India's Most Experienced Manufacturers,Suppliers and Exporter of Weld Neck Flanges A / B , Carbon Steel Weld Neck Flanges A / B, Stainless Steel Weld Neck Flanges A / B, Alloy Steel Weld Neck Flanges A / B in India & UK
We are largest Manufacturers of Weld Neck Flanges A/B In Stainless Steel, Alloy Steel, Carbon Steel. Carbon Steel Weld Neck Flanges A / B, Alloy Steel Weld Neck Flanges A / B, Inconel 625 Weld Neck Flanges A / B, Monel Weld Neck Flanges A / B, Hastelloy Weld Neck Flanges A / B, Din Weld Neck Flanges A / B, Jis Weld Neck Flanges A / B & Uni Weld Neck Flanges A / B Standards
Best Price of Weld Neck Flanges A/B. 304 Weld Neck Flanges A / B, 316 Weld Neck Flanges A / B, Astm A105 Weld Neck Flanges A / B, Astm A182 Weld Neck Flanges A / B As Per Asme / Ansi B16.5 Weld Neck Flanges A / B, Ansi B16.47 Weld Neck Flanges A / B, Industrial Flanges Series B, High Quality Class 150 Weld Neck Flanges A / B, Class 300 Weld Neck Flanges A / B, Class 600 Weld Neck Flanges A / B, Class 900 Weld Neck Flanges A / B, Class 1500 Weld Neck Flanges A / B.

Weld Neck Flanges A / B
Weld Neck Flanges A / B PriceLeading manufacturer of Weld Neck Flanges A / BOur Live Stock of Weld Neck Flanges A / BWeld Neck Flanges A / B ApplicationBS4505 Standard Weld Neck Flanges A / B, Stainless Steel Plate (PL) 101 Weld Neck Flanges A / B PN25 ASTM A815 UNS S31803/ F51/ S2205 Weld Neck Flanges A / B
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Product Despriction |
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Product Name | Weld Neck Flanges Series A/B | |
Face Finish |
RF,FF,RTJ,TF,GF | | Size Range | ½” (15 NB) to 48″ (1200NB) | |
Standard |
ANSI |
ANSI B16.5 ASME B16.47 series A/B | |
DIN |
DIN 2631 2573 2527 2565 2641 | |
GOST |
GOST 12820-80,GOST 12821-80,Gost Blind | |
EN |
EN1092-1:2002 | |
JIS |
JIS B2220-2004, KS D3576, KS B6216,KS B1511-2007,JIS B2261; JIS B8210 | |
BS |
BS4504,BS10 Table D/E | |
UNI |
UNI 2253-67,UNI6091-67,UNI2276-67,UNI2280-67,UNI6089-67 | |
SABS |
SABS 1123 | |
Material |
ANSI |
CS A105/SA 105N,SS 304/304L,316/316L Alloy Steel: WHPY45/52/65/80 | |
DIN |
CS RST37.2;S235JR SS 304/304L,316/316L | |
GOST |
CS CT20;16MN;SS 304/304L,316/316L | |
EN |
CS RST37.2;S235JR;C22.8SS 304/304L,316/316L | |
JIS |
CS SS400,SF440,SS 304/304L, 316/316L | |
BS |
CSRST37.2;S235JR;C22.8;Q235SS 304/304L,316/316L | |
UNI |
CSRST37.2;S235JR;C22.8;Q235SS 304/304L,316/316L | |
SABS |
CSRST37.2;S235JR;Q235;SS 304/304L,316/316L | |
Pressure |
ANSI |
Class 150, 300, 600, 900, 1500 2500lbs | |
DIN |
PN6,PN10,PN16,PN25,PN40,PN64,PN100 | |
GOST |
PN6,PN10,PN16,PN25 | |
EN |
PN6,PN10,PN16,PN25,PN40,PN64,PN100 | |
JIS |
1K,2K,5K,10K,16K,20K,30K,40K | |
BS |
PN6,PN10,PN16,PN25,PN40,PN64,PN100 | |
UNI |
PN6,PN10,PN16,PN25,PN40 | |
SABS |
600KPA,1000,1600,2500,4000 | |
Size |
ANSI |
1/2” – 60” | |
DIN |
DN15-DN2000 | |
GOST |
DN10-DN1600 | |
EN |
DN15-DN2000 | |
JIS |
15A-1500A | |
BS |
DN15-DN2000 | |
UNI |
DN10-DN2000 | |
SABS |
DN10-DN600 | |
Coating |
varnish, yellow paint, anti-rust oil, galvanizing etc | |
Usage |
Used for the connection of all kinds of pipeline | |
to convey the water, steam, air, gas and oil | |
Package |
Wooden cases/pallets | |
Delivery |
Within 30 days | |
Certificate |
TUV, ISO9001:2008 | | Carbon Steel Weld Neck Flanges Series A/B | ASTM / ASME A 105, ASTM / ASME A 350 LF 2 | | Stainless Steel Weld Neck Flanges Series A/B | ASTM A182 F202, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 316LN, 310S, 317L, 321, 410, 420, 440C, 202, F904L | | Alloy Steel Weld Neck Flanges Series A/B | ASTM / ASME A 182 GR F 5, F 9, F 11, F 12, F 22, F 91 | | Duplex Steel Weld Neck Flanges Series A/B | ASTM / ASME SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61. | | Copper Alloy Weld Neck Flanges Series A/B | ASTM / ASME SB 61 UNS NO. C 92200 & ASTM / ASME SB 62 UNS NO. C 83600. ASTM / ASME SB 151 UNS NO. 70600, 71500, C 70600 ( CU -NI- 90/10), C 71500 ( CU -NI- 70/30), ASTM / ASME SB 152 UNS NO C 10100, C 10200, C 10300, C 10800, C 12000, C 12200. | | Nickel Alloy Weld Neck Flanges Series A/B | ASTM / ASME SB 564 UNS 2200 (NICKEL 200), UNS 4400 (MONEL 400), UNS 8825 INCONEL (825), UNS 6600 (INCONEL 600), UNS 6601 (INCONEL 601), UNS 6625 (INCONEL 625), UNS 10276 (HASTELLOY C 276), ASTM / ASME SB 160 UNS 2201 (NICKEL 201 ), ASTM / ASME SB 472 UNS 8020 (ALLOY 20 / 20 CB 3) |
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ASME/ ANSI B16.5 Weld Neck Flanges A / B Manufacturing Materials :
| Dimensions | Base Material | Pressure Rating |
| ASME B16.5 | ASTM A182 (Forgings) ASTM A240 (Plate) | 150#. 300#. 400#. 600#. 900#. 1500#. 2500#. |
| API 605 | ASTM A182 (Forgings) ASTM A240 (Plate) | 150#. 300#. 400#. 600#. 900#. 1500#. 2500#. |
| ASME B16.47series A & B | ASTM A182 (Forgings) ASTM A240 (Plate) | 150#. 300#. 400#. 600#. 900#. 1500#. 2500#. |
| EN1092-1 | ASTM A182 (Forgings) | PN2.5. PN6. PN10. PN16. PN25. PN40. PN63. PN100. PN160. PN250. PN320. PN400. |
| BS4504 | BS970 (Bar)ASTM A240 (Plate) ASTM A182 (Forgings) | PN2.5. PN6. PN10. PN16. PN25. PN40. PN63. PN100. PN160. |
| BS10 | BS970 (Bar)ASTM A240 (Plate) ASTM A182 (Forgings) | |
Typical Stainless Steel 18/8 Grade Designations:
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ASTM |
BS |
DIN |
EURONORM |
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304 |
304S15 |
X5 Cr Ni 18 10 |
1.4301 |
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304L |
304S11 |
X2 Cr Ni 18 9 |
1.4307 |
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316 |
316S31 |
X5 Cr Ni Mo 17 12 2 |
1.4401 |
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316L |
316S11 |
X2 Cr Ni Mo 17 13 2 |
1.4404 |
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321 |
321S31 |
X6 Cr Ni 18 10 |
1.4541 |
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316Ti |
320S31 |
X6 Cr Ni Mo Ti 17 12 2 |
1.4571 |
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SMO |
254SMO |
X1 Cr Ni Mo Cu N 20 18 7 |
1.4547 |
ANSI B16.5 Weld Neck Flanges A / B Dimensions & Weight Chart:
Welding neck flange bores according ASME/ANSI B16.5-1996 Pipe Flanges and Flanged Fittings

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Welding Neck Flange Bores |
Nominal Pipe Size(inches)
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Inside Diameter (inches) |
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Light Wall 1) |
Schedule 20 |
Schedule 30 |
Standard Wall |
Schedule 40 |
Schedule 60 |
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1/2 | 0.840 | 0.674 | - | - | 0.622 | 0.622 | - |
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3/4 | 1.050 | 0.884 | - | - | 0.824 | 0.824 | - |
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1 | 1.315 | 1.097 | - | - | 1.049 | 1.049 | - |
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1 1/4 | 1.660 | 1.442 | - | - | 1.380 | 1.380 | - |
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1 1/2 | 1.900 | 1.682 | - | - | 1.610 | 1.610 | - |
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2 | 2.375 | 2.157 | - | - | 2.067 | 2.067 | - |
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2 1/2 | 2.875 | 2.635 | - | - | 2.469 | 2.469 | - |
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3 | 3.500 | 3.260 | - | - | 3.068 | 3.068 | - |
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3 1/2 | 4.000 | 3.760 | - | - | 3.548 | 3.548 | - |
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4 | 4.500 | 4.260 | - | - | 4.026 | 4.026 | - |
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5 | 5.563 | 5.295 | - | - | 5.047 | 5.047 | - |
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6 | 6.625 | 6.357 | - | - | 6.065 | 6.065 | - |
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8 | 8.625 | 8.329 | 8.125 | 8.071 | 7.981 | 7.981 | 7.813 |
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10 | 10.750 | 10.420 | 10.250 | 10.136 | 10.020 | 10.020 | 9.750 |
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12 | 12.750 | 12.390 | 12.250 | 12.090 | 12.000 | 11.938 | 11.626 |
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14 | 14.000 | 13.500 | 13.376 | 13.250 | 13.250 | 13.124 | 12.812 |
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16 | 16.000 | 15.500 | 15.376 | 15.250 | 15.250 | 15.000 | 14.688 |
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18 | 18.000 | 17.500 | 17.376 | 17.124 | 17.250 | 16.876 | 16.500 |
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20 | 20.000 | 19.500 | 19.250 | 19.000 | 19.250 | 18.812 | 18.376 |
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24 | 24.000 | 23.500 | 23.250 | 22.876 | 23.250 | 22.624 | 22.062 |
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30 | 30.000 | 29.376 | 29.000 | 28.750 | 29.250 | - | - |
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36 | 36.000 | 35.376 | 35.000 | 34.750 | 35.250 | 34.500 | - |
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42 | 42.000 | - | - | - | 41.250 | - | - |
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48 | 48.000 | - | - | - | 47.250 | - | - |
| Welding Neck Flange Bores |
Nominal Pipe Size(inches)
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|
Inside Diameter (inches) |
|---|
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Extra Strong |
Schedule 80 |
Schedule 100 |
Schedule 120 |
Schedule 140 |
Schedule 160 |
Double Extra Strong |
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1/2 | 0.840 | 0.546 | 0.546 | - | - | - | 0.464 | 0.252 |
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3/4 | 1.050 | 0.742 | 0.742 | - | - | - | 0.612 | 0.434 |
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1 | 1.315 | 0.957 | 0.957 | - | - | - | 0.815 | 0.599 |
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1 1/4 | 1.660 | 1.278 | 1.278 | - | - | - | 1.160 | 0.896 |
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1 1/2 | 1.900 | 1.500 | 1.500 | - | - | - | 1.338 | 1.100 |
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2 | 2.375 | 1.939 | 1.939 | - | - | - | 1.687 | 1.503 |
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2 1/2 | 2.875 | 2.323 | 2.323 | - | - | - | 2.125 | 1.771 |
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3 | 3.500 | 2.900 | 2.900 | - | - | - | 2.624 | 2.300 |
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3 1/2 | 4.000 | 3.364 | 3.364 | - | - | - | - | 2.728 |
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4 | 4.500 | 3.826 | 3.826 | - | 3.624 | - | 3.438 | 3.152 |
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5 | 5.563 | 4.813 | 4.813 | - | 4.563 | - | 4.313 | 4.063 |
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6 | 6.625 | 5.761 | 5.761 | - | 5.501 | - | 5.187 | 4.897 |
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8 | 8.625 | 7.625 | 7.625 | 7.437 | 7.187 | 7.001 | 6.813 | 6.875 |
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10 | 10.750 | 9.750 | 9.562 | 9.312 | 9.062 | 8.750 | 8.500 | 8.750 |
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12 | 12.750 | 11.750 | 11.374 | 11.062 | 10.750 | 10.500 | 10.126 | 10.750 |
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14 | 14.000 | 13.000 | 12.500 | 12.124 | 11.814 | 11.500 | 11.188 | - |
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16 | 16.000 | 15.000 | 14.312 | 13.938 | 13.564 | 13.124 | 12.812 | - |
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18 | 18.000 | 17.000 | 16.124 | 15.688 | 15.250 | 14.876 | 14.438 | - |
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20 | 20.000 | 19.000 | 17.938 | 17.438 | 17.000 | 16.500 | 16.062 | - |
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24 | 24.000 | 23.000 | 21.562 | 20.938 | 20.376 | 19.876 | 19.312 | - |
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30 | 30.000 | 29.000 | - | - | - | - | - | - |
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36 | 36.000 | 35.000 | - | - | - | - | - | - |
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42 | 42.000 | 41.000 | - | - | - | - | - | - |
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48 | 48.000 | 47.000 | - | - | - | - | - | - |
1) Stainless steel Schedule 10S diameters are equal to Light Wall in sizes up to 12″ and to Schedule 10 above.
Leading manufacturer of Weld Neck Flanges A / B
We also having stock of Weld Neck Flanges A / B & other Stainless Steel Flanges, Carbon Steel Flanges, Alloy Steel Flanges manufactured by :
| Erne Fittings, Austria | Metal far, Italy | Lame S.R.l., Italy |
| BENKAN Corporation, Japan | BKL- Thai Benkan, Thailand | TecnoForge, Italy |
| Ulma, Spain | Mega, Italy | Melesi, Italy |
| Interfit, France | Raccortubi S.P.A., Italy | |
we are the distributor of the of these Brands. we also have the sales representative who can provide the proper information of these Brands & about Grades, material and sizes of Weld Neck Flanges A / B.
Our Live Stock of Weld Neck Flanges A / B
Weld Neck Flanges A / B Application
- Weld Neck Flanges A / B uses in Oil and Gas Pipeline
- Weld Neck Flanges A / B uses in Chemical Industry
- Weld Neck Flanges A / B uses in Plumbing
- Weld Neck Flanges A / B uses in Oil & Gas Industry
- Weld Neck Flanges A / B uses in Water Supply Systems
- Weld Neck Flanges A / B uses in Paper & Pulp Industry
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- Weld Neck Flanges A / B uses in Power Plant
- Weld Neck Flanges A / B uses in Fabrication Industry
- Weld Neck Flanges A / B uses in General purpose applications
- Weld Neck Flanges A / B uses in Food Processing Industry
- Weld Neck Flanges A / B uses in Structural Pipe
- Weld Neck Flanges A / B uses in Heat Exchangers
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We Stock All Different Types Of Weld Neck Flanges A / B at Best Price
ANSI/ASME steel flanges
- ANSI B16.47 Slip on flanges
- ANSI B16.5 lap joint flanges
- ANSI B16.47 steel weld neck flanges
- ANSI B16.47 steel blind flanges, blind cover
- ANSI B16.5 slip on flanges
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- ANSI B16.5 stainless steel blind flange
- ANSI B16.5 long weld neck pipe flanges, LWN flange
- API standard forged stainless steel thread flanges, SCRD flange
- ANSI B16.5 stainless steel weld neck pipe flanges
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EN/PED Steel Flanges
- DIN2573, DIN2576 carbon steel plate flanges
- DIN2527 blind flanges
- DIN2573, DIN2576 plate flange, backing flange,gasket
- EN1092-1 F304/F304L plate flange
- DIN2634 steel weld neck flanges
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- DIN2633 weld neck flanges EN1092-1 steel plate backing flanges
- EN1092-1 TYPE05 blind flanges
- EN1092-1 TYPE 11B weld neck flanges
- EN1092-1 type11B PN10 DN400 weld neck flange raised face
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BS Steel Flanges
- BS4504 code 105 steel blind flanges
- BS4504 code 101 steel plate flanges
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- BS4504 code 111 steel weld neck flanges
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JIS Steel Flanges
- JIS B2220 socket welding flange
- JIS B2220 slip on hubbed SOH flange
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- JIS B2220 steel Sip On plate SOP flanges
- JIS B2220 welding neck flanges
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Flange Standard
- API 6A Flange
- ANSI Flange
- ASME Flange
- DIN Flange
- EN1092-1 Flange
- UNI Flange
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- JIS/KS Flange
- BS4504 Flange
- GB Flange
- AWWA C207 Flange
- GOST Flange
- PSI Flange
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Weld Neck Flanges A / B Price
Manufacturers And Suppliers Of Different Types Of Flanges listed Below
Cities We Deliver To
Riyadh, Faridabad, Courbevoie, Kolkata, Rajkot, Howrah, Atyrau, Petaling Jaya, Ankara, Ho Chi Minh City, Kanpur, Istanbul, Geoje-si, La Victoria, Ahmedabad, Los Angeles, Montreal, New Delhi, Granada, Jeddah, Aberdeen, Calgary, Nashik, London, Chandigarh, Hyderabad, Chiyoda, Milan, Gimhae-si, Mumbai, Kuala Lumpur, Muscat, Ranchi, Abu Dhabi, Jakarta, Ernakulam, Tehran, Vung Tau, Kuwait City, Surat, Sydney, Houston, Edmonton, Ludhiana, Pune, Port-of-Spain, Ulsan, Caracas, Coimbatore, Mexico City, Hanoi, Al Khobar, Pimpri-Chinchwad, Bangkok, Secunderabad, Vadodara, Jaipur, Perth, Chennai, Cairo, Karachi, New York, Gurgaon, Melbourne, Manama, Busan, Rio de Janeiro, Colombo, Bengaluru, Madrid, Indore, Toronto, Ahvaz, Dubai, Thiruvananthapuram, Bhopal, Brisbane, Nagpur, Sharjah, Al Jubail, Thane, Dammam, Singapore, Santiago, Haryana, Doha, Moscow, Lagos, Jamshedpur, Baroda, Visakhapatnam, Dallas, Lahore, Hong Kong, Seoul, Noida, Bogota, Algiers, Navi Mumbai
Countries We Deliver To
Indonesia, Hong Kong, Kenya, Trinidad & Tobago,Tunisia, Kuwait, Russia, Norway, Mongolia, Croatia, Tibet, Nigeria, Nepal, Czech Republic, Portugal, Spain, Turkey, Finland, Lebanon, Azerbaijan, France, Japan, South Korea, Libya, Bolivia, Iraq, United Arab Emirates, Germany, Saudi Arabia, Jordan, Zimbabwe, Netherlands, Bhutan, United States, Morocco, Switzerland, Austria, Puerto Rico, Lithuania, Sweden, Poland, Serbia, Romania, Denmark, Bulgaria, South Africa, Iran, China, Qatar, Nigeria, Bangladesh, Gambia, Slovakia, New Zealand, Peru, Canada, Yemen, Ireland, Sri Lanka, Philippines, Iran, Costa Rica, Ecuador, Mexico, Italy, United Kingdom, Belgium, Israel, Venezuela, Thailand, Angola, Estonia, Belarus, Brazil, Taiwan, Pakistan, Hungary, Vietnam, Australia, Afghanistan, Algeria, Kazakhstan, Gabon, Mexico, Poland, Bahrain, Malaysia, Greece, Macau, Chile, Singapore, Colombia, Oman, Chile, Namibia, Ukraine, Ghana, Argentina, India, Egypt
Weld Neck Flanges A / B in United Arab Emirates | Weld Neck Flanges A / B in Canada | Weld Neck Flanges A / B in Pakistan | Weld Neck Flanges A / B in Spain | Weld Neck Flanges A / B in France | Weld Neck Flanges A / B in United Kingdom | Weld Neck Flanges A / B in Indonesia | Weld Neck Flanges A / B in Iran | Weld Neck Flanges A / B in Kuwait | Weld Neck Flanges A / B in Mexico | Weld Neck Flanges A / B in Malaysia | Weld Neck Flanges A / B in Nigeria | Weld Neck Flanges A / B in Singapore | Weld Neck Flanges A / B in Saudi Arabia | Weld Neck Flanges A / B in Netherlands | Weld Neck Flanges A / B in Brazil | Weld Neck Flanges A / B in Colombia | Weld Neck Flanges A / B in Egypt | Weld Neck Flanges A / B in Iraq | Weld Neck Flanges A / B in Sri Lanka | Weld Neck Flanges A / B in Russia | Weld Neck Flanges A / B in Vietnam | Weld Neck Flanges A / B in South Africa | Weld Neck Flanges A / B in Nigeria | Weld Neck Flanges A / B in Turkey | Weld Neck Flanges A / B in Bangladesh | Weld Neck Flanges A / B in Italy | Weld Neck Flanges A / B in Japan | Weld Neck Flanges A / B in Thailand | Weld Neck Flanges A / B in Hong Kong | Weld Neck Flanges A / B in Switzerland | Weld Neck Flanges A / B in New Zealand | Weld Neck Flanges A / B in Mozambique | Weld Neck Flanges A / B Dubai | Weld Neck Flanges A / B Taiwan | Weld Neck Flanges A / B Chile | Weld Neck Flanges A / B Venezuela | Weld Neck Flanges A / B Denmark | Weld Neck Flanges A / B in India | Weld Neck Flanges A / B Prices in India | Stainless Steel Pipe Fittings Stockist in India | Weld Neck Flanges A / B Supplier in India | Weld Neck Flanges A / B Exporter in India | Weld Neck Flanges A / B Manufacturer in India | Weld Neck Flanges A / B Distributor in India | Weld Neck Flanges A / B Trader in India | Weld Neck Flanges A / B Dealer in India | Weld Neck Flanges A / B Stockholder in India | Weld Neck Flanges A / B Importer in India. | Weld Neck Flanges A / B distributor in Mumbai | Weld Neck Flanges A / B with Test Certificate | Weld Neck Flanges A / B Manufacturer in Mumbai | Weld Neck Flanges A / B in United States