45 degree bevel, R=0, f=0, no backing ring, and no back gouging. The welds were inspected visually and with ultra-sound. The welds showed no discontinuities. olson\\u0027s honey