We at UniFit metalloys manufacture, supply and trade Long Weldneck Flanges. We develop products that are sustainable and durable in the changing market trends.
Our products are built to last and offer outstanding usability in all kinds of use. Our Long Weldneck Flanges are resistant to corrosion and sensitization. We offer these Long Weldneck Flanges in various elements such as Stainless Steel, Alloy Steel, Carbon Steel, Titanium, Inconel, Copper-Nickel, Incoloy, Duplex and Super Duplex Steel as well. We develop products that are corrosion resistant. We have customization options on Long Weldneck Flanges such as size, thickness, grades, standards and Finishing as per customer requirements. Our Long Weldneck Flanges are widely used in many industries for various applications such as connect pipes, equipment to form piping systems, valves, machinery parts, screws, car headers, and food handling equipment.
We have a product range that is developed for reliability and use in all kinds of environments effectively.Enquiry Now
Dimensions : ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges etc.
Standards : ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings.
Size : 1/2" (15 NB) to 48" (1200NB).
Class : 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc.
Flange Face Type : Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
DIN : DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673.
ANSI : ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48.
BS : BS4504 , BS4504, BS1560, BS10.
In bridges and other structural steel works
Pylons and other architectural structures
Spiral Cases and penstocks in power plants
Stainless Steel Long Weldneck Flanges : ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L
Duplex & Super Duplex Steel Long Weldneck Flanges : ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61
Alloy Steel Long Weldneck Flanges : ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91
Carbon Steel Long Weldneck 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, F706
Nickel Alloy Long Weldneck 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 Alloy Steel Long Weldneck 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.
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