mss sp-97-2012

1、 MSS SP-97-2012 Integrally Reinforced Forged Branch Outlet Fittings – Socket Welding, Threaded, and Buttwelding Ends Standard Practice Developed and Approved by the Manufacturers Standardization Society of the Val

2、ve and Fittings Industry, Inc. 127 Park Street, NE Vienna, Virginia 22180-4602 Phone: (703) 281-6613 Fax: (703) 281-6671 E-mail: standards@mss-hq.org MSS ® www.mss-hq.org Copyright MSS Provided by IHS under li

3、cense with MSSNot for Resale No reproduction or networking permitted without license from IHS--`,,```,,,,````-`-`,,`,,`,`,,`---MSS STANDARD PRACTICE SP-97 ii TABLE OF CONTENTS SECTION PAGE 1 SCOPE .................

4、.................................................................................................................................... 1 2 SERVICE DESIGNATION ...........................................................

5、.......................................................... 1 3 SIZE ....................................................................................................................................................

6、..... 2 4 MARKING .............................................................................................................................................. 2 5 MATERIAL .......................................

7、...................................................................................................... 2 6 DESIGN AND DIMENSION ........................................................................................

8、.......................... 3 7 TESTS ..................................................................................................................................................... 3 TABLE 1 Correlation of Fit

9、tings Class with Schedule Number or Wall Designation of Run Pipe for Calculation of Ratings ............................................................................... 1 2 90° Branch Outlets – Buttwelding, U

10、.S. Customary Units ...................................................................... 4 3 90° Branch Outlets – Threaded, U.S. Customary Units ...............................................................

11、........... 5 4 90° Branch Outlets – Socket Welding, U.S. Customary Units ................................................................ 6 5 45° Branch Outlets – Buttwelding, U.S. Customary Units ....

12、.................................................................. 7 6 45° Branch Outlets – Threaded, U.S. Customary Units .......................................................................... 8 7 45°

13、 Branch Outlets – Socket Welding, U.S. Customary Units ................................................................ 9 A2 90° Branch Outlets – Buttwelding, SI (Metric) Units ..................................

14、......................................... 10 A3 90° Branch Outlets – Threaded, SI (Metric) Units ................................................................................ 11 A4 90° Branch Outlets – So

15、cket Welding, SI (Metric) Units ...................................................................... 12 A5 45° Branch Outlets – Buttwelding, SI (Metric) Units ..................................................

16、......................... 13 A6 45° Branch Outlets – Threaded, SI (Metric) Units ................................................................................ 14 A7 45° Branch Outlets – Socket Welding, SI

17、 (Metric) Units ...................................................................... 15 FIGURE 1 Fitting Consolidation Gap Allowance ................................................................................

18、..................... 2 ANNEX A SI (Metric) Tables A2 through A7 ......................................................................................................... 10 B Design Proof Test .....................

19、............................................................................................................. 16 C Referenced Standards and Applicable Dates .............................................................