spectacle blind flanges ugsteelmill
Aug 24, 2020 · If the spade is put in between the flanges, it stops the fluids passage; 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. ASME B16.48 Figure-8 Blank Spectacle Blind RF/FFSep 25, 2019 · Technical drawing for the figure-8 blank (spectacle blind flange) in accordance with ASME B16.48, with raised face. The RF dimensions shall be furnished in accordance with ASME B16.5. The height of the raised face shall be in addition to the thickness T. For Class 150 & 300, the height of RF shall be 2 mm; for Class 600, 900, 1500 & 2500, the height of RF shall be 7 mm.
The ASME B16.48 Spectacle Blind Flange is available across different markets in sizes NPS 1/2 through NPS 24, whereas the pressure class rating of ASME B16.48 is as follows i.e. 150, 300, 600, 900, 1500, and 2500. A Stainless Steel Spectacle Blind Flange is a safety device that can be used to isolate a section of line or piece of equipment. Similar to any flanges a spectacle blind flange is used when ASME B16.5 Spectacle Blind Flanges DNV approved ASME B16.5 Spectacle Blind Flanges are manufactured using superior grade of steel like Carbon Steel, Alloy Steel, Stainless Steel 201/202, 304/304L, 310S, 316/316L, 317L, 321/321H, 347/347H, 904L. These Flanges are most durable and manufactures to fit in different size of Pipes. Details about Spectacle Blind and Spacers What Is Piping
- 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 caSpectacle Blind Flanges, Stainless Steel Spectacle Blind Carbon Steel Spectacle Blind Flanges:ASTM / ASME A/SA 105 ASTM / ASME A 350 , ASTM A 181 LF 2 / A516 Gr.70 A36, A694 F42, F46, F52, F60, F65, F70:Alloy Steel Spectacle Blind Flanges:ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91:Duplex Steel Spectacle Blind Flanges:
Spectacle Blinds should be made from a plate or forging specification, approved for use by ASME B31.3, of essentially the same chemical composition as the mating flanges and piping involved. Spectacle Blinds ASME B16.48 may be used for installation between ASME B16.5 flanges Spectacle Blind Flange - China piping solution supplier Sep 24, 2019 · Spectacle blind flanges are forged products used to blind pipelines (temporarily or permanently). These devices are cost-effective alternatives to isolation valves. A spectacle blind combines, in one single product, a flange spade and a ring spacer. Spectacle blinds are available in standard sizes up to 24 inches and in forged material grades like ASTM A105 (high-temperature Spectacle Blind Flange, Stainless Steel Spectacle Blind Materials used in Manufacturing of Spectacle Blind Flange includes Stainless Steel (SS), Hastelloy, Monel, Inconel, iun, Duplex Steel, Nickel Alloy, Super Duplex Steel, Incoloy, Alloy 20, 254 SMO, Copper Nickel, Carbon Steel (CS), Alloy Steel, Aluminium, Bronze, Mild Steel (MS), Brass.
We are exporting Spectacle Blind Flanges to more than 40 countries like UAE, EGYPT, TURKEY, uae, saudi arabia, qatar, oman, malaysia, sinagapore, indonesia, sudan, israel, south africa, kenya, Malaysia, Iran, Iraq, Saudi Arabia, Bahrain, Qatar, yemen, Kuwait, Argentina, Palestin, Algeria, Italy, Tunisia, Oman, Mauritania, USA, Bangladesh, Lebanon, Canada, Vietnam, INDIA, Sudan, Syria, Morocco, Spectacle Blind, Flange Spade, Ring Spacer (ASME B16.48 Sep 20, 2017 · A spectacle blind combines, in one single product, a flange spade and a ring spacer. Flange spades and ring spacers, as separate products, are used when the rotation of a spectacle blind would be difficult due to space constraints. ASME B16.48 covers the dimensions and specifications of these isolation devices. Spectacle Flanges and Blinds - Flow ControlOptions and Special Features Materials. Although 's standard Spectacle Flanges and Blinds are Stainless and Carbon Steel, has a full range of material selections.. Dimensions and Specifications. offers standard dimensions for its Spectacle Flanges and Blinds, as given on the catalog sheet.Please note, however, that 's fabricated products are made to each customer's unique
connected to both flanges, where you cannot simply drop a standard blind flange in, because the flanges cannot be pulled apart far enough to drop in the blind flange. In this case, the open side of the spectacle is used (with a gasket on each side) when the customer wants the piping sections connected and operating normally.ASME B16.48 A182 F316 Spectacle Blind Flange Ring Type Aug 26, 2020 · Spectacle Blind Flange is usually used on the oil line with two different functions:If the spacer is put in between the flanges, the passage of the fluid is allowed. The Spectacle Blind is inserted between two flanges:in order to guarantee a perfect waterlight two gaskets are normally mounted , one on each side of spectacle blind. Technical drawing for the female ring-joint facing (F/RTJ) figure-8 blank (spectacle blind flange)