Heer Fittings is a reputed manufacturer and supplier of Pipe Collars in Delhi, India, providing quality solutions for numerous piping and mechanical requirements. Pipe collars are critical fittings used for supporting, joining, or ending pipe ends in industrial systems. Our pipe collars, made from quality alloys such as stainless steel, Inconel, Hastelloy, and carbon steel, provide dimensional precision and strength. These collars are manufactured to meet international standards, providing high strength and resistance to corrosion. Heer Fittings offers customized solutions to industries like oil & gas, power plants, petrochemicals, and water treatment supported by prompt delivery and quality service.
Standard – ANSI/ASME :ASTM A403 / ASME SA403, ANSI B16.9, ASME B16.25, ASME B16.28, MSS SP-43.
DIN : DIN2605, DIN2615, DIN2616, DIN2617, DIN28011
EN : EN10253-1, EN10253-2
Schedule : SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Type : Seamless / ERW / Welded / Fabricated
Size: 1/2″ (15 NB) to 48″ (1200NB)
Form: Pipe Collar, Butt weld Collar, Fitting Collar
Pipe Collars are manufactured from heavy-duty materials like stainless steel (SS 304, 316), carbon steel, Inconel, and other high-performance alloys. Based on the material, they have high tensile strength (450–800 MPa), good ductility, and corrosion resistance. High-alloy variants are improved in oxidation resistance and thermal stability with nickel and chromium. Made according to specifications such as ASTM A182, A105, or B366 (for alloys), these collars have good weldability and carrying capacity. Due to their rigidity of structure, they can be applied under high pressure and temperature conditions in demanding industrial environments.
Heer Fittings is a leading supplier of Collar in Delhi, India. We offer an extensive range of Collar, renowned for their excellent corrosion resistance and high strength, which makes them perfect for demanding industrial applications like chemical processing, marine environments, and high-temperature systems. With a commitment to quality and reliable delivery, we ensure our clients receive top-tier products tailored to meet the specific needs of various industries.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Choose Collar from Heer Fittings for superior quality, exceptional corrosion resistance, and reliable performance in extreme conditions. We offer customized solutions backed by expert support and industry experience.
Yes, custom sizes for Collar are available at Heer Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@heerfittings.com.
Stainless Steel Pipe Collar : ASTM A403 WP316/316L, ASTM A403 WP304/304L, ASTM A182 F316L, 304L, DIN 1.4301, DIN1.4306, DIN 1.4401, DIN 1.4404, 304H, 309, 310, 316, 316L, 317L, 321, 347, 904L
Carbon Steel Pipe Collar : ASTM A234, ASME SA234 WPB , WPBW, WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 & WPHY 70.
Alloy Steel Pipe Collar : ASTM A234, ASME SA234 WP1 / WP5 / WP9 / WP11 / WP22 / WP91
Duplex Steel Pipe Collar : ASTM A815, ASME SA815 UNS No S31803, S32205
Super Duplex Pipe Collar : ASTM A815, ASME SA815 UNS No S32750, S32950
Nickel Alloy Pipe Collar : ASTM B336, ASME SB336, Nickel 200 (UNS No. No2200), 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), Cupro-Nickel 70/30, CuNi10Fe1Mn, CuNi30Mn1Fe.
Low Temperature Carbon Steel Pipe Collar : ASTM A420 WPL3, A420 WPL6
| Nominal Pipe Size | Outside diameter at bevel | Length(E) | Limitwall thickness |
| 1/2″ | 21.3 | 25 | 4.57 |
| 3/4″ | 26.7 | 25 | 3.81 |
| 1″ | 33.4 | 38 | 4.57 |
| 1 1/4″ | 42.2 | 38 | 4.83 |
| 1 1/2″ | 48.3 | 38 | 5.08 |
| 2″ | 60.3 | 38 | 5.59 |
| 2 1/2″ | 73.0 | 38 | 7.11 |
| 3″ | 88.9 | 51 | 7.62 |
| 3 1/2″ | 101.6 | 64 | 8.13 |
| 4″ | 114.3 | 64 | 8.64 |
| 5″ | 141.3 | 76 | 9.65 |
| 6″ | 168.3 | 89 | 10.92 |
| 8″ | 219.1 | 102 | 12.70 |
| 10″ | 273.0 | 127 | 12.70 |
| 12″ | 323.8 | 152 | 12.70 |
| 14″ | 355.6 | 165 | 12.70 |
| 16″ | 406.4 | 178 | 12.70 |
| 18″ | 457.0 | 203 | 12.70 |
| 20″ | 508.0 | 229 | 12.70 |
| 22″ | 559.0 | 254 | 12.70 |
| 24″ | 610.0 | 267 | 12.70 |
Pipe Collars are employed to reinforce piping systems, ensure leak-proof connections, and allow alignment and repair of pipes. They are commonly applied in oil & gas pipeline systems, water treatment plants, chemical plants, power generation systems, and HVAC ducting. Pipe Collars act as mechanical supports or joining elements in welded or flanged pipe assemblies. In industry, they play a critical role in improving pipe longevity, accommodating movement, or sealing important joints. Due to their flexibility and consistency, pipe collars have become one of the popular solutions for new installations as well as maintenance of high-performance and corrosive service systems.
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