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Industrial Fittings Standard

MSS   Industrial parts standards

Serial number

Standard

Standard name

1

MSS SP-6-2013

Pipe flange and valve and pipe end flanges standard contact surface accuracy

2

MSS SP-9-2013

Bronze, iron and steel flange orifice plane

3

MSS SP-25-2013

Valves, fittings, flanges and fittings - Standard marking method

4

MSS SP-42-2013

150 pounds of class (PN20), the flange end and butt corrosion-resistant gate valve, globe valve, angle valve and check valve

5

MSS SP-44-2013

Steel pipe flange

6

MSS SP-45--2003

Bypass and drain links

7

MSS SP-51-2012

Lightweight, 150-pound, corrosion-resistant, cast flange and flange fitting

8

MSS SP-53-2012

Valves, flanges, pipe fittings and other pipe fittings with quality standards - magnetic particle inspection method

9

MSS SP-54-2012

Valves, flanges, fittings and other plumbing components - Quality standards - Radiographic test methods

10

MSS SP-55-2011

Quality standards for castings for valves, flanges, fittings and other plumbing components - Visual inspection of standard defect assessment

11

MSS SP-61-2013

Steel valve pressure test

12

MSS SP-65-2012

High-pressure flanges and thread spools with rust-coated glass

13

MSS SP-67-2011

Butterfly valve

14

MSS SP-68-2011

Eccentric structure of the high-pressure butterfly valve

15

MSS SP-70-2011

Flange end and threaded end cast iron gate valve

16

MSS SP-71-2011

Flange and thread end open gray cast iron check valve

17

MSS SP-72-2010

Flange or Butt Weld Common Ball Valve

18

MSS SP-78-2011

Flange end and thread end cast iron plug valve

19

MSS SP-79-2009

Socket welding shrinking connector

20

MSS SP-80-2013

Bronze gate valve, globe valve, angle valve and check valve

21

MSS SP-81-2013

Flanged stainless steel knife gate valve without cover

22

MSS SP-82-1992

Valve pressure test method

23

MSS SP-83-2006

3000 pounds socket welding and threaded pipe joints

24

MSS SP-85-2011

Flange end and threaded gray cast iron globe valve and angle valve

25

MSS SP-86-2014

Valves, Flanges, Fittings, and Drives Standard quasi-metric units

26

MSS SP-88-2015

Diaphragm valve

27

MSS SP-91-2009

Valve Manual Operation Guide

28

MSS SP-92-2012

MSS Valve User's Guide

29

MSS SP-93-2014

Valves, flanges, fittings and other plumbing accessories and steel pipe fittings quality standards - liquid penetration test methods

30

MSS SP-94-2015

Valves, flanges, fittings and other pipe fittings ferritic, ferrite cast steel quality standards - ultrasonic testing methods

31

MSS SP-98-2015

Internal protective coating for valves, hydrants and fittings

32

MSS SP-100-2015

Nuclear diaphragm with diaphragm flexible membrane identification requirements

33

MSS SP-108-2015

Elastically sealed iron eccentric plunger valve

34

MSS SP-117-2011

Bellows and gate valve bellows seals

35

MSS SP-118-2007

Flange ends, flangeless ends, threaded ends and welded ends Compact steel stop valves and check valves (for chemical and petroleum refining)

36

MSS SP-120-2011

Design requirements for flexible graphite packing systems for lifting valves (rod) steel valves

37

MSS SP-121-2006

Test methods for identification of valve stem packing of lifting stem (open rod) steel valve

38

MSS SP-125-2010

Spring loaded center-oriented gray cast iron ductile iron check valve

39

MSS SP-126-2013

Spring loaded center oriented steel line check valve

40

MSS SP-128-2012

Ductile iron gate valve

41

MSS SP-134-2012

Valve body cover extended low temperature valve

42

MSS SP-135-2016

High-pressure steel knife valve

43

MSS SP-136-2014

Ductile iron swing check valve

44

MSS SP-101-1989

Part of the rotary valve actuator link flange and drive size and operating characteristics

45

MSS SP-102-1989

Multi-turn valve drive link flange and drive size and operating characteristics