Long Weld Neck Flanges Manufacturers in India

Long Weld Neck Flanges manufacturer, SS Long Weld Neck Flanges, Alloy Steel Long Weld Neck Flanges, Carbon Steel Long Weld Neck Flanges, Inconel Long Weld Neck Flanges, Monel Long Weld Neck Flanges, hastelloy Long Weld Neck Flanges Manufacturers in India. ANSI/ASME B16.5,B16.47,B16.47,B16.36, B16.48 Long Weld Neck Flanges

Long Weld Neck Flanges manufacturer, Long Welding Neck Flange suppliers,Seamless/Seam Welded Long Weld Neck Flanges, Fabricated Long Weld Neck Flanges, Long Weld Neck Flanges Suppliers in Indonesia, UAE, Saudi Arabia, Oman, Qatar, Australia.

Riton Metal Industries is specialized in manufacturing and supplying of Long Weld Neck Flanges , Flanges, Pipe Fitting, Forged Fittings, Butt weld fittings, Flanges in Stainless steel, alloy Steel & carbon Steel since 1991, we manufacture wide range of Long Weld Neck Flanges such as SS Long Welding Neck Flange, Alloy Steel Long Welding Neck Flange, Carbon Steel Long Welding Neck Flange, Inconel Long Welding Neck Flange, Monel Long Welding Neck Flange, hastelloy Long Welding Neck Flange etc. as per International standard like ASME/ASTM/API, we are supplying & exporting Long Weld Neck Flanges in seamless & welded both forms to more than 60 countries for over 2 decades, we have our dealers & distributors in Nigeria, Australia, Malaysia, Egypt, South Africa, Tanzania, Kenya, Mozambique, Angola, Gabon Germany, Turkey, France, United Kingdom, Italy, Netherlands, Iran , Iraq , Saudi Arabia, United Arab Emirates , Iisrael, Jordan, Oman, Kuwait, Qatar, Bahrain, Bangladesh, China, Indonesia, South Korea, Pakistan, Philippines, Singapore, Sri Lanka, Thailand, Vietnam, Brazil, Colombia, Argentina & United States of America, Riton Metal Industries is the only company in INDIA which is approved Manufacturer & supplier of Long Weld Neck Flanges in 300 top companies worldwide. Few of them are ORPIC, NIORDC, Saudi Aramco, SABIC, PIDMCO, GASCO, KNPC, Indian Oil, BPCL, HPCL, NTPC, BARC & Indian Navy, Riton Metal Industries is ISO 9001:2008, ISO 14001, OHSAS 18001 Certified Company since 2006 & PED approved Manufacturer since 2008, Riton Metal Industries is India's 6th largest Manufacturer, supplier & exporter of Long Weld Neck Flanges .

Riton Metal Industries is manufacturing & exporting pipe flange from 1/2” thru 200”, 150 lbs to 3000 lbs including carbon Steel flanges , Long Weld Neck Flanges and alloy Steel flanges according to ANSI , API , MSS , AWWA , DIN , JIS , BS and GB for the world market. We are experienced & specialized in manufacturing special ring flanges and other forgings as per drawing provided by our clients.

We supply ASME Code and Non Code Industrial flanges for the Petrochemical, Chemical & Waterworks industries. check our price before buying ANSI, API, AWWA pipe flanges in carbon Steel flanges , Stainless Steel Flange , alloy Steel flanges and chrome steel flanges. Weld Neck Flanges , Long Weld Neck Flanges , Blind flanges , Threaded flanges , socket weld flanges , Lap Joint flanges , Orifice Flanges in sizes 1/2" to 198" .

Infrastructure :

we at Riton Metal Industries have 200 sets of equipment, including 20 sets of modern forging equipment, 140 high precision machine tools, floor-type lathes, drills, vertical lathes and other machining equipment, 2 electrical heating furnaces, 5 heat treatment furnaces, 2 PMI detection equipment, tensile machines, impact testers, hardness testers, metallographic analyzers, digital UT flaw detectors, etc. Forging process available in house: ring rolling forging, open die forging

ASME/ ANSI B16.5 Long Weld Neck Flanges latest price & specification

Price: US $0.2-10 / Piece

Size: 1/2" (15 NB) to 48" (1200NB)

Standards: ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, BS 4504, EN1092, UNI 2277/2278, DIN, B16.5-2009 B16.47-2006 asme asme
API605-1988, mss sp 44-2006, csa Z245.12-05-2005, EN1092-1-2007 EN1759-1-2004, DIN2630 DIN2631 DIN2632 DIN2633 DIN2634 DIN2635 DIN2636 DIN2637 DIN2638, BS1560-3.1 BS4504-3.1-1989 -1989, Afnor nf E29-200-1-2007, ISO7005-1-1992, AS2129-2000, jis B2220-2004, Custom Drawings

Pressure Ratings: Class 150, Class 300, Class 400, Class 600, Class 900, Class1500, Class 2500 | PN6, PN10, PN16, PN25, PN40, PN64 etc.

Carbon Steel ASME B16.5 Long Weld Neck Flanges: ASTM A105/A105N, A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, A694 F42, F46, F48, F50, F52, F56, F60, F65, F70, A516.60, 65, 70 (Spectacle Blind Flange, Spacer Ring/Spade Flange), Steel RST37.2, C22.8

Stainless Steel ASME B16.5 Long Weld Neck Flanges: ASTM A182 F 202, F 304/ 304L/ 304H, F 316/316L, F 316H, F 316TI, F 310, F 321, F 904L

Alloy Steel ASME B16.5 Long Weld Neck Flanges: ASTM A182 F1, F5, F9, F11, F22, F91

Special Alloy ASME B16.5 Long Weld Neck Flanges:
Nickel Alloys ASME B16.5 Long Weld Neck Flanges: 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), Titanium (Grade I & II).
Duplex, Super Duplex ASME B16.5 Long Weld Neck Flanges: ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61, 2205 (UNS No. S31803), 2507 (UNS No.S32750)

Copper Alloy ASME B16.5 Long Weld Neck Flanges: UNS No. C 10100, 10200, 10300, 10800, 12000, 12200, 70600, 71500, UNS No. C 70600 (Cu -Ni- 90/10), C71500 (Cu -Ni- 70/30)

Flange Face Type: Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Flange Form: SORF, WNRF, BLRF, SWRF, LAP Joint, Threaded, Reducing, Spectacle, etc

Coating/Surface Treatment: Anti-rust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized

Value Added Services: CNC Machining, Customised Flanges

ASME/ ANSI B16.5 Long Weld Neck Flanges 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)	Table D. Table E. Table F. Table H. Table J. Table K. Table R. Table S.Table T.

Typical Stainless Steel 18/8 Grade Designations:

ASTM	BS	DIN	EURONORM
304	304S15	X5 Cr Ni 18 10	1.4301
304L	304S11	X2 Cr Ni 18 9	1.4307
316	316S31	X5 Cr Ni Mo 17 12 2	1.4401
316L	316S11	X2 Cr Ni Mo 17 13 2	1.4404
321	321S31	X6 Cr Ni 18 10	1.4541
316Ti	320S31	X6 Cr Ni Mo Ti 17 12 2	1.4571
SMO	254SMO	X1 Cr Ni Mo Cu N 20 18 7	1.4547

ASME/ANSI B16.5 Long Neck Weld Flanges

Item	steel flange, steel pipe flanges, Long weld neck flange
Standard	AISI B16.5, AISI B16.47, AISI B16.36, MSS SP44, API6A, BS 4504, EN1092, UNI 2277/2278, DIN 4504
Material	Carbon Steel Long weld neck flange: ASTM A105/A105N, A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, A694 F42, F46, F48, F50, F52, F56, F60, F65, F70, A516.60, 65, 70 (Spectacle Blind Flange, Spacer Ring/Spade Flange), Steel RST37.2, C22.8Stainless Steel Long weld neck flange: ASTM A182 F202, F304/304L/304H, F316/316L, F316H, F316TI, F310, F321, F904LAlloy Steel Long weld neck flange: ASTM A182 F1, F5, F9, F11, F22, F91Special Alloy Long weld neck flange: Duplex, Super Duplex, Nickel Alloys
Type	Plate Flange, Flat Flange, Slip on Flange, Welding Neck Flange, Long Welding Neck Flange, Blind Flange, Socket Welding Flange, Thread Flange, Screwed Flange, Lap Joint Flange
Connection type	Raised Face, Flat Face, Ring Type Joint, Lap-Joint Face, Large Male-Female, Small Male-Female, Large Tongue, Groove, Small Tongue, Groove.
Size	1/2″-100″, SCH5S-SCH160, XS, XXS, STD
Application	Widely used in petroleum/ chemical industry/power/ship building/paper making/metallurgy/ construction /water supply and sewage work

Long Weld Neck (WN) Flanges Dimensions:

Dimensions and tolerances in accordance with ANSI/ASME B16.5 for sizes 1/2″ to 24″.
Carbon steel forgings in accordance with ASTM A105.
Bolt circle diameters are 1/8 inch larger than bolt diameter.
Connection complies with ASME BPVC Section II, Section VIII Division 1 and ASTM A105.

Specification/ Dimension of ANSI, ASME, ASA, B16.5 WELDING NECK FLANGE RF

Pipe Size(NPS)	OutsideDiameterofFlangeA	Diameter of Raised FaceB	Thickness of FlangeC	Diameter of BoreD	Diameter of Hub at BaseJ	Lengthof HubK	Nunberof Bolt Holes	Diamete of Bolt Holes	Bolt Circle DiameterP	Approx. Weight
1/2	3 3/4	1 3/8	9/16	0.50	1 1/2	9	4	5/8	2 5/8	5
3/4	4 5/8	1 11/16	5/8	0.75	1 7/8	9	4	3/4	3 1/4	9
1	4 7/8	2	11/16	1.00	2 1/8	9	4	3/4	3 1/2	10
1 1/4	5 1/4	2 1/2	3/4	1.25	2 1/2	9	4	3/4	3 7/8	14
1 1/2	6 1/8	2 7/8	13/16	1.50	2 3/4	9	4	7/8	4 1/2	17
2	6 1/2	3 5/8	7/8	2.00	3 1/4	9	8	3/4	5	19
2 1/2	7 1/2	4 1/8	1	2.50	3 15/16	9	8	7/8	5 7/8	28
3	8 1/4	5	1 1/8	3.00	4 5/8	9	8	7/8	6 5/8	36
3 1/2	9	5 1/2	1 3/16	3.50	5 1/4	9	8	7/8	7 1/4	45
4	10	6 3/16	1 1/4	4.00	5 3/4	12	8	7/8	7 7/8	54
5	11	7 5/16	1 3/8	5.00	7	12	8	7/8	9 1/4	86
6	12 1/2	8 1/2	1 7/16	6.00	8 1/8	12	12	7/8	10 5/8	108
8	15	10 5/8	1 5/8	8.00	10 1/4	12	12	1	13	150
10	17 1/2	12 3/4	1 7/8	10.00	12 5/8	12	16	1 1/8	15 1/4	218
12	20 1/2	15	2	12.00	14 3/4	12	16	1 1/4	17 3/4	289
14	23	16 1/4	2 1/8	14.00	16 3/4	12	20	1 1/4	20 1/4	342
16	25 1/2	18 1/2	2 1/4	16.00	19	12	20	1 3/8	22 1/2	426
18	28	21	2 3/8	18.00	21	12	24	1 3/8	24 3/4	493
20	30 1/2	23	2 1/2	20.00	23 1/8	12	24	1 3/8	27	575
22	-	-	-	-	-	-	-	-	-	-
24	36	27 1/4	2 3/4	24.00	27 5/8	12	24	1 5/8	32	823

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Type Of Long Welding Neck Flanges Available At Best Price

stainless steel Long Weld Neck Flange	Alloy steel Long Weld Neck Flange	Carbon steel Long Weld Neck Flange	Duplex steel Long Weld Neck Flange	Super Duplex Long Weld Neck Flange
Alloy 20 Long Weld Neck Flange	Nickel Long Weld Neck Flange	Inconel Long Weld Neck Flange	Hastelloy Long Weld Neck Flange	Monel Long Weld Neck Flange

Long Weld Neck Flanges Flange Price :

LWN Flanges – 300 lb Class – Long Weld Neck Flanges , Heavy Barrel , Equal Barrel
US $1-10000 / Piece ( FOB Price)

ASME B16.5 Long Weld Neck Flanges Flange Forging
US $60.0-60.0 / Sets ( FOB Price)

Steel Flanges Manufacturing Process

We have supplied Long Weld Neck Flange to below countries

Malaysia	Angola	Netherlands
Nigeria	Gabon	Iran
Egypt	Germany	Iraq
South Africa	Turkey	United Arab Emirates
Tanzania	France	israel
Kenya	United Kingdom	Jordan
Algeria	Italy	Oman
Uganda	Philippines	Kuwait
Ghana	Singapore	Qatar
Mozambique	Sri Lanka	China
Morocco	Thailand	Indonesia
Saudi Arabia	Vietnam	Japan
Canada	United States	Pakistan
Mexico

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Long Welding Neck Flanges