Sep 25,2019·ASME B16.48 figure-8 blanks (spectacle blind flanges) with male ring-joint facing (M/RTJ) technical drawing,dimensions and weights,Class 150,300,600,900,1500,2500,and NPS 1/2 or results for this questionWhat is a 8 line blind?What is a 8 line blind?Spectacle Blind / 8 Blind / Line Blanks.An '8 blind' or a 'spectacle blind' is a piping fitting that is used for providing positive isolation.It consists of a pair of metal discs attached to each other as shown in the figure.8 Blind or Spectacle Blind - EnggCyclopedia
Aug 12,2011·Spectacle Blind / 8 Blind / Line Blanks.An '8 blind' or a 'spectacle blind' is a piping fitting that is used for providing positive isolation.It consists of a pair of metal discs attached to each other as shown in the figure.They are also known as ' line blanks ',since they are used to blank a line.These metal discs are cut to fit between
ASME B16.48 Stainless Steel Spectacle Blind Flange also known as a figure-8 blind is generally a piece of metal that is cut to fit between two gaskets and usually sandwiched between two pipe flange.A ANSI B16.48 Blind Spectacle Flange is often made from two metal discs that are attached to each other by a small section of steel.ASME B16.48 spectacle blind Flange,Figure 8 Flanges,A182 spectacle blind Flange ,also known as figure 8 Flange which is combination of the two that can be rotated to function as Single Bind or a Ring Spacer.This kind of flange is generally a piece of metal than is cut to fit between two pipe flanges and usually sandwiched between two gaskets a spectacle blind is often made from two metal discs that are attached to each other by a small section of steel.Bleed - Drip - Vent Rings USA Industries,Inc.A bleed,vent,or drip ring can provide a beneficial way of draining piping,taking samples,attaching instruments or even bleeding of a valve.They can also be used with a valve and/or blind flange,which allows you to reduce and dispose of the pressure for your valve before you remove the flange.USA Industries' bleed rings can come in any
Bleed Rings.Bleed Ring; Line Blanks.Spectacle Blind/Figure 8 Blind; Paddle Blind; Paddle Spacer; Paddle Type Bleeder Blind; Flanges.Orifice; Weld Neck; Long Weld Neck; Reducing; Large Male and Female; Small Male and Female; Tongue and Groove; Plate; Split; Studding Outlet; Fittings.45° Lateral; 45° Reinforced Lateral; True Wye at 90° Lap Bleed Rings FlowellBleed Rings.Flowell Bleed Rings are designed for installation within the bold circle of raised face flanges.One ½ fnpt tap is provided in each ring.Standard material is carbon steel but other materials are available on request.While primarily used to bleed gas or liquid from a line,they may also be manufactured with a full flange Blinds Spacers ObrienironworksASME B-16.48 Standard.Spectacle Blinds,Spacers,Paddle Blinds (Pressure/Hydro Test),Slip Blinds (Isolation),Stainless Steel,Carbon,and Exotic Alloys.
What Is A Spectacle Blind and SpacerDesign Code and Standards For Spectacle BlindDefinition of Terms Used with Spectacle BlindUse of Spectacle Blind,Spades and SpacersConsiderations in Piping Material SpecificationFew Important ConsiderationsSpectacle blind and Spacers are a pressure-retaining device used in the piping/pipeline industry to temporarily or permanently blind (shut) or isolate part of the piping or pipeline system.1.A spectacle blind is a forged product and combination of a flange spade and a ring spacer in one single product.2.One end of the spectacle blind will have an opening that allows fluid flow through the pipe during operation and the other end is made solid to block flow during isolation or maintenance time.3.One can simply rSee more on whatispipingStrainers,Blinds, Bleed RingsVacuum Pumps Boosters Blowers Filtration Ovens Environmental Test Equipment Expansion Joints Strainers Blinds Static Mixers HVAC Industrial Figure 8 Spectacle Blinds FlowellFlowell Spectacle (Figure 8) Blinds thicknesses are in accordance with API 590 to assure that these units will withstand the temperature and pressure of an ANSI rated flange.Carbon steel units are available from stock.304 and 316 stainless steel units are also readily available.Other materials are available on request.Figure 8 or Spectacle Blinds USA Industries,Inc.USA Industries' Figure 8 or Spectacle Blinds are a single piece of machined metal and therefore eliminates the hassle of having seperate paddle blind and ring spacer sets.When a section of your pipe needs to be isolated from the rest for maintenance,a spectacle blind will make the process much easier! A Figure 8 blind is most often mounted in the open position with the pipe flow unubstructed so it will
We have more than 70,000 blinds available for rent,ranging from 1/2 to 60 from 150# to 2500# class paddle blinds and blind flanges.Hydro paddle blinds,isolation paddle blinds,spectacle blinds (figure 8s),vented paddle blinds,bleed rings and blind flanges,fully compliant with API 590 standards.Home Hendrix FabricationHendrix Fabrication specializes in Custom Designs and Customer Designed Units.We perform perform GTAW,FCAW,and SMAW welding.Call 713-466-6888.Images of figure 8 Spectacle Blind and Bleed Ring imagesSpectacle Blind/Figure 8 Blind Line Blank PFAMBleed Rings.Bleed Ring; Line Blanks.Spectacle Blind/Figure 8 Blind; Paddle Blind; Paddle Spacer; Paddle Type Bleeder Blind; Flanges.Orifice; Weld Neck; Long Weld Neck; Reducing; Large Male and Female; Small Male and Female; Tongue and Groove; Plate; Split; Studding Outlet; Fittings.45° Lateral; 45° Reinforced Lateral; True Wye at 90° Lap
Bleed rings provide a means to release pressure from the pipe through a controlled opening.Our product line includes Figure 8 Spectacle Blinds with or without ring type joints,Single Paddle Blinds and Spacers,Paddle Type Orifice Plates as well as a complete line of Bleed Rings.Also available in Ring Type Joint design.Available in:Line Blinds and Bleed Rings brochureLine Blinds and Bleed Rings WINSTON / ROYAL GUARD CORPORATION Line blinds are used to isolate a sec on of line between a valve and a vessel or other equipment,typically for maintenance or replacement.The Figure 8,or spectacle blind,is a one pieceMFG.LTD.BLEED RINGS - Keddco02.2014 BLEED RINGS Head Office P.O.Box 999,645 Keddco Street,Sarnia,Ontario N7T 7K6 Telephone (519) 336-2960 Fax (519) 344-3181 4120 - 78 Avenue,Edmonton,Alberta T6B 3M8 Telephone (780) 438-4944 Fax (780) 435-3917 Toll Free 1-800-661-3809
Known as Figure-8 Blind A metal ring and a solid disc Paddle Blind.The solid half of a Spectacle Blind Used to block flow and isolate the Spacer Ring.The open half of a Spectacle Blind Used in place of a Paddle Blind to Bleed Ring.Similar to a Spacer Ring a Bleed Ring is a ring section Vented Paddle Blind.Similar to a Paddle Paddle Blinds / Figure-8s - GMI GroupBlinds are used during line repairs,maintenance and turnarounds to indicate where a line is blanked off or open.At GMI we manufacture paddle blinds and figure-8s/spectacle blinds in carbon steel,stainless steel,chromes,and any specialty alloy.Blinds are offered in machine finish or mill finish.We manufacture custom orders,daily.Paddle Blinds Hendrix FabricationA paddle blind is essentially the solid half of a spectacle blind and is typically used in tighter spaces or areas with limited access.They are also lighter and will more often be used for piping with larger diameters.Hendrix Fabrications paddle blinds are available in sizes that range from 1/2 to 54 in diameter,with pressure
-Ensures safety avoids down time Single isolation w/Blinds and DBB w/Blinds do provide an increased level of safety if used and used properly but I fail to see how they avoid down time.-Shape of a spectacle blind (Figure 8) resembles with spectacles,one side is having full blind plate and other side is having ring.Right!Plate Products Luis Rodriguez Associates Specialty RF FIGURE 8 / SPECTACLE BLINDS RF BLEED RINGS / STAINLESS STEEL RF ORIFICE PLATES / SERRATED FINISH RTJ ORIFICE PLATES / STAINLESS STEEL Spectacle Blinds,Paddle Blinds, Paddle Spacers.RF 150# RF 300# RF 600# RF 900# RF 1500# RF 2500# Product Gallery RF 150# RF 300# RF 600# RF 900# RF 1500# RF 2500# Product Gallery.RF FIGURE 8 / SPECTACLE
SPECTACLE BLINDS.Figure 8 Spec or Swing Blind Raised Face Spec Blind.ISOLATION / HYDRO BLINDS.Paddle Pancake Skillet Raised Face Blind Test Blind.BLEED RINGS / DRIP RINGS.Ring Type Joint RTJ Bleed Ring.SPACER RING.Flange Spacer Piping Spacer Pipe Spacer.VENT BLINDS.Vent Drain Blind.Special Flanges - Spectacle Blinds,Spades and Ring-SpacersDimensions from Spectacle Blinds,Spades and Ring Spacers,you will find in the main Menu Flanges ASME B16.48 covers pressure-temperature ratings,materials,dimensions,dimensional tolerances,marking,and testing for operating line blanks in sizes NPS 1/2 - NPS 24 for installation between ASME B16.5 flanges in the 150,300,600,900,1500 Spectacle Blind Flange Manufacturer,Stainless Steel Figure The Spectacle Blind flange ansi b16.5 is also known as figure-8 blind flange.The Pn16 Spectacle Blind Flange is cut to fit between two pipe flanges.The Spectacle Blind flange 150 lbs is usually sandwiched between two gaskets.A Spectacle Blind Flange Jis 16k is often made from two metal discs,which are attached to each other with a small
Spectacle Blinds.Our company is one of the foremost Manufacturers and Suppliers of Spectacle Blinds in the market.Spectacle Blinds are important equipment as they are used to absolutely make sure that an item of particular equipment is properly blanked off.This is done to make sure that there is no leakage through the valve during maintenance.Spectacle Blind,Slip Blind and Spacers (Paddle Blank and This blind is a pressure-retaining plate with one solid end and one open end connected with a small nose piece (small tie bar).Now,look at the image of this blind.As it resembles a pair of eyeglasses or numeric number Eight,Spectacle blind is also known as a figure 8 blind and sometimes refer collectively as figure 8 spectacle blind.Spectacle Blinds Bleed Rings Winston/Royal Guard Paddle Blinds Spacers Bleed Rings - Drip Rings.Line blinds are used to isolate a section of line between a valve and a vessel or other equipment,typically for maintenance or replacement.The Figure 8 blind,or spectacle blind,is a one piece or welded assembly with a blank side and a spacer side.With this type of blind its location is easily recognized in the piping run and whether the line is open or
Spectacle Blinds.Figure 8Spec or Swing Blind Raised Face Spec Blind.A spectacle blind is a safety device used to isolate process piping or equipment when the line or equipment needs to be inspected or removed from service.It is different than a valve in that the spectacle blindSpectacle Blinds,Fig 8 Blinds - Flange BoilersCustom items usually 10-20 days.Also called Fig 8 blinds,Spectacle Blanks,Line Blinds.A Spectacle Blind is essentially a simplistic valve.It fits in the line between two flanges and is bolted in place.One side of the spectacle blind is open (spacer) and the other side of the spectacle blind is blanked (blind or spade).Spectacle,Line Paddle Blinds Spacers - Products The name spectacle blind or figure 8 is due to its shape.The spectacle blind has both an open and a closed position.The spectacle blind is sometimes sold split into its two parts,the line blank,and the ring spacer.Line Blanks By itself,the solid side of the spectacle blind is called a line blank,skillet blind,paddle blank,paddle blind,or spade.
Machined bleed rings (drip rings) Spectacle/ Figure 8 blinds Blanks (paddle blinds) and spacers (spacer rings) Miscellaneous pressure vessels Y (Wye) strainers (cast and fabricated) Tee strainers With over 25 years experience,we can help you determine the