backing ring

[′bak·iŋ ‚riŋ]

(engineering)

A strip of metal attached at a pipe joint at the root of a weld to prevent spatter and to ensure the integrity of the weld.

backing ring

A backing in the form of a ring, used during the welding of piping at butt joints.

References in periodicals archive ?

The spacing pegs located radially around the backing ring were removed before joint set-in.

Additionally, the weld itself is made to the backing ring contained within the sleeve.

Powder river basin line sets new standards for internal corrosion protection

The dust seal is affixed to the backing ring in this improved assembly, thereby allowing the hydraulic system to extract the entire assembly back from the rotor end.

Tilt-style dispersion mixer

Tenders are invited for Backing Ring For Ctrb Class E 6 Inch X 11 Inch Narrow Jaw To Rdso Drg.

Backing Ring For Ctrb

Material - Hss En - 19 For Punching The Station Code And Month And Year On The Surface Of Backing Ring After The Mounting Of Overlhauled Ctrb Bearing On Boxn Wheel As Per Directive Of Rdso Letter No.

A) Number Punch ( 0 - 9 ), Size - 20 Mm, Qty. 06 Sets ( Each Number Contains 6 Sets - 10 X 6 60 Nos ). B) Letter Punch ( Kgpw ), Size - 20 Mm - 06 Sets. ( Each Letter Contains 6 Sets - 4 X 6 24 Nos. )

Tenders are invited for Backing Ring Fitted Flanged And Non-Vented For Ctrb 6X11 Class - E To Nei Drg.

Backing ring (fitted flanged and non-vented) for ctrb (6x11) class -e to nei drg. no. pesd-6088, rev-b

Sealed Unit Along With Backing Ring End Cap, Locking Plate And 3 Cap Screws Duly Filled With Grease To Brenco Inc Drg.

Journal Bearing Assembly: Aar Approved Cartride Taper Roller

Tenders are invited for Felt Sealwith Backing Ring For Dust Guard 9.

Felt sealwith backing ring for(dust guard) 9.6 mm thick, felt material medium to is 1719-2000 drg.No. dl/ft-3/abr alt 1

Ft00051191-K15 02 4 Spring Plate Pt Ft00051191-K16 01 5 Backing Ring Pt.

Concentric valve kit for compressor make m/s ftil of wag-9 loco kit consists of 10 items 11 nos as per annex. given below: 1 valve ring pt. no. ft00051191-k13 01 2 valve plate pt no. ft00051191-k14 01

Seals include Nitrile O-rings with Teflon backing rings or several optional seal materials, including Ethylene-Propylene, Viton and Neoprene.

New couplings, valves from Holmbury

In service, installation takes place on the same backing rings used with the bronze.

Advantages of oil-less dust stops for mixers. (Process Machinery)

The fittings to be solvent welded bracketed to manufacturer~s recommendations and, at connecting points to the valves and items of plant, stub flanges are to be fitted complete with galvanised mild steel backing rings.