1、(These interpretations are not part of ASME 616.36-1996 and are included for information only. These interpretations apply to the 1988 and earlier editions and the requirements cited may be different in this Edition. Therefore, some replies may not be valid in regards to this Editon.) INTRODUCTION A
2、s a service to persons who use the B16 standards, the B16 Committee renders interpretations of the requirements upon request. The procedure for requesting an interpretation is described in the following paragraphs. The interpretations include all replies which have been approved by the B16 Main Comm
3、ittee in response to inquiries concerning interpretation of this Standard. An interpretation applies either to the Edition and Addenda in effect on the date of issuance of the interpretation or the Edition and Addenda stated in the interpretation. Subsequent revisions to this Standard may supersede
4、the interpretation. PROCEDURE FOR REQUESTING INTERPRETATIONS Upon request, the B16 Committee will render an interpretation of any requirement of this Standard. Interpretations can only be rendered in response to a written request, which should be addressed to: Secretary, B16 Main Committee The Ameri
5、can Society of Mechanical Engineers United Engineering Center 345 East 47th Street New York, NY 10017 The request for interpretation should be clear and unambiguous. It is further recommended that the (u) Subject. Cite the applicable paragraph number(s) and/or give a concise description of the subje
6、ct. (b) Question. Phrase the question as a request for an interpretation of a specific requirement suitable for general understanding and use, not as a request for an approval of a proprietary design or situation. The inquirer may also include any plans or drawings which are necessary to explain the
7、 question; however, they should not contain proprietary names or information. Requests which are not in this format may be rewritten in this format prior to being answered, which may inadvertently change the original intent of the request. ASME procedures provide for reconsideration of an interpreta
8、tion when or if additional information 1s available which the inquirer believes might affect the interpretation. Further, persons aggrieved by an interpretation may appeal to the cognizant ASME committee or subcommittee. ASME does not “approve,” “certify,” “rate,” or “endorse” any item, construction
9、, proprietary device, or activity. inquirer submit his request using the following format: 21 - STD*ASME BLb-3b INT-ENGL m 0757b70 05793LB TL7 m ASME 816.36 Interpretations No. 1 1-1 INTERPRETATIONS NO. 1 Replies to Technical Inquiries Issued from September 30,1988 Through December 31,1995 Interpret
10、ation: 1-1 Subject: Flange Facing Finish Date Issued: February 18, 1994 File: B 16-93-0 16 Question: According to B16.36-1988, may Class 600 flanges NPS 3 and smaller be furnished with a 0.06 in. raised face? Reply: Yes. See Note (3) to Table 1. 23 STD-ASME Blb-3b INT-ENGL D 0757b70 0577337 753 m AM
11、ERICAN NATIONAL STANDARDS FOR PIPING. PIPE FLANGES. FITTINGS. AND VALVES Scheme for the Identification of Piping Systems . .A13. 1.1996 Pipe Threads. General Purpose (Inch) . B1.20.1-1983(R1992) Dryseal Pipe Threads (Inch) B1.20.3-1976(R1991) Cast Iron Pipe Flanges and Flanged Fittings . .B16. 1.198
12、9 Malleable Iron Threaded Fittings . .B16. 3.1992 GraylronThreadedFittings . 4.1992 Pipe Flanges and Flanged Fittings (NPS /2 Through NPS 24) .B16. 5.1996 Factory-Made Wrought Steel Buttwelding Fittings .B16. 9.1993 Face-to-Face and End-to-End Dimensions of Valves . .B16.1 0.1992 Forged Fittings, So
13、cket-Welding and Threaded .B16.1 1.1991 Cast Iron Threaded Drainage Fittings .B16.1 2.1991 Ferrous Pipe Plugs, Bushings. and Locknuts with Pipe Threads . .B16.1 4-1991 Cast Bronze Threaded Fittings. Classes 125 and 250 . .B16.1 5-1985 Cast Copper Alloy Solder Joint Pressure Fittings .B16.1 8.1984 Me
14、tallic Gaskets for Pipe Flanges - Ring.Joint. Spiral.Wound, and Jacketed . .B16.2 0.1993 Nonmetallic Flat Gaskets for Pipe Flanges .B16.2 1.1992 Wrought Copper and Copper Alloy Solder Joint Pressure Fittings . .B16.2 2.1995 Cast Copper Alloy Solder Joint Drainage Fittings - DWV .B16.2 3.1992 Cast Co
15、pper Alloy Pipe Flanges and Flanged Fittings. Class 150. 300, 400, 600. 900. 1500, and 2500 .B16.2 4.1991 Buttwelding Ends .816.2 5.1992 Cast Copper Alloy Fittings for Flared Copper Tubes . .B16.2 6.1988 Wrought Steel Buttwelding Short Radius Elbows and Returns .B16.2 8.1994 Wrought Copper and Wroug
16、ht Copper Alloy Solder Joint Drainage Fittings - DWV .B16.2 9.1986 Cast Copper Alloy Solder Joint Fittings for Sovent Drainage Systems . .B16.3 2-1992 Manually Operated Metallic Gas Valves for Use in Gas Piping Systems Up to 125 psig (Sizes /2 Through 2) . ,816.33-1990 Valves - Flanged. Threaded. an
17、d Welding End. .B16.3 4.1996 OrificeFlanges 6-1996 Malleable Iron Threaded Pipe Unions. Classes 150. 250. and 300 ,816.39-1986 Manually Operated Thermoplastic Gas Shutoffs and Valves in Gas Distribution Systems .B16.4 0.1985 Functional Qualification Requirements for Power Operated Active Valve Assem
18、blies for Nuclear Power Plants .B16.4 1.1983(R1989) Ductile Iron Pipe Flanges and Flanged Fittings. Class 150 and 300 ,816.42-1987 Wrought Copper and Copper Alloy Solder Joint Fittings for Sovent Drainage Systems . .B16.4 3.1982 Manually Operated Metallic Gas Valves for Use in House Piping Systems .
19、 .B16.4 4.1995 Cast Iron Fittings for Sovent Drainage Systems .B16.4 5.1987 Large Diameter Steel Flanges (NPS 26 Through NPS 60) . ,816.47-1996 Power Piping 831. 1.1995 Fuel Gas Piping . 2-1968 Process Piping 3-1996 Liquid Transportation Systems for Hydrocarbons. Liquid Petroleum Gas, Anhydrous Ammo
20、nia, and Alcohols .B31. 4-1992 Refrigeration Piping . ,831.5-1992 Gas Transmission and Distribution Piping Systems . .B31. 8-1995 Building Services Piping . .B31. 9.1988 Slurry Transportation Piping Systems ,831.11-1989 ASME Guide for Gas Transmission and Distribution Piping Systems - 1986 (not an A
21、NSI Standard). Manual for Determining the Remaining Strength of Corroded Pipelines (not an ANSI Standard) B31G-1991 Welded and Seamless Wrought Steel Pipe B36.10M-1995 Stainless Steel Pipe .B36.19 “1985 Self-operated and Power-Operated Safety-Related Valves Functional Specification Standard .N278. 1
22、-1975(R1984) Large Metallic Valves for Gas Distribution (Manually Operated, NPS 21 . to 12. 125 psig Maximum) .B16.3 8.1985 The ASME Publications Catalog shows a complete list of all the Standards published by the Society . For a complimentary catalog. or the latest information about our publications. call 1-BOO-THE-ASME (1.800.843.27631 .
