FLAT Flanges

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FLAT FLANGE Materials

BROCHURE

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Worldwide
Call us: + (91) 9819742205
sales@reputesteel.com
Steel Market, Mumbai, India

FLAT FLANGE

Repute Steel & Engineering co. is one of Best Manufacturer, Stockiest, Supplier and Biggest Exporter of Flanges. Being ISO 9001 Certified Repute Steel Focus on the Quality of the Product and Material. Flanges are widely used in all major Industrial Activities including Oil & Gas Industries, Petrochemical Refineries, Water Pipe Lines, Nuclear Reactors, Food Industry, Power Production Companies, Chemical Process Equipments, Heat Exchangers, Chemical & Fertilizers Companies, Instrumental industries, General Fabrication applications etc. We are among the largest Producer of Metal Flanges in India.

FORM Forged, Threaded, Weld Neck, Lapped Joint, Long Neck Weld, Customized, BLRF Blind, SORF Slip On, Screwed or Threaded, Spectacle, Orifice, Ring Type Joint, Socket weld, Reducing, SWRF, Plate, Back up Flanges
ASME B16.5 Weld Neck Flanges size range 1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000
Material Grade

Carbon Steel: A105, A694, A350 LF2 & LF3, ASTM A182 F1, F5, F9, F11, F22, F91, Stainless Steel : 304, 304L, 316L, UNS31803

Copper, Brass, Aluminium, Bronze, Cupro Nickel
Weld Neck Flanges Class / Pressure DIN: PN6 PN10 PN16 PN25 PN40; ANSI :  Class: 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, 3000LB
DIN Standard ND-PN6, PN10, PN16, PN25, PN40, PN64 etc.
JIS : 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K
Test Certificates EN 10204/ 3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Production technique Threaded, Heat treated and machined
Connect Type/ Flange Face Type Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ), Lap-Joint Face (LJF), Large Male-Female (LMF), Small Male-Female (SMF), Large Tongue & Groove, Small Tongue, Groove
Special design

As per your drawing
AS, ANSI, BS, DIN and JIS
15 NB (1/2″) to 200 NB (8″)
Equal and Reducing Configurations

Weld Neck Flanges Test Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, Ultrasonic flaw detector, Magnetic particle detector
Equipment Press machine, Bending machine, Pushing Machine, electric beveling machine Sand-blasting machine, etc
Weld Neck Flanges Origin West Europe / Japan / Indian / USA / Korean
Check Standard Dimensions

ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc.
BS Flange, EN Flange, API 6A/6B, ANSI Flange, ASME Flange, DIN Flange, EN1092-1 Flange, UNI Flange, JIS/KS Flange, BS4504 Flange, GB Flange, AWWA C207 Flange, GOST Flange, PSI Flange, Table Dimensions

  • B.S : BS4504, BS3293, BS1560, BS10
  • DIN : DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638
  • ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
  • ANSI : ANSI B16.5, ANSI B16.47 (API605), MSS SP44, ANSI B16.36, ANSI B16.48
  • ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48
  • AS 2129: table D; table E; table H
  • The other standard:AWWA C207;EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203;UNI2276
  • American standard (ANSI)
  • German (DIN)
  • British standard (BS)
  • Any other specilised flanges
Key markets and industries for Weld Neck Flanges
  • Bitumen upgraders
  • Heavy oil refineries
  • Nuclear power (mostly seamless)
  • Petrochemicals and acids
Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175

Repute Steel & Engineering co. is one of Best Manufacturer, Stockiest, Supplier and Biggest Exporter of Flanges. Being ISO 9001 Certified Repute Steel Focus on the Quality of the Product and Material. Flanges are widely used in all major Industrial Activities including Oil & Gas Industries, Petrochemical Refineries, Water Pipe Lines, Nuclear Reactors, Food Industry, Power Production Companies, Chemical Process Equipments, Heat Exchangers, Chemical & Fertilizers Companies, Instrumental industries, General Fabrication applications etc. We are among the largest Producer of Metal Flanges in India.

Best Quality Forge Flange Exporter

Repute Steel is engage in fulfill huge demand of Flanges along with Accurate Dimensions, highest Quality Standard as per International Material Specifications. We are Expert in Manufacturing of WELD NECK Flange, SLIP ON Flanges, BLIND Flanges, SOCKETWELD Flanges, SCREWED Flanges, THREADED Flanges, LAP JOINT Flanges, RTJ Flanges, FLAT Flanges, WELDO – NIPPO Flanges, SPECTACLE Flanges, HIGH HUB Flanges, LONG WELD NECK Flanges, RAISED FACE Flanges, PLATE Flanges.

Repute Steel & Engineering co. is one of Best Manufacturer, Stockiest, Supplier and Biggest Exporter of Flanges. Being ISO 9001 Certified Repute Steel Focus on the Quality of the Product and Material. Flanges are widely used in all major Industrial Activities including Oil & Gas Industries, Petrochemical Refineries, Water Pipe Lines, Nuclear Reactors, Food Industry, Power Production Companies, Chemical Process Equipments, Heat Exchangers, Chemical & Fertilizers Companies, Instrumental industries, General Fabrication applications etc. We are among the largest Producer of Metal Flanges in India.

WELD NECK FLANGE MATERIAL

STAINLESS STEEL FLANGES
CARBON STEEL FLANGES
ALLOY STEEL FLANGES
DUPLEX FLANGES
MONEL FLANGES
INCONEL FLANGES
HASTELLOY FLANGES
CUPRO NICKEL FLANGES
ALUMINIUM FLANGES

Our Advantages

Weld Neck Flange Materials & Grades


                        Materials:                                                  Standard, Grades
Stainless Steel Weld Neck Flanges:ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L
Carbon Steel Weld Neck Flanges:ASTM / ASME A/SA 105 ASTM / ASME A 350 , ASTM A 181 LF 2 / A516 Gr.70 A36, A694 F42, F46, F52, F60, F65, F70
Alloy Steel Weld Neck Flanges:ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91
Duplex Steel Weld Neck Flanges:ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61
6% Moly / Super Duplex Weld Neck Flanges:ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61
Low Temperature Steel Weld Neck Flanges:ASTM A350 LF2, LF3, LF6
High Yield Weld Neck Flanges:ASTM A694 F42, F52, F60, F65, F70
Nickel Alloys Weld Neck Flanges:ASTM SB564, SB160, SB472, SB162 – Nickel 200 (UNS No. N02200), Nickel 201 (UNS No. N02201), Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500), Inconel 800 (UNS No. N08800), Inconel 825 (UNS No. N08825), Inconel 600 (UNS No. N06600), Inconel 625 (UNS No. N06625), Inconel 601 (UNS No. N06601), Hastelloy C 276 (UNS No. N10276), Alloy 20 (UNS No. N08020)
Copper Alloys Weld Neck Flanges:ASTM SB 61, SB62, SB151, SB152 – UNS No. C 70600 (Cu-Ni 90/10), C 71500 (Cu-Ni 70/30), UNS No. C 10100, 10200, 10300, 10800, 12000, 12200
Alloys Weld Neck Flanges:ALLOY 20, ALLOY C, ALLOY C276, ALLOY B2
Other Grade of Weld Neck Flanges:Bronze, Brass, Cupro Nickel, Titanium, Inconel, Monel, Hastelloy, Lead, Jethete, Zeron, Super Duplex

Best Quality Metals

Flange materials : Stainless Steel, Carbon Steel, Duplex, Super Duplex, Mild Steel, Inconel, Monel, Hastelloy, SMO, Titanium, Bronze, Copper, Brass, Aluminium, Lead, Nickel Alloys etc.

Accurate Dimension

Dimensions of Flanges as per ANSI, ASME, DIN, JIS, AWWA, ASA, API 605, BS,  ANSI B16.47 SERIES A & B, MSS SP44, ASME / ANSI B16.5, ASME B16.48 / API 590, ANSI B16.10 / B 16.36,  API 6A etc.

All types of Flanges

Slip On Flange (SORF) (SOFF), Blind Flanges (BLRF) (BLFF), Weld Neck Flange (WNRF), Long Weld Neck (LWNRF), Threaded, Socket Weld (SW), Lap Joint (LJ), Ring Type Joint (RTJ), Flat Flange etc.

Weld neck flange manufacturers, stainless steel WN flanges – carbon steel rfwn flange & wnrf price list India

Price : US $0.5-600 / Piece

Weld Neck Flange Size EN 1092-1 (Type 11)

The weld neck flange dimensions and weights according to the EN 1092-1 type 11 specification for EU steel flanges. Charts show the size of the flanges (length, height, neck dimensions), the bolting requirements (number of bolt holes and bolts, plus the size of bolts) and the weights by flange diameter and nominal pressure (PN 6 to PN 40).

WELD NECK FLANGE DIMENSIONS PN 6

EN 1092-1 Type 11

WN Flange DNFlangeNeckRaised faceStud BoltsFlange weight
d1kDbh1d3srh2d4fd2ThreadBolt holesKg
1521,355801230302,004640211M1040,408
2026,965901432382,304650211M1040,621
2533,7751001435422,604660211M1040,762
3242,4901201435552,606670214M1241,110
4048,31001301438622,606780314M1241,260
5060,31101401438742,906890314M1241,430
6576,11301601438882,9069110314M1241,770
8088,915019016421023,20810128318M1642,880
100114,317021016451303,60810148318M1643,410
125139,720024018481554,00810178318M1684,650
150168,322526518481844,501012202318M1685,500
200219,128032020552366,301015258318M1688,600
250273,033537522602906,301215312318M161211,700
300323,939544022623427,101215365422M201215,300
350355,644549022623857,101215415422M201220,300
400406,449554022654387,101215465422M201623,100
450457,055059522654927,101215520422M201627,000
500508,060064524685387,101215570422M202030,800
600610,070575530706407,101216670526M242044,000
700711,081086030767408,001216775526M242453,700
800813,092097530768428,001216880530M272464,400
900914,01020107534789428,001216980530M272479,200
10001016,011201175388210458,0016161080530M272898,600
12001219,0134014054210412488,8016201295533M3032152,000
14001422,0156016305611414528,8016201510536M3336246,000
16001626,01760183063119165510,0016201710536M3340309,000
18001829,01970204569133185511,0016201920539M3644400,000
20002032,02180226574146205812,5016252125542M3948516,000
22002235,02390247581154226014,0018252335542M3952645,000
24002438,02600268587168246215,0018252545542M3956786,000
26002620,02810290591175266516,0018252750548M45601.021,000
28002820,030203115101188286517,0018302960548M45641.256,000
30003020,032203315102192306820,0018303160548M45681.404,000
32003220,034303525106202327220,0020303370548M45721.617,000
34003420,036403735110214347522,0020353580548M45761.877,000
36003620,038603970124229367822,0020353790556M52802.366,000

WELD NECK FLANGE DIMENSIONS PN 10

EN 1092-1 Type 11

WN Flange DNFlangeNeckRaised faceStud BoltsFlange weight
d1kDbh1d3srh2d4fd2ThreadBolt holesKg
200219,129534024622346,301016268322M20811,600
250273,035039526682926,301216320322M201215,800
300323,940044526683427,101216370422M201218,300
350355,646050526683857,101216430422M201625,300
400406,451556526724407,101216482426M241630,600
450457,056561528724887,101216532426M242035,100
500508,062067028755427,101216585426M242040,500
600610,072578030826428,001218685530M272052,900
700711,084089535857468,801218800530M272475,800
800813,0950101538968508,801218905533M3024102,000
900914,010501115389995012,5012201005533M3028121,000
10001016,01160123044105105212,5016201110536M3328161,000
12001219,01380145555132125612,5016251330539M3632258,000
14001422,01590167565143146014,2016251535542M3936371,000
16001626,01820191575159166616,0016251760548M4540547,000
18001829,02020211585175186817,5016301960548M4544691,000
20002032,02230232590186207217,5016302170548M4548830,000
22002235,024402550100202227520,0018352370556M52521.073,000
24002438,026502760110218247822,2018352570556M52561.329,000
26002620,028502960110224268025,0018402780556M52601.574,000
28002820,030703180124244288225,0018403000556M52641.987,000
30003020,032903405132257308532,0018453210562M56682.476,000

WELD NECK FLANGE DIMENSIONS PN 16

EN 1092-1 Type 11

WN Flange DNFlangeNeckRaised faceStud BoltsFlange weight
d1kDbh1d3srh2d4fd2ThreadBolt holesKg
1521,365951638322,004645214M1240,678
2026,9751051840402,304658214M1240,768
2533,7851151840462,604668214M1241,090
3242,41001401842562,606678218M1641,300
4048,31101501845642,606788318M1641,910
5060,31251651845742,968102318M1642,530
6576,11451851845922,9610122318M1643,030
8088,916020020501053,2610138318M1683,920
100114,318022020521313,6812158318M1684,620
125139,721025022551564,0812188318M1686,300
150168,324028522551844,51012212322M2087,810
200219,129534024622356,301016268322M201211,500
250273,035540526702926,301216320326M241216,700
300323,941046028783447,101216378426M241222,100
350355,647052030823908,001216438426M241632,800
400406,452558032854458,001216490430M271641,100
450457,058564034834908,001216550430M272048,500
500508650715,036845488,01216610433M302063,400
600610770840,0408867010,01218725536M332096,000
700711840910,04010475510,01218795536M332496,500
8008139501025,04110885512,51220900539M3624122,000
90091410501125,04811895512,512201000539M3628155,000
1000101611701255,059137105812,516221115542M3928233,000
1200121913901485,078160126214,216301330548M4532390,000
1400142215901685,084177146516,016301530548M4536495,000
1600162618201930,0102204166817,516351750556M5240760,000
1800182920202130,0110218187020,016351950556M5244929,000
2000203222302345,0124238207222,016402150562M56481.185,000

WELD NECK FLANGE DIMENSIONS PN 25

EN 1092-1 Type 11

WN Flange DNFlangeNeckRaised faceStud BoltsFlange weight
d1kDbh1d3srh2d4fd2ThreadBolt holesKg
200219,131036030802446,31016278326M241217,100
25027337042532882987,11218335330M271224,300
300323,943048534923528,01218395430M271631,800
350355,6490555381003988,01220450433M301648,800
400406,4550620401104528,81220505436M331663,300
450457600670461105008,81220550436M332076,000
5005086607304812555810,01220615436M332097,000
6006107708454812566011,01220720539M3620121,000
7007118759605012976014,21220820542M3924155,000
80081399010855313886416,01222930548M4524205,000
900914109011855714896817,512241030548M4528249,000
100010161210132063160107020,016241140556M5228338,000

WELD NECK FLANGE DIMENSIONS PN 40

EN 1092-1 Type 11

WN Flange DNFlangeNeckRaised faceStud BoltsFlange weight
d1kDbh1d3srh2d4fd2ThreadBolt holesKg
1521,365951638322,004645214M1240,768
2026,9751051840402,304658214M1241,090
2533,7851151840462,604668214M1241,300
3242,41001401842562,606678218M1641,910
4048,31101501845642,606788318M1642,150
5060,31251652048752,9068102318M1642,850
6576,11451852252902,90610122318M1683,680
8088,916020024581053,20812138318M1684,780
100114,319023524651343,60812162322M2086,460
125139,722027026681624,00812188326M2488,860
150168,325030028751924,501012218326M24811,700
200219,132037534882446,301016285330M271221,000
250273,0385450381053067,101218345333M301234,200
300323,9450515421153628,001218410433M301647,600
350355,6510580461254088,801220465436M331669,300
400406,45856605013546211,001220535439M361698,000
450457,06106855713550012,501220560439M3620105,000
500508,06707555714056214,201220615442M3920130,000
600610,07958907215066616,001220735548M4520209,000
 

Countries We Export Weld Neck Flanges :

Sri Lanka, Algeria, Poland, Greece, Hong Kong, Philippines, Ecuador, Serbia, Libya, Indonesia, Bahrain, United States, Portugal, Macau, Bulgaria, India, New Zealand, Mexico, Azerbaijan, Kazakhstan, Canada, Ukraine, Nepal, Puerto Rico, Sweden, Estonia, Kenya, Trinidad & Tobago,Tunisia, Malaysia, United Kingdom, Lebanon, South Korea, Colombia, Germany, Qatar, Morocco, Slovakia, Romania, Kuwait, Mexico, Angola, Poland, Belgium, Gabon, Thailand, Brazil, Australia, Nigeria, Tibet, Finland, Iran, France, Peru, Taiwan, Pakistan, Saudi Arabia, Costa Rica, Switzerland, Afghanistan, Russia, Israel, Egypt, Namibia, Chile, Croatia, Bolivia, China, Netherlands, Gambia, Turkey, Hungary, Spain, Norway, Belarus, Jordan, Bangladesh, Ghana, Nigeria, Bhutan, Denmark, Ireland, Singapore, Lithuania, United Arab Emirates, Austria, Czech Republic, Chile, Venezuela, Iraq, Italy, Mongolia, Iran, South Africa, Zimbabwe, Oman, Japan, Argentina, Vietnam, Yemen.

Cities We are supplying Weld Neck Flanges:

Delhi, Noida, Ghaziabad, Chennai, Peenya, Thane, Ambattur, Ludhiana, Gurgaon, Houston, Hanoi, Sharjah, Indore, Visakhapatnam, Brisbane, Vung Tau, Milan, Jamshedpur, Melbourne, Montreal, Hyderabad, Rio de Janeiro, Al Jubail, Chennai, Ulsan, Nagpur, Kanpur, Pune, Vadodara, Faridabad, Ranchi, Courbevoie, Ho Chi Minh City, Petaling Jaya, Istanbul, Thiruvananthapuram, Dammam, Aberdeen, Singapore, Toronto, Sydney, Atyrau, Secunderabad, Riyadh, Coimbatore, Busan, Granada, New York, Jakarta, Bengaluru, Seoul, Kuala Lumpur, Dubai, Mumbai, Muscat, Tehran, Colombo, Bangkok, Al Khobar, Ankara, Kuwait City, Rajkot, Doha, Abu Dhabi, Perth, Manama, Edmonton, Haryana, Ankleshwar, Bhoasri, MIDC, GIDC, Jeddah, Bogota, Santiago, Mexico City, Surat, Lagos, Chiyoda, Moscow, Kolkata, Bhopal, Dallas, Port-of-Spain, Jaipur, Hong Kong, Bengalore, Bengaluru, Chandigarh, Ernakulam, La Victoria, Los Angeles, Cairo, Karachi, Geoje-si, Nashik, Calgary, New Delhi, Baroda, Ahmedabad, Pimpri-Chinchwad, Madrid, Gimhae-si, Ahvaz, London, Caracas, Lahore, Algiers, Navi Mumbai, Howrah.

OUR MAIN EXPORT COUNTRIES for weld neck flanges:

  •   ASIA – Nepal, Thailand, Singapore, Sri Lanka, Vietnam, Bangladesh, South Korea
  •   Middle East – Kuwait, Dubai, Saudi Arabia, Yemen, Iran, Qatar,Oman, Bahrain, Jordan
  •   Europe – Germany, United Kingdom, Italy, Belgium, France, Croatia, Spain
  •   South America – Argentina, Chile, Brazil, Colombia, Venezuela, Paraguay
  •   Africa – Kenya, Ghana, Nigeria, South Africa, Sudan, Libya

Get Best Quotation of Flanges

Safety is one of the highest priorities within Industro. It is imperative that everyone follows the policies and guidelines to ensure their own safety and the safety of others around them.

Safety is one of the highest priorities within Industro. It is imperative that everyone follows the policies and guidelines to ensure their own safety and the safety of others around them.

Safety is one of the highest priorities within Industro. It is imperative that everyone follows the policies and guidelines to ensure their own safety and the safety of others around them.

Safety is one of the highest priorities within Industro. It is imperative that everyone follows the policies and guidelines to ensure their own safety and the safety of others around them.