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ASME/ANSI b16.5 weld neck (wn) Pipe Flanges Manufacturer in India

Manufacturers & exporters of High Quality Weld Neck Forged Flanges

Carbon, Alloy, Stainless Steel Weld Neck Flanges

Long Weld Neck Flanges

Stainless Steel Long Weld Neck Flanges

Product Range : Stainless Steel Flanges

Long Weld Neck Flanges

Long Weld Neck Flanges


Our Product Range
Stainless Steel Flanges Stainless Steel 304 Flanges Stainless Steel 304L Flanges
Stainless Steel 310 Flanges Stainless Steel 310S Flanges Stainless Steel 316 Flanges
Stainless Steel 316h Flanges Stainless Steel 317 Flanges Stainless Steel 317l Flanges
Stainless Steel 321h Flanges Stainless Steel 347 Flanges Stainless Steel 347h Flanges
Duplex Steel Flanges Duplex Steel UNS S31803 Flanges Duplex Steel UNS S32205 Flanges
Super Duplex Steel UNS S32750 Flanges Super Duplex Steel UNS S32950 Flanges Carbon Steel Flanges
Inconel Flanges ASTM B564 Inconel 600 Flanges ASTM B564 Inconel 625 Flanges
Super Duplex Steel Flanges Hastelloy Flanges Hastelloy c22 Flanges
Stainless Steel 304H Flanges Stainless Steel 316l Flanges Stainless Steel 321 Flanges
Stainless Steel 446 Flanges Hastelloy C276 Flanges Hastelloy c22 Flanges
Alloy Steel Flanges ASTM B564 Incoloy 825 Flanges Hastelloy b2 Flanges

Size: 1/2″ (15 NB) to 48″ (1200NB)

Standards: ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, 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 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 Weld Neck Flanges: ASTM A182 F202, F304/304L/304H, F316/316L, F316H, F316TI, F310, F321, F904L

Alloy Steel Weld Neck Flanges: ASTM A182 F1, F5, F9, F11, F22, F91

Special Alloy Weld Neck Flanges: Duplex, Super Duplex, Nickel Alloys

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


Long Neck Weld Flange
 
Size : 1/2"NB TO 36"NB IN
Class : 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
 
Specifications As Per The International Standard ASTM, ASME, API, AISI, BS, ANSI, DIN, JIS, MSSP, NACE
 
Materials :
Nickel Alloy Long Neck Weld Flange
Standard:

• ASTM / ASME SB 564 / 160 / 472 
• UNS 10276 (HASTELLOY C 276 Long Neck Weld Flange )
• UNS 2200 (NICKEL 200 Long Neck Weld Flange)
• UNS 2201 (NICKEL 201 Long Neck Weld Flange)
• UNS 4400 (MONEL 400 Long Neck Weld Flange)
• UNS 8020 (ALLOY 20 Long Neck Weld Flange)
• UNS 8825 (INCONEL 825 Long Neck Weld Flange)
• UNS 6600 (INCONEL 600 Long Neck Weld Flange)
• UNS 6601 (INCONEL 601 Long Neck Weld Flange)
• UNS 6625 (INCONEL 625 Long Neck Weld Flange)

Copper Alloy Long Neck Weld Flange 
ASTM / ASME SB 61 / 62 / 151 / 152.
C 70600 (CU -NI- 90/10) - Cupro Nickel Long Neck Weld Flange 
C 71500 (CU -NI- 70/30) - Copper Nickel Long Neck Weld Flange 
UNS NO. C 92200, UNS NO. C 83600, UNS NO. UNS NO C 10100,
C 10200, C 10300, C 10800, C 12000, C 12200

Duplex Steel Long Neck Weld Flange 
ASTM / ASME A/SA 182 UNS F 44, F 45, F51, F 53, F 55, F 60, F 61.

Stainless Steel Long Neck Weld Flange - SS Long Neck Weld Flange 
ASTM A182 
Grade : F 304, 304L, 304H, 309S, 309H, 310S, 310H, 316, 316TI, 316H, 316L, 316LN, 317, 317L, 321, 321H, 347, 347H, 904L.

Alloy Steel Long Neck Weld Flange - AS Long Neck Weld Flange 
ASTM SA 182 F1/F5/F9/F11/F22/F91

Carbon Steel Long Neck Weld Flange - CS Long Neck Weld Flange 
ASTMA 105 Gr. F42/46/52/56/60/65/70

Low Temperature Carbon Steel Long Neck Weld Flange - LTCS Long Neck Weld Flange 
A350 LF2/A350 LF3

Value Added Services
• Hot Dip Galvanizing • Epoxy Coating

Test Certificate
Mill Test Certificate as per EN 10204 / 3.1B


Stainless Steel : Long Weld Neck Flanges ASTM A 182, Long Weld Neck Flanges A 240
Forged Flanges Grade : : ANSI B 16.5
Long Weld Neck Flanges F 304
Long Weld Neck Flanges 304L
Long Weld Neck Flanges 304H
Long Weld Neck Flanges 316
Long Weld Neck Flanges 316L
Long Weld Neck Flanges 316Ti
Long Weld Neck Flanges 310
Long Weld Neck Flanges 310S
Long Weld Neck Flanges 321
Long Weld Neck Flanges 321H
Long Weld Neck Flanges 317
Long Weld Neck Flanges 347
Long Weld Neck Flanges 347H
Long Weld Neck Flanges 904L
PRESSURE CLASS 
Long Weld Neck Flanges 150 LBS 
Long Weld Neck Flanges 300 LBS
Long Weld Neck Flanges 400 LBS 
Long Weld Neck Flanges 600 LBS
Long Weld Neck Flanges 900 LBS 
Long Weld Neck Flanges 1500 LBS 
Long Weld Neck Flanges 2500 LBS

FORM
Slip On - SORF, JIS Standard - WNRF, JIS Standard - SWRF, BLIND - BLRF, Lapped Joint, Screwed, Long JIS Standard, Reducing, Spectacle, Ring Joint, Drowing

ANSI B 16.5 Class 150 lb - Long Weld Neck Flanges
The wide range of ANSI B 150 Class- Long Weld Neck Flanges offered by us is in conformation with international quality standards. These are designed as per the standards set by various national and international authorities and are manufactured using high grade steel. Our range of flanges is highly acknowledged in the domestic and global markets, due to features such as application specific design and corrosion resistance.

Stainless Steel Long Weld Neck Flanges : ASTM A 182, A 240

Long Weld Neck Flanges Grade : F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L,
Duplex stainless steel UNS S31803, 2205, Super Duplex stainless steel Long Weld Neck Flanges UNS S32750

Carbon Steel Long Weld Neck Flanges : ASTM A 105, ASTM A 181

Alloy Steel Long Weld Neck Flanges : ASTM A 182, GR F1, F11, F22, F5, F9, F91

Nickel Alloys Long Weld Neck Flanges : Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22,C276

Copper Alloys Long Weld Neck Flanges Copper, Brass & Gunmetal

Long Weld Neck Flanges Size : 1/8" NB TO 48"NB.

Long Weld Neck Flanges Class : 150#, 300#,400 #,600#,900#, 1500# & 2500 #.

Long Weld Neck Flanges ::

Long Weld Neck Flanges are widely used in special circumstances with their main advantage being that they can be attached to the pipe without welding. We are one of the leading manufacturer and supplier of steel Long Weld Neck Flanges in India, we can supply stainless steel, carbon steel and nickel alloy Long Weld Neck Flanges.

Long Weld Neck Flanges, steel Long Weld Neck Flanges are available with following specifications:

Stainless Steel Long Weld Neck Flanges : ASTM A 182, A 240 Long Weld Neck Flanges Grade : F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L, Duplex stainless steel UNS S31803, 2205,
Super Duplex stainless steel Long Weld Neck Flanges UNS S32750
Carbon Steel Long Weld Neck Flanges : ASTM A 105, ASTM A 181
Alloy Steel Long Weld Neck Flanges : ASTM A 182, GR F1, F11, F22, F5, F9, F91 Nickel Alloys Long Weld Neck Flanges: Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22, C276
Copper Alloys Long Weld Neck Flanges Copper, Brass & Gunmetal

Long Weld Neck Flanges Size : 1/8" NB TO 48"NB. Long Weld Neck Flanges Class : 150#, 300#,400 #,600#,900#, 1500# & 2500 #.

ANSI B 16.5 Class 300 - Long Weld Neck Flanges
We are a leading manufacturer and exporter of a wide range of ANSI B 16.5 Class 300 - Long Weld Neck Flanges, which has dimensions that corresponds to the inside diameter of the pipe and has a standard wall thickness of 40S. The weights of these flanges are based as per the clients’ requirements.

Stainless Steel Long Weld Neck Flanges : ASTM A 182, A 240

Long Weld Neck Flanges Grade : F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L,
Duplex stainless steel UNS S31803, 2205, Super Duplex stainless steel Long Weld Neck Flanges UNS S32750

Carbon Steel Long Weld Neck Flanges : ASTM A 105, ASTM A 181

Alloy Steel Long Weld Neck Flanges : ASTM A 182, GR F1, F11, F22, F5, F9, F91

Nickel Alloys Long Weld Neck Flanges : Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22,C276

Copper Alloys Long Weld Neck Flanges Copper, Brass & Gunmetal

Long Weld Neck Flanges Size : 1/8" NB TO 48"NB.

Long Weld Neck Flanges Class : 150#, 300#,400 #,600#,900#, 1500# & 2500 #.

ANSI B 16.5 Class 600 - Long Weld Neck Flanges
We have with us a range of ANSI B 16.5 Class 600 - Long Weld Neck Flanges that are manufactured using high grade steel. These flanges are suitable to be used in low pressure services at ambient temperature. Designed using advanced technology, our range is widely appreciated for dimensional accuracy, corrosion resistance and high durability. Further, we also make sure that these flanges meet the international quality standards.

Stainless Steel Long Weld Neck Flanges : ASTM A 182, A 240

Long Weld Neck Flanges Grade : F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L,
Duplex stainless steel UNS S31803, 2205, Super Duplex stainless steel Long Weld Neck Flanges UNS S32750

Carbon Steel Long Weld Neck Flanges : ASTM A 105, ASTM A 181

Alloy Steel Long Weld Neck Flanges : ASTM A 182, GR F1, F11, F22, F5, F9, F91

Nickel Alloys Long Weld Neck Flanges : Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22,C276

Copper Alloys Long Weld Neck Flanges Copper, Brass & Gunmetal

Long Weld Neck Flanges Size : 1/8" NB TO 48"NB.

Long Weld Neck Flanges Class : 150#, 300#,400 #,600#,900#, 1500# & 2500 #.

ANSI B 300 Class - JIS Standard Flangaes
Stainless Steel Long Weld Neck Flanges : ASTM A 182, A 240

Long Weld Neck Flanges Grade : F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L,
Duplex stainless steel UNS S31803, 2205, Super Duplex stainless steel Long Weld Neck Flanges UNS S32750

Carbon Steel Long Weld Neck Flanges : ASTM A 105, ASTM A 181

Alloy Steel Long Weld Neck Flanges : ASTM A 182, GR F1, F11, F22, F5, F9, F91

Nickel Alloys Long Weld Neck Flanges : Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22,C276

Copper Alloys Long Weld Neck Flanges Copper, Brass & Gunmetal

Long Weld Neck Flanges Size : 1/8" NB TO 48"NB.

Long Weld Neck Flanges Class : 150#, 300#,400 #,600#,900#, 1500# & 2500 #

ANSI B 2500 Class - Long Weld Neck Flanges
Another range of Long Weld Neck Flanges offered by us is ANSI B 2500 Class- Long Weld Neck Flanges. These conform to ASME B1. 20.1 NTP threads, the only exceptions are small male and female plain face Long Weld Neck Flanges which use NPSL locknut threads. The flanges offered by us are offered in numerous specifications and can be further customized as per the requirements of our clients.
Stainless Steel Long Weld Neck Flanges : ASTM A 182, A 240

Long Weld Neck Flanges Grade : F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L,
Duplex stainless steel UNS S31803, 2205, Super Duplex stainless steel Long Weld Neck Flanges UNS S32750

Carbon Steel Long Weld Neck Flanges : ASTM A 105, ASTM A 181

Alloy Steel Long Weld Neck Flanges : ASTM A 182, GR F1, F11, F22, F5, F9, F91

Nickel Alloys Long Weld Neck Flanges : Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22,C276

Copper Alloys Long Weld Neck Flanges Copper, Brass & Gunmetal

Long Weld Neck Flanges Size : 1/8" NB TO 48"NB.

Long Weld Neck Flanges Class : 150#, 300#,400 #,600#,900#, 1500# & 2500 #.

ANSI B 16.5 Class 300 Long Weld Neck Flanges
The ANSI B 300 Class Long Weld Neck Flanges offered by us conforms to the ASME B1. 20.1 NTP threads. Designed as per the industry established parameters, these are fabricated using high grade raw material. These flanges are counter-bored and are chamfered to the counter bore at an angle of 450 (approx). Our range of Long Weld Neck Flanges finds application in numerous industries and is known for optimum performance and durability.

Stainless Steel Long Weld Neck Flanges : ASTM A 182, A 240

Long Weld Neck Flanges Grade : F304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L,
Duplex stainless steel UNS S31803, 2205, Super Duplex stainless steel Long Weld Neck Flanges UNS S32750

Carbon Steel Long Weld Neck Flanges : ASTM A 105, ASTM A 181

Alloy Steel Long Weld Neck Flanges : ASTM A 182, GR F1, F11, F22, F5, F9, F91

Nickel Alloys Long Weld Neck Flanges : Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22,C276

Copper Alloys Long Weld Neck Flanges Copper, Brass & Gunmetal

Long Weld Neck Flanges Size : 1/8" NB TO 48"NB.

Long Weld Neck Flanges Class : 150#, 300#,400 #,600#,900#, 1500# & 2500 #.


Forged Flanges
Threaded Flanges
Weld Neck Flanges
Lapped Joint Flanges
Long Neck Weld Flange
Customised Flanges

BLRF Blind Flanges
SORF Slip On Flanges
Screwed or Threaded Flange
Spectacle Flange
Orifice Flange
Ring Type Joint Flange
BS Flanges
Socket weld Flange
Reducing Flange
SWRF - Socket Weld Raised Face Flanges
JIS Standard Flange
DIN Standard Flange
ANSI Flange
DIN Flange
Plate Flanges
Back up Flanges

Specifications, Dimensions Weld Neck Flanges

  • ANSI/ASME B16.5 Welding Neck Flange 150lb
  • ANSI/ASME B16.5 Welding Neck Flange 300lb
  • ANSI/ASME B16.5 Welding Neck Flange 400lb
  • ANSI/ASME B16.5 Welding Neck Flange 600lb
  • ANSI/ASME B16.5 Welding Neck Flange 900lb
  • ANSI/ASME B16.5 Welding Neck Flange 1500lb
  • ANSI/ASME B16.5 Welding Neck Flange 2500lb
  • ANSI/ASME B16.47 Series B Weld Neck Flange 75lb
  • ANSI/ASME B16.47 Series B Weld Neck Flange 150lb
  • ANSI/ASME B16.47 Series B Weld Neck Flange 300lb
  • ANSI/ASME B16.47 Series B Weld Neck Flange 600lb
  • ANSI/ASME B16.47 Series B Weld Neck Flange 400lb
  • ANSI/ASME B16.47 Series B Weld Neck Flange 900lb
  • ANSI/ASME B16.47 Series A (MSS SP44) Weld Neck Flange 150lb
  • ANSI/ASME B16.47 Series A (MSS SP44) Weld Neck Flange 300lb
  • ANSI/ASME B16.47 Series A (MSS SP44) Weld Neck Flange 400lb
  • ANSI/ASME B16.47 Series A (MSS SP44) Weld Neck Flange 600lb
  • ANSI/ASME B16.47 Series A (MSS SP44) Weld Neck Flange 900lb

ASTM / ASME FLANGES RAMESH GROUP SUPPLY ALL KINDS OF FLANGES

Duplex Steel Flange Gradewise Stock At a Glance:-

Nickel Alloys Flange Gradewise Stock At a Glance:-

Available Stainless Steel Flanges Products Stock at Ramesh Group

Din/Jis/Asmi Flanges Stock At a Glance:-

List of Countries Where Ramesh Group supply Stainless Steel Flanges:-

In India where Ramesh Group supply Flanges :-