Valves International

Useful Information

COMMON ABBREVIATIONS IN THE VALVE INDUSTRY
VALVE MATERIAL TEMPERATURE LIMITS
PRESSURE-TEMPERATURE RATINGS
MATERIAL COMPARISON FOR CAST AND FORGED STEEL PRODUCTS
BUTTWELDING END DETAILS
MATERIAL COMPOSITION
PIPE FLANGE DIMENSIONS


COMMON ABBREVIATIONS IN THE VALVE INDUSTRY
ORGANISATIONS/SOCIETIES
ANSIAmerican National Standards Institute APIAmerican Petroleum Institute
ASMEAmerican Society of Mechanical Engineers ASTMAmerican Society for Testing Materials
BSBritish Standards DINDeutsche Industrie - Normen
BVQIBureau Veritas Quality International ISOInternational Standards Organisation
VALVE MATERIALS
BrBronze A.I.All Iron
C.I.Cast Iron M.I.Malleable Iron
N.I.Nickel Iron D.I.Ductile Iron
C.S.Cast Steel/Carbon Steel F.S.Forged Steel
S.S.Stainless Steel PVCPolyvinyl Chloride
NNickel MMonel Metal
MoMolybdenum AlAluminium
CrChromium TefTeflon
13% CrType 410 Stainless Steel HFHard Face (Stellite Face)
OPERATING MECHANISMS
O.S. & YOutside Screw & Yoke N.R.S.Non Rising Stem
R.S.Rising Stem ..
END CONNECTIONS
F.E.Flanged Ends S.E.Screwed Ends
F.F.D.Flanged, Faced & Drilled B.W.Butt Welding Ends
S.W.Socket Welding Ends Scr.Screwed Ends
Flg.Flanged Ends S.J.Solder Ends


VALVE MATERIAL TEMPERATURE LIMITS
DEGREES F
VALVE BODY MATERIAL
MATERIALLOWERUPPER
Cast Iron-20410
Ductile Iron-20 650
Carbon Steel          - Grade WCB -201000
Carbon Steel          - Grade LCB-50 650
Carbon Moly          - Grade WC1-20850
1 1/4 Cr - 1/2 Mo   - Grade WC6-201000
2 1/4 Cr - 1 Mo      - Grade WC9-201050
5 Cr - 1/2 Mo         - Grade C5-201100
9 Cr. - 1 Mo             - Grade C12-201100
Type 304 SS           - Grade CF8-4251500
Type 347 SS           - Grade CF8C-4251500
Type 316 SS           - Grade CF8M-4251500
3 1/2 Ni                  - Grade LC3-150650
Aluminium-325 400
Bronze-325550
Inconel-325 1200
Monel-325900
Hastelloy B-325 700
Hastelloy C-3251000
Titanium.600
Nickel-325500
Alloy 20-50 300
VALVE TRIM MATERIAL
Type 304 SS450600
Type 316 SS450 600
Hastelloy B. 700
Hastelloy C .1000
Alloy 20-50600
Type 416 410 SS 40 RC-20 800
TFE-450450
Neoprene-40 180






MATERIAL COMPARISON FOR CAST AND FORGED PRODUCTS
GENERAL CLASSIFICATIONCASTINGSFORGINGS
ASTMBSASTMBS
Cast Iron A126 - Class A 1452 - 14 - -
A126 - Class B 1452 - 17 - -
A126 - Class C 1452 - 20 - -
Malleable Iron A197             310 - B18/6 - -
A 47 - 32510 - B22/14 - -
A 47 - 35018 - - -
Ductile Iron A395             - - -
A536             - - -
Carbon Steel A216 - WCA - A105         1503 - 161B
- 1504 - 161 - -
A216 - WCB 1504 - B   A105         1503 - 161C
A216 - WCC - - -
- 1504 - C    - -
Carbon - 1/2 Mo A217 - WC1 1504 - 240 A182 - F1  1503 - 240B
1/2 Cr - 1/2 Mo - 1/2 Ni - WC4 - - -
1 Cr - 1/2 Mo - 1/2 Ni A217 - WC5 - A182 - F12 1503 - 620
1 1/4 Cr - 1/2 Mo - WC6 1504 - 621 - F11 -
2 1/4 Cr - 1 Mo - WC9 - 622 - F22 1503 - 622
3 Cr - 1 Mo . . - F21 .
5 Cr - 1/2 Mo (C0.15) . . - F5   .
5 Cr - 1/2 Mo (C0.25) A217 - C5     1504 - 625 - F5a 1503 - 625
9 Cr - 1 Mo A217 - C12    - 629 - F9   .
Carbon Steel for Low Temp. A352 - LCB   4242 - GRA A350 - LF1 .
13 Cr A217 - CA15 . A182 - F6   1503 - 713
18 Cr - 8 Ni (C0.03) A351 - CF3    . - F304L .
18 Cr - 8 Ni (C0.08) - CF8    . - F304   - 801
18 Cr - 8 Ni - 2 Mo (C0.03) A351 - CF3M . - F316L .
18 Cr - 8 Ni - 2 Mo (C0.08) - CF8M 1632 - GRC - F316 - 8453
18 Cr - 8 Ni - Cb (C0.08) A351 - CF8C . - F347 - 821Nb
22 Cr - 12 Ni (C0.08) - CH18 . . .
22 Cr - 12 Ni (C0.10) - CH10 . . .
22 Cr - 12 Ni (C0.20) - CH20 . . .
23 Cr - 19 Ni (C0.20) - CK20 . . .
23 Cr - 19 Ni (C0.35) - HK30 . . .
23 Cr - 19 Ni (C0.45) - HK40 . . .
13 Cr - 33 Ni - Mo (C0.35) - HT30 . . .
15 Cr - 13 Ni - 2 Mo - Cb (C0.10) CF - 10MC . . .
19 Cr - 27 Ni - 2 Mo - 3 Cu (C0.07) - CN7M . . .
8 Cr - 20 Ni (C0.20) . . A182 - F10 .
HASTELLOY.B A494 - N - 12MV . . .

PRESSURE - TEMPERATURE RATINGS
ASME B16.34 - 1996 - STANDARD CLASS

ASTM A216 Gr. WCB
TEMP
°F
WORKING PRESSURE (in psig) BY CLASS
150300 600900 15002500
-20 to 100
200
300
285
260
230
740
675
655
1480
1350
1315
2220
2025
1970
3705
3375
3280
6170
5625
5470
400
500
600
200
170
140
635
600
550
1270
1200
1095
1900
1795
1640
3170
2995
2735
5280
4990
4560
650
700
750
125
110
95
535
535
505
1075
1065
1010
1610
1600
1510
2685
2665
2520
4475
4440
4200
800
850
900
80
65
50
410
270
170
825
535
345
1235
805
515
2060
1340
860
3430
2230
1430
950
1000
35
20
105
50
205
105
310
155
515
260
860
430
Not recommended for prolonged use above 800°F
TEMP
°C
WORKING PRESSURE (in bar) BY RATING
PN 20PN 50 PN 100PN 150 PN 250PN 420
38
93
149
19.7
17.9
15.9
51.0
46.6
45.2
102.1
93.1
90.7
153.1
139.7
135.9
255.5
232.8
226.2
425.5
387.9
377.2
204
260
316
13.8
11.7
9.7
43.8
41.4
37.9
87.6
82.8
75.5
131.0
123.8
113.1
218.6
206.6
188.6
363.4
344.1
314.5
343
371
399
8.6
7.6
6.6
36.9
36.9
34.8
74.1
73.4
69.7
111.0
110.3
104.1
185.2
183.8
173.8
308.6
306.2
289.7
427
454
482
5.5
4.5
3.4
28.3
18.6
11.7
56.9
36.9
23.8
85.2
55.5
35.5
142.1
92.4
59.3
236.6
153.8
98.6
510
538
2.4
1.4
7.2
3.4
14.1
7.2
21.4
10.7
35.5
17.9
59.3
29.7
.

ASTM A217 Gr WC6
TEMP
°F
WORKING PRESSURE (in psig) BY CLASS
150300 600900 15002500
-20 to 100
200
300
290
260
230
750
750
720
1500
1500
1445
2250
2250
2165
3750
3750
3610
6250
6250
6015
400
500
600
200
170
140
695
665
605
1385
1330
1210
2080
1995
1815
3465
3325
3025
5775
5540
5040
650
700
750
125
110
95
590
570
530
1175
1135
1065
1765
1705
1595
2940
2840
2660
4905
4730
4430
800
850
900
80
65
50
510
485
450
1015
975
900
1525
1460
1350
2540
2435
2245
4230
4060
3745
950
1000
1050
35
20
20(1)
320
215
145
640
430
290
955
650
430
1595
1080
720
2655
1800
1200
1100
1150
1200
20(l)
20(l)
15(l)
95
60
40
190
125
75
290
185
115
480
310
190
800
515
315
(l) : For weld end valves only.
TEMP
°C
WORKING PRESSURE (in bar) BY RATING
PN 20PN 50 PN 100PN 150 PN 250PN 420
38
93
149
20.0
17.9
15.9
51.7
51.7
49.7
103..4
103.4
9.7
155.1
155.2
149.3
258.6
258.6
249.0
431.0
431.0
414.8
204
260
316
13.8
11.7
9.7
47.9
45.9
41.7
95.5
91.7
83.4
143.4
137.6
125.2
239.0
229.3
208.6
398.3
382.1
347.6
343
371
399
8.6
7.6
6.6
40.7
39.3
36.6
81.0
78.3
73.4
121.7
117.6
110.0
202.8
195.9
183.4
338.3
326.2
305.5
427
454
482
5.5
4.5
3.4
35.2
33.4
31.0
70.0
67.2
62.1
105.2
100.7
93.1
175.2
167.9
154.8
291.7
280.0
258.3
510
538
566
2.4
1.4
1.4(l)
22.1
14.8
10.0
44.1
29.7
20.0
65.9
44.8
29.7
110.0
74.5
49.7
183.1
124.1
82.8
593
621
649
1.4(l)
1.4(l)
1.0(l)
6.6
4.1
2.8
13.1
8.6
5.2
20.0
12.8
7.9
33.1
21.4
13.1
55.2
35.5
21.7
Not to be used over 1100°F(593°C) for flanged ends.


ASTM A217 Gr. WC9
TEMP
°F
WORKING PRESSURE (in psig) BY CLASS
150300 600900 15002500
-20 to 100
200
300
290
260
230
750
750
730
1500
1500
1455
2250
2250
2185
3750
3750
3640
6250
6250
6070
400
500
600
200
170
140
705
665
605
1410
13300
1210
2115
1995
1815
3530
3325
3025
5880
5540
5040
650
700
750
125
110
95
590
570
530
1175
1135
1065
1765
1705
1595
2940
2840
2660
4905
4730
4430
950
1000
1050
80
65
50
510
485
450
1015
975
900
1525
1460
1350
2450
2435
2245
4230
4060
3745
800
850
900
35
20
20(l)
375
260
175
755
520
350
1130
780
525
1885
1305
875
3145
2170
1455
1100
1150
1200
20(l)
20(l)
20(l)
110
--
--
220
--
--
330
--
--
550
--
--
915
--
--
(l) : For weld end valves only.
TEMP
°C
WORKING PRESSURE (in bar) BY RATING
PN 20PN 50 PN 100PN 150 PN 250PN 420
38
93
149
20.0
17.9
15.9
51.7
51.7
50.3
103..4
103.4
100.3
155.2
1552
150.7
258.6
258.6
251.0
431.0
431.0
418.6
204
260
316
13.8
11.7
9.7
48.6
45.9
41.7
97.2
91.7
83.4
145.9
137.6
125.2
243.4
229.3
208.6
405.5
382.1
347.6
343
371
399
8.6
7.6
6.6
40.7
39.3
36.6
81.0
78.3
73.4
121.7
117.6
110.0
202.8
195.9
183.4
338.3
326.2
305.5
427
454
482
5.5
4.5
3.4
35.2
33.4
31.0
70.0
67.2
62.1
105.2
100.7
93.1
175.2
167.9
154.8
291.7
280.0
258.3
510
538
566
2.4
1.4
1.4(l)
25.9
17.9
12.1
52.1
35.9
24.1
77.9
53.8
36.2
130.0
90.0
60.3
216.9
149.7
100.3
593
621
649
1.4(l)
1.4(l)
1.4(l)
7.6
4.8
2.8
15.2
9.3
5.5
22.8
14.1
8.6
37.9
23.8
14.1
63.1
39.3
23.8
Not to be used over 1100°F(593°C) for flanged ends.



BUTTWELDING END DETAILS

ASME B16.25 - 1997

Welding end detail for joint without backing ring

Welding end details intended for use on 0.88 in.
(22 mm) and thinner nominal wall thicknesses

Welding end detail for joint with backing ring

Welding end details intended for use on nominal
wall thicknesses greater than 0.88 in. (22 mm)

NOTE: Internal surface may be re-formed or machined for dimensions B at root face. Contour within the envelope is manufacturer's option unless otherwise specifically ordered.

  Pipe
Schedule
No.
Nominal Pipe Size (inch)
2.1/23 45 6810
A inchALL 2.963.954.62 5.696.788.78 10.94
mm 7591117 144172223 278
B inch40 2.4693.068 40265.047 6.0657.98110.020
mm6378 102128154 203255
inch60        7.8139.750
mm        198247
inch80 2.3232.900 3.8264.813 5.7617.6259.562
mm 597497122146194242
inch100        7.4379.312
mm        189237
inch120    3.6244.563 5.5017.1879.062
mm    92116 140183230
inch100        7.0018.750
mm        178222
inch160 2.1252.624 3.4384.313 5.1876.8138.500
mm54 6787 110132 173216
inchXXS 1.7712.300 3.1524.063 4.8976.875 
mm45 5880 103124 175 


  Pipe
Schedule
No.
Nominal Pipe Size (inch)
121416182024 
A inchALL 12.9714.2516.2518.2820.3124.38 
mm 329362413464516619 
B inchSTD 12.00013.25015.25017.25019.25023.250 
mm 305337387438489591 
inchXS 11.75013.000 17.00019.00023.000 
mm 298330 432483584 
inch30      22.876 
mm      581 
inch40 11.93813.12415.00016.87618.81222.624 
mm 303333381429478575 
inch60 11.62612.81214.68816.50018.37622.062 
mm 295325373419467560 
inch80 11.37412.50014.31216.12417.93821.562 
mm 289318364410456584 
inch100 11.06212.12413.93815.68817.43820.938 
mm 281308354398443532 
inch120 10.75011.81213.56215.25017.00020.376 
mm 273300344387432518 
inch140 10.50011.50013.12414.87616.50019.876 
mm 267292333378419505 
inch160 10.12611.18812.81214.43816.06219.312 
mm 257284325367408491 




MATERIAL COMPOSITION FOR CAST MATERIAL

  CARBON STEEL ALLOY STEEL
ASTM Designation &
Grade Identifcation
A216
WCB
A352
LCB
A252
LCC
A217
WC6
A217
WC9
A217
CA15
Elements % by weight
Carbon 0.30 $0.30 $ 0.250.05-0.20 0.05-0.180.15
Manganese 1.001.00 1.200.50 - 0.80 0.40 - 0.701.00
Phosphorus 0.040.04 0.040.04 0.040.040
Sulphur 0.0450.045 0.0450.045 0.0450.040
Silicon 0.600.60 0.600.60 0.601.50
Copper 0.30 *0.30 * 0.30 *0.50 * 0.50 * 
Nickel 0.50 *0.50 * 0.50 *0.50 * 0.50 *1.00
Chromium 0.50 *0.50 * 0.50 *1.00 - 1.50 2.00 - 2.7511.5 - 14.0
Molybdenum 0.20 *0.20 * 0.20 *0.45 - 0.65 0.90 - 1.200.50
Vanadium 0.03 *0.03 * 0.03 *    
Tungsten     0.10 * 0.10 * 
* These are residual elements, total content of these shall not exceed 1%.
$ Standard at AIL is 0.25 Max.
   Values indicated are maximum except when range is given.


Material ASTM
A194
Gr. B7
ASTM
A320
Gr. L7
ASTM
A194
Gr. 2H
ASTM
A194
Gr. 7
Hardfacing
Stellite 6
ASTM
A182
Gr. F6A
ASTM
A276
Type 316
Elements
Carbon 0.37 - 0.490.38 - 0.48 0.40 min0.37 - 0.49 0.90 - 1.400.150 0.80
Manganese 0.65 - 1.100.75 - 1.00 1.000.65 - 1.10 1.001.000 2.000
Phosphorus 0.3500.035 0.0400.040  0.040 0.045
Sulphur 0.0400.040 0.0500.040  0.030 0.030
Silicon 0.15 - 0.350.15 - 0.35 0.400.15 - 0.35 2.001.000 1.000
Chromium 0.75 - 1.200.80 - 1.10  0.75 - 1.20 26.0 - 32.011.5 - 13.5 16.0 - 18.0
Molybdenum 0.15 - 0.250.15 - 0.25  0.15 - 0.25 1.00  2.0 - 3.0
Nickel       3.000.50 10.0 - 14.0
Cobalt       balance   
Tungsten       3.0 - 6.0   
Iron       3.00   
Nitrogen           


PIPE FLANGE DIMENSIONS

ASME B16.5 - 1996

CLASS 150 STEEL PIPE FLANGE DIMENSIONS :
RAISED FACE

Nominal size A ø B ø C ø D E ø Bolt
in mm in mm in mm in mm in mm in mm Number Dia
250 6.00152 4.76120 3.6292 0.75 (0.62) 19.1 (15.9) 0.7519 45/8
2.1/265 7.00178 5.50139 4.12105 0.88 (0.69) 22.3 (17.5) 0.7519 45/8
380 7.50190 6.00152 5.00127 0.94 (0.75) 23.9 (19.1) 0.7519 45/8
4100 9.00229 7.50190 6.19157 0.9423.9 0.7519 85/8
5125 10.00254 8.50216 7.31186 0.9423.9 0.8822 83/4
6150 11.00279 9.50241 8.50216 1.0025.4 0.8822 83/4
8200 13.50343 11.75298 10.62270 1.1228.6 0.8822 83/4
10250 16.00406 14.25362 12.75324 1.1930.2 1.0025 127/8
12300 19.00483 17.00432 15.00381 1.2531.8 1.0025 127/8
14350 21.00533 18.75476 16.25413 1.3835.0 1.1229 121
16400 23.50597 21.25539 18.50470 1.4436.6 1.1229 161
18450 25.00635 22.75578 21.00533 1.5639.7 1.2532 161.1/8
20500 27.50698 25.00635 23.00584 1.6942.9 1.2532 201.1/8
24600 32.00813 29.50749 27.25692 1.8847.7 1.3835 201.1/4
Height of raised face is 0.06" (1.6 mm) each. Dimensions in ( ) are for intergral valve flanges.


CLASS 300 STEEL PIPE FLANGE DIMENSIONS : RAISED FACE

Nominal size A ø B ø C ø D E ø Bolt
in mm in mm in mm in mm in mm in mm Number Dia
250 6.50165 5.00127 3.6292 0.88 22.3 0.7519 85/8
2.1/265 7.50190 5.88149 4.12105 1.00 25.4 0.8822 83/4
380 8.25210 6.62168 5.00127 1.12 28.6 0.8822 83/4
4100 10.00254 7.88200 6.19157 1.2531.8 0.8822 83/4
5125 11.00279 9.25235 7.31186 1.3835.0 0.8822 83/4
6150 12.50318 10.62270 8.50216 1.4436.6 0.8822 123/4
8200 15.00381 13.00330 10.62270 1.6241.3 1.0025 127/8
10250 17.50444 15.25387 12.75324 1.8847.7 1.1229 161
12300 20.50521 17.75451 15.00381 2.0050.8 1.2532 161.1/8
14350 23.00584 20.25514 16.25413 2.1254.0 1.2532 201.1/8
16400 25.50648 22.50571 18.50470 2.2557.2 1.3835 201.1/4
18450 28.00711 24.75628 21.00533 2.3860.4 1.3835 241.1/4
20500 30.50775 27.00686 23.00584 2.5063.5 1.3835 241.1/4
24600 36.00914 32.00813 27.25692 2.7569.9 1.6241 241.1/2
Height of raised face is 0.06" (1.6 mm) each.


LARGE SIZE PIPE FLANGE DRIILLING DIMENSIONS :
AS PER ANSI B16.47 SERIES A

  Nominal size A ø B ø C ø D E ø Bolt
in mm in mm in mm in mm in mm in mm
Class 150 30"750 38.75984 36914 33.75857 2.9475 1.12529 28
36"900 461168 42.751086 40.251022 3.5690 1.538 32
Class 300 30"750 431092 39.25997 33.75857 3.6292 1.8848 28
Height of raised face is 0.06" (1.6mm) each.




CLASS 600 STEEL PIPE FLANGE DIMENSIONS :
RAISED FACE

Nominal size A ø B ø C ø D E ø Bolt
in mm in mm in mm in mm in mm in mm Number Dia
250 6.50165 5.00127 3.6292 1.0025.4 0.7519 85/8
2.1/265 7.50190 5.88149 4.12105 1.1228.6 0.8822 83/4
380 8.25210 6.62168 5.00127 1.2531.8 0.8822 83/4
4100 10.75273 8.50216 6.19157 1.5038.1 1.0025 87/8
5125 13.00330 10.50266 7.31186 1.7544.5 1.1229 81
6150 14.00356 11.50292 8.50216 1.8847.7 1.1229 121
8200 16.50419 13.75349 10.62270 2.1955.6 1.2532 121.1/8
10250 20.00508 17.00432 12.75324 2.5063.5 1.3835 161.1/4
12300 22.00559 19.25489 15.00381 2.6266.7 1.3835 201.1/4
14350 23.75603 20.75527 16.25413 2.7569.9 1.5038 201.3/8
16400 27.00686 23.75603 18.50470 3.0076.2 1.6241 201.1/2
18450 29.25743 25.75654 21.00533 3.2582.6 1.7545 201.5/8
20500 32.00813 28.50724 23.00584 3.5088.9 1.7545 241.5/8
24600 37.00940 33.00838 27.25692 4.00102.0 2.0051 241.7/8
Height of raised face is 0.25" (6.4 mm) each.


                       

CLASS 600 PIPE FLANGE DIMENSIONS : RING TYPE

Valve Size A ø B ø C ø D groove
number
pitch
dia -P
depth
E
width
F
radius
at bottom R
2 6.50 5.00 4.25 1.00 R23 3.250 0.312 0.469 0.03
2.5 7.50 5.88 5.00 1.12 R26 4.000 0.312 0.469 0.03
3 8.25 6.62 5.75 1.25 R31 4.875 0.312 0.469 0.03
4 10.75 8.50 6.75 1.50 R37 5.875 0.25 0.469 0.03
5 13.00 10.50 8.25 1.75 R41 7.125 0.312 0.469 0.03
6 14.00 11.50 9.50 1.88 R45 8.312 0.312 0.469 0.03
8 16.50 13.75 11.88 2.19 R49 10.625 0.312 0.469 0.03
10 20.00 17.00 14.00 2.50 R53 12.750 0.312 0.469 0.03
12 22.00 19.25 16.25 2.62 R57 15.000 0.312 0.469 0.03
14 23.75 20.75 18.00 2.75 R61 16.500 0.312 0.469 0.03
16 27.00 23.75 20.00 3.00 R65 18.500 0.312 0.469 0.03
18 29.25 25.75 22.62 3.25 R69 21.000 0.312 0.469 0.03
20 32.00 28.50 25.00 3.50 R73 23.000 0.375 0.531 0.06
24 37.00 33.00 29.50 4.00 R77 27.250 0.438 0.656 0.06
* No. of bolts and bolt dia are same as in C1 600 Raised face.

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