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ASME B16.47 Carbon Steel Flange Series A 26 Inch Welding Neck Blind Class 150

ASME B16.47 Carbon Steel Flange Series A 26 Inch Welding Neck Blind Class 150

Brand Name:Kasugai
Model Number:ASME B16.47 Class 150 300 400 600 900
Minimum Order Quantity:Negotiable
Delivery Time:30 - 60 working days
Payment Terms:L / C , T / T
Place of Origin:China
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Product Details

ASME B16.47 Series A Carbon Steel Flange Class 150 300 400 600 900

Product Information

Product Name ASEM B16.5 Carbon Steel Flange
Size Range Dimension: 26” to 60”
Pressure Class Class 150 300 400 600 900
Materials ASTM A105 A350 A352 A216 A217 A203 A515 A516 A537
Common Face Type Welding Neck (WN) Blind (BL)
Specification ANSI B16.47 A
Coating Anti-rust Paint, Could and Hot Dip Galvanized, Zinc Plated, Yellow Transparent, Oil Black Paint

The ASME B16.47 flanges refer to large diameter pipe flanges manufactured in accordance with ASME B16.47, which covers pressure-temperature ratings, materials, dimensions, tolerances, marking, and testing for the flanges. These flanges can be provided in sizes NPS 26 through NPS 60 with rating class designations 75, 150, 300, 400, 600, and 900. NPS is the designation for nominal flange size. It is related to the reference nominal diameter, DN, used in international and other standards. For flange sizes covered in ASME B16.47, the relationship is DN = 25 × NPS. The standard specification states values in both SI metric and U.S. Customary units, except that diameter of bolts and flange bolt holes are expressed in inch units only.

ASME B16.47 Series A specifies flange dimensions for general use flanges, which are originated from MSS SP 44 and covering Class 150, Class 300, Class 400, Class 600, and Class 900. Series A and Series B are, in general, not interchangeable.

Materials and Manufacturing

Particularly, forged flanges, manufactured according to ASME B16.47 Series A or Series B, shall be manufactured as one piece in accordance with the applicable material specification. The forging process, either die forging or open-die forging, is a compressive plastic hot working operation that consolidates the material to flow in the direction most favorable for resisting the stresses encountered in service.

Group No. Forgings Castings Plates
1.1 A105 A216 Gr.WCB A515 Gr.70
1.1 A350 Gr.LF2 - A516 Gr.70
1.1 - - A537 Cl.1
1.1 A350 Gr.LF6 Cl.1 - -
1.1 A350 Gr.LF3 - -
1.2 - A216 Gr.WCC -
1.2 - A352 Gr.LCC -
1.2 A350 Gr.LF6 Cl2 - -
1.2 - A352 Gr.LC2 A203 Gr.B
1.2 - A352 Gr.LC3 A203 Gr.E
1.3 - A352 Gr.LCB A515 Gr.65
1.3 - - A516 Gr.65
1.3 - - A203 Gr.A
1.3 - - A203 Gr.D
1.3 - A217 Gr.WC1 -
1.3 - A352 Gr.LC1 -

Major Materials Chemical Composition and Mechanical Properties

ASTM A105 Chemical Composition (%)

Steel Class

C

max

Si Mn

P

max

S

max

Ni

max

Cr

max

Mo

max

N
A105 0.35 0.10-0.35 0.60-1.05 0.035 0.040 0.40 0.30 0.12

ASTM A105 Mechanical Properties

Steel Class Tensile Strength Yield Strength Elongation in 2in Reduction of area

Solutioning

Temperature

Quenching Cool
min min min min min below
A105 485 250 22 30

ASTM A350 Flange Materials Chemical Composition

Grade Composition, %
Grade LF1 Grade LF2 Grade LF3 Grade LF5 Grade LF6 Grade LF9 Grade LF787
C (max) 0.30 0.30 0.20 0.20-0.35 0.22 0.20 0.70
Mn 0.60-1.35 0.60-1.35 0.90max 0.60-1.35 1.15-1.50 0.40-1.06 0.40-0.70
P 0.035 0.035 0.035 0.035 0.025 0.035 0.025
S (max) 0.04 0.04 0.04 0.04 0.025 0.04 0.025
SiA 0.15-0.30 0.15-0.30 0.20-0.35 0.20-0.35 0.15-0.30 0.40 max
Ni 0.40 maxB 0.40 maxB 3.30-3.70 1.0-2.0 0.40 maxB 1.60-2.24 0.70-1.0
Cr 0.30 maxB, C 0.30 maxB, C 0.30 maxC 0.30 maxC 0.30 maxB, C 0.30 maxC 0.60-0.90
Mo 0.12 maxB, C 0.12 maxB, C 0.12 maxC 0.12 maxC 0.12 maxB, C 0.12 maxC 0.15-0.25
Cu 0.40 maxB 0.40 maxB 0.40 max 0.40 max 0.40 maxB 0.75-1.25 1.0-1.3
Cb 0.02 maxD 0.02 maxD 0.02 max 0.02 max 0.02 max 0.02 max 0.02 min
V 0.08 max 0.08 max 0.03 max 0.03 max 0.04-0.11 0.03 max 0.03 max
N 0.01-0.03

A When vacuum carbon-deoxidation is required by Supplementary Requirement S4, the Silicon content shall be o.12%

B The sum of copper, Nickel, chromium, vanadium and molybdenum shall not exceed 1.00% on heat analysis

C The sum of chromium and molybdenum shall not exceed 0.32% on heat analysis.

D By agreement, the limit for columbium may be increased up to 0.05% on heat analysis and 0.06% on product analysis.

ASTM A350 Mechanical Properties

Grade/Class Tensile Strength Yield Strength min Elongation, min Hardness, max
ksi MPa ksi MPa % HBW
LFI CL1 60-85 415-585 30 205 25 197
LF5 CL1 60-85 415-585 30 205 25 197
LF2 CL1 70-95 485-655 36 250 22 197
LF2 CL2 70-95 485-655 36 250 22 197
LF3 CL1 70-95 485-655 37.5 260 22 197
LF3 CL2 70-95 485-655 37.5 260 22 197
LF5 CL2 70-95 485-655 37.5 260 22 197
LF6 CL1 66-91 455-630 52 360 22 197
LF6 CL2 75-100 515-690 60 415 20 197
LF6 CL3 75-100 515-690 60 415 20 197
LF9 63-88 435-605 46 315 25 197
LF787 CL2 65-85 450-585 55 380 20 197
LF787 CL3 75-95 515-655 65 450 20 197

ASME B16.47 Series A Flange Dimensions by Class (mm)

ASME B16.47 Carbon Steel Flange Series A 26 Inch Welding Neck Blind Class 150

ANSI B16.47 Series A Flange Dimensions - Class 150 (mm)

NPS

Inch

Outside Dia. Dia. of bolt Circle Dia. of RF Dia. of Hub Dia. of Hub Top Min Thickness Y Bolt Holes r
D K G X A TBL TWN Numbers

D

Inch

L

Inch

26" 870 806.4 749 676 660.4 66.7 66.7 119 24 1-3/8 1-1/4 10
28" 925 863.6 800 727 711.2 69.9 69.9 124 28 1-3/8 1-1/4 11
30" 985 914.4 857 781 762.0 73.1 73.1 135 28 1-3/8 1-1/4 11
32" 1060 977.9 914 832 812.8 79.4 79.4 143 28 1-5/8 1-1/2 11
34" 1110 1028.7 965 883 863.6 81.0 81.0 148 32 1-5/8 1-1/2 13
36" 1170 1085.8 1022 933 914.4 88.9 88.9 156 32 1-5/8 1-1/2 13
38" 1240 1149.4 1073 991 965.2 85.8 85.8 156 32 1-5/8 1-1/2 13
40" 1290 1200.2 1124 1041 1016.0 88.9 88.9 162 36 1-5/8 1-1/2 13
42" 1345 1257.3 1194 1092 1066.8 95.3 95.3 170 36 1-5/8 1-1/2 13
44" 1405 1314.4 1245 1143 1117.6 100.1 100.1 176 40 1-5/8 1-1/2 13
46" 1455 1365.2 1295 1197 1168.4 101.6 101.6 184 40 1-5/8 1-1/2 13
48" 1510 1422.4 1359 1248 1219.2 106.4 106.4 191 44 1-5/8 1-1/2 13
50" 1570 1479.6 1410 1302 1270.0 109.6 109.6 202 44 1-7/8 1-3/4 13
52" 1625 1536.7 1461 1353 1320.8 114.3 114.3 208 44 1-7/8 1-3/4 13
54" 1685 1593.8 1511 1403 1371.6 119.1 119.1 214 44 1-7/8 1-3/4 13
56" 1745 1651.0 1575 1457 1422.4 122.3 122.3 227 48 1-7/8 1-3/4 13
58" 1805 1708.2 1626 1508 1473.2 127.0 127.0 233 48 1-7/8 1-3/4 13
60" 1855 1759.0 1676 1559 1524.0 130.2 130.2 238 52 1-7/8 1-3/4 13

ANSI B16.47 Series A Flange Dimensions – Class 300 (mm)

NPS

Inch

Outside Dia. Dia. of bolt Circle Dia. of RF Dia. of Hub Dia. of Hub Top Min Thickness Y Bolt Holes r
D K G X A TBL TWN Numbers

D

Inch

L

Inch

26" 970 876.3 749 721 660.4 82.6 77.8 183 28 1-3/4 1-5/8 10
28" 1035 939.8 800 775 711.2 88.9 84.2 195 28 1-3/4 1-5/8 11
30" 1090 997.0 857 827 762.0 93.7 90.5 208 28 1-7/8 1-3/4 11
32" 1150 1054.1 914 881 812.8 98.5 96.9 221 28 2 1-7/8 11
34" 1205 1104.9 965 937 863.6 103.2 100.1 230 28 2 1-7/8 13
36" 1270 1168.4 1022 991 914.4 109.6 103.2 240 32 2-1/8 2 13
38" 1170 1092.2 1029 994 965.2 106.4 106.4 179 32 1-5/8 1-1/2 13
40" 1240 1155.7 1086 1048 1016.0 112.8 112.8 192 32 1-3/4 1-5/8 13
42" 1290 1206.5 1137 1099 1066.8 117.5 117.5 198 32 1-3/4 1-5/8 13
44" 1355 1263.6 1194 1149 1117.6 122.3 122.3 205 32 1-7/8 1-3/4 13
46" 1415 1320.8 1245 1203 1168.4 127.0 127.0 214 28 2 1-7/8 13
48" 1465 1371.6 1302 1254 1219.2 131.8 131.8 222 32 2 1-7/8 13
50" 1530 1428.8 1359 1305 1270.0 138.2 138.2 230 32 2-1/8 2 13
52" 1580 1479.6 1410 1356 1320.8 142.9 142.9 237 32 2-1/8 2 13
54" 1660 1549.4 1467 1410 1371.6 150.9 150.9 251 28 2-3/8 2-1/4 13
56" 1710 1600.2 1518 1464 1422.4 152.4 152.4 259 28 2-3/8 2-1/4 13
58" 1760 1651.0 1575 1514 1473.2 157.2 157.2 265 32 2-3/8 2-1/4 13
60" 1810 1701.8 1626 1565 1524.0 162.0 162.0 271 32 2-3/8 2-1/4 13

ANSI B16.47 Series A Flange Dimensions - Class 400 (mm)

NPS

Inch

Outside Dia. Dia. of bolt Circle Dia. of RF Dia. of Hub Dia. of Hub Top Min Thickness Y Bolt Holes r
D K G X A TBL TWN Numbers

D

Inch

L

Inch

26" 970 876.3 749 727 660.4 98.5 88.9 194 28 1-7/8 1-3/4 11
28" 1035 939.8 800 783 711.2 104.8 95.3 206 28 2 1-7/8 13
30" 1090 997.0 857 837 762.0 111.2 101.6 219 28 2-1/8 2 13
32" 1150 1054.1 914 889 812.8 115.9 108.0 232 28 2-1/8 2 13
34" 1205 1104.9 965 945 863.6 122.3 111.2 241 28 2-1/8 2 14
36" 1270 1168.4 1022 1000 914.4 128.6 114.3 251 32 2-1/8 2 14
38" 1205 1117.6 1035 1003 965.2 123.9 123.9 206 32 1-7/8 1-3/4 14
40" 1270 1174.6 1092 1054 1016.0 130.2 130.2 216 32 2 1-7/8 14
42" 1320 1225.6 1143 1108 1066.8 133.4 133.4 224 32 2 1-7/8 14
44" 1385 1282.7 1200 1159 1117.6 139.7 139.7 233 32 2-1/8 2 14
46" 1440 1339.8 1257 1213 1168.4 146.1 146.1 244 36 2-1/8 2 14
48" 1510 1403.4 1308 1267 1219.2 152.4 152.4 257 28 2-3/8 2-1/4 14
50" 1570 1460.5 1362 1321 1270.0 158.8 157.2 268 32 2-3/8 2-1/4 14
52" 1620 1511.3 1413 1372 1320.8 163.6 162.0 276 32 2-3/8 2-1/4 14
54" 1700 1581.2 1470 1426 1371.6 171.5 169.9 289 28 2-5/8 2-1/2 14
56" 1755 1632.0 1527 1480 1422.4 176.3 174.7 298 32 2-5/8 2-1/2 14
58" 1805 1682.8 1578 1530 1473.2 181.0 177.8 306 32 2-5/8 2-1/2 14
60" 1885 1752.6 1635 1584 1524.0 189.0 185.8 319 32 2-7/8 2-3/4 14

ANSI B16.47 Series A Flange Dimensions - Class 600 (mm)

NPS

Inch

Outside Dia. Dia. of bolt Circle Dia. of RF Dia. of Hub Dia. of Hub Top Min Thickness Y Bolt Holes r
D K G X A TBL TWN Numbers

D

Inch

L

Inch

26" 1015 914.4 749 748 660.4 125.5 108.0 222 28 2 1-7/8 13
28" 1075 965.2 800 803 711.2 131.8 111.2 235 28 2-1/8 2 13
30" 1130 1022.4 857 862 762.0 139.7 114.3 248 28 2-1/8 2 13
32" 1195 1079.5 914 918 812.8 147.7 117.5 260 28 2-3/8 2-1/4 13
34" 1245 1130.3 965 973 863.6 154.0 120.7 270 28 2-3/8 2-1/4 14
36" 1315 1193.8 1022 1032 914.4 162.0 123.9 283 28 2-5/8 2-1/2 14
38" 1270 1162.0 1054 1022 965.2 155.0 152.4 254 28 2-3/8 2-1/4 14
40" 1320 1212.8 1111 1073 1016.0 162.0 158.8 264 32 2-3/8 2-1/4 14
42" 1405 1282.7 1168 1127 1066.8 171.5 168.3 279 28 2-5/8 2-1/2 14
44" 1455 1333.5 1226 1181 1117.6 177.8 173.1 289 32 2-5/8 2-1/2 14
46" 1510 1390.6 1276 1235 1168.4 185.8 179.4 300 32 2-5/8 2-1/2 14
48" 1595 1460.5 1334 1289 1219.2 195.3 189.0 316 32 2-7/8 2-3/4 14
50" 1670 1524.0 1384 1343 1270.0 203.2 195.9 329 28 3-1/8 3 14
52" 1720 1574.8 1435 1394 1320.8 209.6 203.2 337 32 3-1/8 3 14
54" 1780 1632.0 1492 1448 1371.6 217.5 209.6 349 32 3-1/8 3 14
56" 1855 1695.4 1543 1502 1422.4 225.5 217.5 362 32 3-3/8 3-1/4 16
58" 1905 1746.2 1600 1553 1473.2 231.8 222.3 370 32 3-3/8 3-1/4 16
60" 1995 1822.4 1657 1610 1524.0 242.9 233.4 389 28 3-5/8 3-1/2 17

ANSI B16.47 Series A Flange Dimensions - Class 900 (mm)

NPS

Inch

Outside Dia. Dia. of bolt Circle Dia. of RF Dia. of Hub Dia. of Hub Top Min Thickness Y Bolt Holes r
D K G X A TBL TWN Numbers

D

Inch

L

Inch

26" 1085 952.5 749 775 660.4 160.4 139.7 286 20 2-7/8 2-3/4 11
28" 1170 1022.4 800 832 711.2 171.5 142.9 298 20 3-1/8 3 13
30" 1230 1085.8 857 889 762.0 182.6 149.3 311 20 3-1/8 3 13
32" 1315 1155.7 914 946 812.8 193.7 158.8 330 20 3-3/8 3-1/4 13
34" 1395 1225.6 965 1006 863.6 204.8 165.1 349 20 3-5/8 3-1/2 14
36" 1460 1289.0 1022 1064 914.4 214.4 171.5 362 20 3-5/8 3-1/2 14
38" 1460 1289.0 1099 1073 965.2 215.9 190.5 352 20 3-5/8 3-1/2 19
40" 1510 1339.8 1162 1127 1016.0 223.9 196.9 364 24 3-5/8 3-1/2 21
42" 1560 1390.6 1213 1176 1066.8 231.8 206.4 371 24 3-5/8 3-1/2 21
44" 1650 1463.7 1270 1235 1117.6 242.9 214.4 391 24 3-7/8 3-3/4 22
46" 1735 1536.7 1334 1292 1168.4 255.6 225.5 411 24 4-1/8 4 22
48" 1785 1587.5 1384 1343 1219.2 263.6 233.4 419 24 4-1/8 4 24
50" - - - - - - - - - - - -
52" - - - - - - - - - - - -
54" - - - - - - - - - - - -
56" - - - - - - - - - - - -
58" - - - - - - - - - - - -
60" - - - - - - - - - - - -

China ASME B16.47 Carbon Steel Flange Series A 26 Inch Welding Neck Blind Class 150 supplier

ASME B16.47 Carbon Steel Flange Series A 26 Inch Welding Neck Blind Class 150

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