FLANGED SERIES Y-STRAINERS
Open the catalog to page 1IRON PIPE FLANGED Y-STRAINERS FEATURES • Iron strainers are complete with Flat Face (Series 125YF) or Raised Face (Series 250YF) flanges in accordance with ASME B16.1. • Strainer body meets applicable ASME Standard. • One piece cast body. • Strainers equipped with bolted cover flange that utilize a flat gasket seal. • Low pressure drop. • Upper and lower machined seats. • 304 SS perforated screens are standard. • Drain/Blow-off connection furnished with plug as standard. • Generous screen area and properly proportioned straining chamber to minimize initial pressure drop while maximizing time...
Open the catalog to page 2Engineering Data Screen Openings for Y-Strainers PURPOSE If the basket strainer is being used for protection rather than direct filtration, Apollo’s standard screens will suffice in most applications. SERVICE With services that require extremely sturdy screens, such as high pressure/ temperature applications or services with high viscosities, Apollo® recommends that perforated screens without mesh liners be used. If mesh is required to obtain a certain level of filtration, then Apollo recommends a trapped perf./mesh/perf. combination. FILTRATION LEVEL When choosing a perf. or a mesh/perf. combination...
Open the catalog to page 3Engineering Data Y-Strainer Pressure Drop – Liquids Figure 1 Y-STRAINER PRESSURE DROP - (SIZES 2" - 16") Notes: 1. Pressure drop curves are based on water flow with standard screens. 2. See next page for correction factors to be used with other fluids and/or screen openings. The following optional features are available for most Apollo Y-Strainers. Please consult factory if required feature not shown. F e a t u re Screen openings Screen materials Screen construction Gaskets Special body materials Special coatings Silicon free contamination Canadian Registration (CRN) F E ATURES & AVA I L A B...
Open the catalog to page 4FOR NON-STANDARD AND MESH LINED SCREENS *Multiply values obtained from figure 1 thru 4 by the appropriate values shown below Size Range Engineering Data Screen Correction Factor Chart SCREEN OPENINGS P e rforated Plate M e s h l i n e d s t a n d a rd s c re e n s % S c re e n M a t e r i a l O p e n A re a % S c re e n M a t e r i a l O p e n A re a 60% 50% 40% 30% 20% 50% 40% 30% 0.65 0.8 1 1.4 2.15 1.05 1.05 1.2 Notes: 1. See page 3 for % Open Area’s of Apollo inventoried perforated plate. 2. Standard screens for sizes 2” and larger is approximately a 40% open area screen media. 3. All mesh...
Open the catalog to page 5Engineering Data Y-Strainer Pressure Drop – Saturated Steam SIZES 2" - 16" Notes: 1. Pressure drop curve is based on saturated steam flow with standard screens. See page 5 for correction factors to be used with other screen openings. 2. Chart can be used for air and gas by using the following formula: Equivalent Steam Flow, lbs./hr. Temperature, °F. Specific gravity (s.g. = 1 for air.) Pressure Drop, psid Outlet Pressure EXAMPLE Service: Pressure: Steam Flow: Size: Saturated Steam Flow 400 psig 90,000 Lbs/hr 8" • Locate steam flow. • Follow horizontal line to required pressure. • Follow vertical...
Open the catalog to page 6Check List and Suggested Specifications STRAINER CHECK LIST When selecting a strainer, please take the factors listed below into account. This will assist us when recommending a strainer to suit your specific requirements. Please photocopy this page and fill out the pertinent information. SUGGESTED SPECIFICATIONS The strainer shall be a Y-Type and have (size) inlet/outlet connections. The end connections shall be flanged and the body shall be complete with a bolted cover assembly. 4. Viscosity of fluid The strainer shall be suitable for 5. Fluid working pressure Maximum pressure PSIG operating...
Open the catalog to page 7Installation and Maintenance Instructions 1.0 STRAINER INSTALLATION INSTRUCTIONS A. Ensure all machined surfaces are free of defects and that the inside of the strainer is free of foreign objects. B. For horizontal pipelines, the strainer should be installed so that the drain connection is pointed downwards. C. For flanged end strainers, the flange bolting should be tightened gradually in a back and forth clockwise motion. D. Once installed, increase line pressure gradually and check for leakage around joints. E. If the strainer is supplied with a start-up screen, monitor pressure drop carefully....
Open the catalog to page 8F. Clean and inspect gasket surface of body. If gasket surface of cover or body is damaged, the damaged component must be replaced. G. Push clean screen into position in body. H. Position new gasket in place on body. Installation and Maintenance Instructions (continued) I. Line up screen and put cover in place on body. J. Be sure gasket, bolt holes, and screen are properly aligned. K. Put in bolts and nuts as required L. Tighten bolts, using “star” pattern to prevent damaging parts. Alternate tightening 180° apart. Tighten bolts sufficiently to stop leakage under test and service conditions....
Open the catalog to page 9Apollo Flanged Y-Strainer Order Schematic XXX Y - XXX MODEL 125Y (Flat Face) 250Y (Raised Face) VALVE TYPE CONNECTION/ SIZE Flanged 2" Flanged 2.5" Flanged 3" Flanged 4" Flanged 5" Flanged 6" Flanged 8" Flanged 10" Flanged 12" Flanged 14" Flanged 16" 20 Mesh 40 Mesh 60 Mesh 80 Mesh 100 Mesh .045 Perf .062 Perf .125 Perf .250 Perf Notes: *All mesh screens are reinforced with a perforated liner. 2" - 3": .045 Perf 4" - Larger: .125 Perf Standard No Coating Epoxy Coating, FDA Approved
Open the catalog to page 10Terms and Conditions Terms and Condition of Sale Payment: 2% 10th prox. Net 30 days. All prices F.O.B. Matthews, N.C., or Pageland, S.C., with freight allowed on shipments of 750 pounds or $4,000 net and over to all shipping points within the United States excluding Alaska and Hawaii. No freight allowed on Air Freight or Parcel Post shipments. Claims for shortages must be made within 10 days of receipt of material. Our responsibility ends when a receipt is furnished us by the carrier. No Invoice Rendered For Less Than $50.00. No freight will be allowed on Air Freight, Air Express, Parcel Post...
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