kunshan van stone flange flange serration process standard

Thermowells & Protection Tubes

Type of material standard; customer name and heat or tag number if required. Flanges Made in accordance with ANSI B16.5. Raised face is serrated 125/250 RMS STD Welding Full penetration welds are standard on 300 lb. and up * Pending availability, NPSM instrument connection may be substituted for NPT. Process Connection

The 13 Types of Flanges for Piping Explained ...

 · Expander flanges are a cheaper (and lighter) solution compared to the combination of a buttweld reducer and a standard flange (which is the standard solution for pipe bore increases above 2 sizes). The most common materials for expanding flanges are A105 (high-temp. carbon steel), A350 (LTCS) and ASTM A182 (stainless steel and above).

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braden head flange,China braden head flange Manufacturers ...

1.high performance hex flange head screw. 2.different surface finish is available Hex Head Flange ScrewMaterial by steelDimension according to standard or customs designMetric and SAE size is availableDifferent head type is availableDifferent surface finish is …

Ss vanstone flanges" Keyword Found Websites Listing ...

Steel pipe van stone flange, steel pipe van stone flange . Alibaba DA: 15 PA: 42 MOZ Rank: 69. Metal Handrail Floor Stainless Steel Van Stone Insulation Kit Ansi B16.5 Welding Slip On Flange Iterm Welding Neck Flange,Plate Flange,Slip on flange,Blind Flange,Threaded Flange,Socket Welding Flange Standard ANSI ANSI B16.5 ASME B16.47 series A/B DIN DIN GOST GOST 12820-80/ …

(PDF) Piping Handbook (7th Edition) | Sandi Subakti ...

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Tn-38 Bolt Torque Flanged Joints | Screw | Deformation ...

The flange adapter has a nominal flange face OD (hub OD) equal to the diameter of the standard raised-face Class 150 dimension for raised-face steel flanges (ASME B16.5 & B16.47). The flange face thickness typically is at least 1.25 times the nominal pipe wall thickness, and usually not thicker than 1.5 times the pipe wall thickness.

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TP

heavy duty, flange, socket weld, and Van Stone models. Standard thermowells are stepped to 1/2" OD, except for 2-1/2" insertion. Straight shank models are also avail - able. The standard process connection sizes are 1/2-14 NPT and 3/4-14 NPT, with other sizes available. Mate-rials of construction include 316L stainless steel (stan-

Blind Flange Dimensions

Blind Flange Dimensions – Class 150 to Class 2500. Blind flange dimensions are covered in ASME B16.5 – which covers Pipe Flanges and Flanged Fittings for size NPS ½" to 24" for above NPS 26" to 60" it should be as per ASME B16.47.

PVC & CPVC INJECTION MOLDED CLASS 150 FLANGES

All injection molded flanges are produced from either PVC or CPVC materials approved for potable water use by the National Sani tation Foundation (NSF®). Glass-filled PVC or CPVC materials may be used in certain Van Stone Style flange rings and large diameter Blind flanges where additional reinforcement is deemed necessary. Conformance Standards

Flange Face Finish, Stock Finish, Spiral Serrated finish ...

The ASME B16.5 code requires that the flange face (raised face and flat face) has a specific roughness to ensure that this surface be compatible with the gasket and provide a high quality seal. A serrated finish, either concentric or spiral, is required with 30 to 55 grooves per inch and a resultant roughness between 125 and 500 micro inches.

(PDF) Bolt Torque For Polyethylene Flanged Joints LAP ...

The flange adapter has a nominal flange face OD (hub OD) equal to the diameter of the standard raised-face Class 150 dimension for raised-face steel flanges (ASME B16.5 & B16.47). The flange face thickness typically is at least 1.25 times the nominal pipe wall thickness, and usually not thicker than 1.5 times the pipe wall thickness.

Flange Bolt Torque Sequence and Torque Table

For easy handling, bolt numbering shall be done clockwise around the flange with the following sequence. The table below shows torque sequence for flanges with 4 to 32 bolts. Number of Bolt / Stud. Bolt Tightening Sequence to Follow. 4 bolt Flange. 1,3,2,4. 8 bolt Flange. 1,5,3,7,2,6,4,8. 12 bolt Flange.

Stub Ends

The Lap Joint Flange, which is a ring backing Flange and it is very similar in geometry to the Slip-on Flange This type of flanged connection was also referred to as "Van Stone" or "Vanstone flare laps", however this is an historic terminology and very rarely used technically or commercially.

How to order a Stub End

If carefully consideration is given to Process Design condition, the service and the final application, then a Lap Joint Flange mechanical connection are a valid and cheaper method for installing piping systems compared to the use of standard flanges. How to order a Stub End. The following information shall be provided to order a stub end: NPS ...

Pipefitter > Pipefitter Books > IPT''s Pipe Trades Handbook

IPT''s Pipe Trades Handbook and Manual – Setting the Standard Updated in 2006, IPT''s Pipe Trades Handbook and Training Manual combine all the essentials of other reference books, plus so much more. Topics include pipe and tube data, valves, fittings, flanges and gaskets, offsets and calculations—the answers to all your questions.

Stubend geometry

The Lap Joint Flange, which is a ring backing Flange and it is very similar in geometry to the Slip-on Flange. Stub ends are mechanical joints that comprises of two components. This type of flanged connection was also referred to as "Van Stone" or "Vanstone flare laps", however this is an historic terminology and very rarely used ...

Stub end, Lap joint stub end, Lap joints, Vanstone Flared laps

The Lap Joint Flange, which is a ring backing Flange and it is very similar in geometry to the Slip-on Flange. Stub ends are mechanical joints that comprises of two components. This type of flanged connection was also referred to as "Van Stone" or "Vanstone flare laps", however this is an historic terminology and very rarely used ...

Design and Selection of Gaskets & Flanges PDF | Materials ...

Design and selection of gaskets & Flanges.pdf - Free download as PDF File (.pdf), Text File (.txt) or read online for free.

STANDARD SPECIFICATION FOR SEAMLESS FITTINGS AND …

4.7 Type, face and finish of flanges shall be as specified in purchase requisition. The interpretation of range of face finish shall be as follows: Serrated Finish/125 AARH : Serration with 125 to 250µ in AARH. 63 AARH : 32 to 63µ in AARH. 4.8 Flanges and fittings manufactured from bar stock are not acceptable.

Steel Flanges Facing Type and Facing Finish, ANSI B16.5 ...

[email protected], Jinan Hyupshin Flanges Co., Ltd tell you the standard flanges facing type and facing finish, STOCK finish, Spiral Serrated and Phonographic finish, Concentric Serrated Finish, Smooth finish, ANSI ASME ASA B16.5 Flanges, JIS B2220 Flanges, BS4504 Flanges, DIN EN1092-1 Flanges, UNI Flanges, SANS 1123 Flanges, GOST12820-80 Flanges, GOST12821-80 Flanges, GOST33259-2015 Flanges ...

american valve p820vs-12 flange, van stone, schedule 80 ...

american valve p820vs-12 flange, van stone, schedule 80, 12", pvc. Item Number: B921659. Manufacturer Part ID: P820VS-12. Manufacturer: American Valve Inc.

SS 904L Flanges Suppliers | UNS N08904 Flange Manufacturers

 · SS 904L Lap Joint Flange– Also known as Van Stone Flange. Lap Joint Flange consists of a two components, one is stub end and another is flange itself. The stub is slipped or inserted over the pipe and welded to pipe, which helps in better alignment of position in conditions where non-alignment is an issue to be addressed.

API 574 Study Guide Flashcards | Quizlet

a. A point in the piping circuit where corrosion inhibitors are injected into the process stream. b. A point in the piping circuit where an anti foaming agent is injected into the process stream. c. A point where two process streams of differing composition are combined. d. A point in the process where water is injected to wash salts through.

05 fittings

 · Lap Joint (LJ) or Van Stone Flanges Lap joint flanges use a stub end that is welded to the pipe. A ring flange fits loosely around the stub end, permitting easy flange alignment and joint disassembly. This obviates the need to provide careful alignment of the bolt holes. A lap joint flange is shown in Figure 7.7.

Metal Pipe Flange

A lap joint flange is also knows as Van Stone Flange. This type of flange consists of both a stub end and a flange.The flange itself is not welded but rather the stub end is inserted / slips over the flange and is welded to pipe. This arrangement helps in flange alignment in …

SECTION 15XXX HIGH DENSITY POLYETHYLENE (HDPE) …

a. Flange Adapters shall meet the dimensional and material requirements of ASTM F 2880. b. Metallic back-up rings (Van-Stone style lap joint flanges), shall have a radius on the inside diameter of the bore so as to be compatible with HDPE Flanges. Back up rings shall have bolt pattern that will mate with AWWA C207 Class D (or B or E),

PVC Pipe Flanges | Products & Suppliers | Engineering360

Description: These are schedule 80 socket flanges.Schedule 80 is NSF listed, has a 140 deg F working temp, and is available in gray. For UV resistance of PVC pipe and fittings, paint with a white water based latex paint. They have a wide variety of uses in the chemical field and resistance,

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blank valve manufacturer/supplier, China blank valve manufacturer & factory list, find qualified Chinese blank valve manufacturers, suppliers, factories, exporters & wholesalers quickly on …

What is the main function of pipe flanges?

Pipe flanges allow disconnection of piping from equipment and removal of certain items within a pipeline, such as strainers, pumps and valves. In the case of screwed piping, flanges (or screwed unions more commonly in screwed piping), the flange/u...

Welded and flanged piping Flashcards | Quizlet

The fabrication process for preparing a welded joint is. Measure Mark Cut Ream Bevel Fit up Tack. ... Lap joint/van stone Blind. Standard weld neck flanges are. End-welded to bevelled pipe on the tall hub in the Centre of the flange. Slip-on flanges are installed by.

din 2636 pn63 flange,China din 2636 pn63 flange ...

 · Flange face with serration Hex Flange Nut can be supplied by us. Also we can made ordinary plain nut.Both low carbon steel and stainless steel material are availble.DIN6923, IFI D21, JIS1190, ANSISize: M6, M8, M10, M12, M14Finish treatment can be done as customer''s requirement. DIN 934 Hex Flange Nut

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Flanges

 · Used commonly on Cast Iron Flanges and as mating Flanges to pumps and valves in low pressure applications. 3.0 Lap joint ( Van Stone Flange) and Ring Joint type face types: They are the other two types. Lap Joint: Similar face face area design to that of Raised Face Flange, but differs in that the stub end makes up the seating face.