We provide all types of Flanges available in different grades. Our high-quality range of Flanges are exclusively designed for steel factories, petrochemical industry, fire protection systems, chemical industries, shipping/shipment industries, etc.
As a leading manufacturer, supplier and stockist of Nickel Flanges, Navgrah Steel is making its way to the top in the national and international market. It adheres to all the standards put forth by them. ASTM B564 Nickel Alloy Flanges are used in condensers, heat exchangers, power generation, pharmaceutical equipment, etc. ASME SB 564 Nickel Alloy 200 Pipe Flanges are used with a Lap Joint flange, as a backing flange. Nickel Alloy UNS N02200 Blind Flanges are the most highly stressed flanges. It is used in valves and pressure opening vessels.
We are one of the leading Manufacturers, Supplier and Exporters of high quality Inconel Flanges. These Inconel / Incoloy Flanges are available in special alloys like Inconel 600, Inconel 601, Inconel 625, Inconel 718, Inconel X-750, Incoloy 800, Incoloy 800H/ HT and Incoloy 825 etc. We are manufactured as per the international quality and safety standards. These Inconel Flanges are widely used in various applications industry like Oil & Gas industry, chemical industry, engineering etc..
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|---|
| Incoloy 825 | 8.14 g/cm3 | 1400 °C (2550 °F) | Psi – 80,000 , MPa – 550 | Psi – 32,000 , MPa – 220 | 30 % |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| Inconel 625 | 2.4856 | N06625 | NCF 625 | NA 21 | ХН75МБТЮ | NC22DNB4MNiCr22Mo9Nb | NiCr23Fe |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| Alloy 600 | 2.4816 | N06600 | NCF 600 | NA 13 | МНЖМц 28-2,5-1,5 | NC15FE11M | NiCr15Fe |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| Inconel 718 | 2.4668 | N07718 | NCF 718 | – | – | – | – |
| STANDARD | UNS | WERKSTOFF NR. | AFNOR | EN | JIS | BS | GOST |
|---|---|---|---|---|---|---|---|
| Hastelloy C276 | N10276 | 2.4819 | – | NiMo16Cr15W | NW 0276 | – | ХН65МВУ |
| Hastelloy C276 | Ni | C | Mo | Mn | Si | Fe | P | S | Co | Cr |
| Balance | 0.010 max | 15.00 – 17.00 | 1.00 max | 0.08 max | 4.00 – 7.00 | 0.04 max | 0.03 max | 2.5 max | 14.50 – 16.50 |
| STANDARD | UNS | WERKSTOFF NR. | AFNOR | EN | JIS | BS | GOST |
| Hastelloy C22 | N06022 | 2.4602 | – | NiCr21Mo14W | NW 6022 | – | – |
| Hastelloy C22 | Ni | C | Mo | Mn | Si | Fe | P | S | Co | Cr |
| Balance | 0.010 max | 12.5 – 14.5 | 0.50 max | 0.08 max | 2 – 6 | 0.02 max | 0.02 max | 2.5 max | 20 – 22.5 |
| STANDARD | UNS | WERKSTOFF NR. | AFNOR | EN | JIS | BS | GOST |
| Monel 400 | N04400 | 2.4360 | NU-30M | NiCu30Fe | NW 4400 | NA 13 | МНЖМц 28-2,5-1,5 |
| STANDARD | UNS | WERKSTOFF NR. | AFNOR | EN | JIS | BS | GOST |
| Monel K500 | N05500 | 2.4375 | – | – | – | – | – |
| Monel K500 | Ni | C | Al | Mn | Si | Fe | Cu | S | Ti | Cr |
| 63.0 min | 0.25 max | 2.3 – 3.15 | 1.5 max | 0.5 max | 05 – 2 | 27.0 – 33.0 | 0.010 max | 0.35 – 0.85 | – |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| Nickel 200 | 2.4066 | N02200 | NW 2200 | NA 11 | НП-2 | N-100M | Ni 99.2 |
| Ni | Fe | Cu | C | Mn | S | Si |
|---|---|---|---|---|---|---|
| 99.0 min | .40 max | .25 max | .15 max | .35 max | .01 max | .35 max |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| Nickel 201 | 2.4068 | N02201 | NW 2201 | NA 12 | НП-2 | – | LC-Ni 99 |
| STANDARD | Material No. | EN Designation | UNS |
| Alloy 28 | 1.4563 | X1NiCrMoCuN31-27-4 | N08028 |
| C % | Si ≤ % | Mn ≤ % | P ≤ % | S ≤ % |
| ≤ 0.02 | 0.70 | 2.00 | 0.03 | 0.01 |
We are one among the leading manufacturers and suppliers of an ample range of Special Stainless Steel Flanges, which has heaped immense praises among the clientele we hold. Known for its easy installation, these are highly popular in the market.
| JIS G4304/4305 | ASTM A240 | EN |
| SUS 890L | UNS N08904 | 1.4539 |
| Grade | Ni | Mo | Cr | Cu | C | Mn | Si | P | S |
| 904L | 23 – 28 | 4 – 5 | 19 – 23 | 1 – 2 | 0.02 max | 2.0 max | 1.0 max | 0.045 max | 0.035 max |
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
| BS | En | No | Name | ||||
| 310 | S31000 | 310S24 | - | 1.4840 | X15CrNi25-20 | ||
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 310 | min. max. | - 0.25 | - 2.00 | - 1.50 | - 0.045 | - 0.030 | 24.0 26.0 | - | 19.0 22.0 | - |
| 310S | min. max. | - 0.08 | - 2.00 | - 1.50 | - 0.045 | - 0.030 | 24.0 26.0 | - | 19.0 22.0 | - |
|
Grade |
301,304,304l,321,316,316l,309s,310 |
|
Thickness |
Cold rolled:0.2-3.0mm Hot rolled:3.0-60mm |
|
Length |
As customer’s requirement |
|
Surface Finish |
2B,2D,BA,NO4, Hair Line,6K, etc |
|
Manufacture Technology |
Cold rolled/ Hot rolled |
|
Material |
DDQ, High Copper, Half Copper or Low Copper Material |
|
Standard |
JIS, ASTM, AISI, GB, DIN, EN, etc we usually use ASTM and GB Standard |
| Element | Iron, Fe | Chromium, Cr | Nickel, Ni | Molybdenum, Mo | Manganese, Mn | Silicon, Si | Phosphorous, P | Carbon, C | Sulfur, S |
|---|---|---|---|---|---|---|---|---|---|
| Content (%) | Balance | 18-20 | 11-15 | 3-4 | 2 | 1 | 0.045 | 0.03 | 0.03 |
| Element | C | Si | Mn | P | S | Cr | N | Fe | Ni |
| Percent by Weight | 0.080% | 75.00% | 200.00% | 4.50% | 0.03 | 17.00-19.00 | 10.00% | Balance | 9.00-12.00 |
| Pipe Smls | Pipe Welded | Tube Smls | Tube Welded | Sheet/Plate | Bar | Flanges, Fittings & Valves |
|---|---|---|---|---|---|---|
| A790 | A790 | A789 | A789 | A240 | A276 | A182 |
| Cr | Ni | Mo | C | N | Mn | Si | P | S | Fe |
|---|---|---|---|---|---|---|---|---|---|
| 22.0-23.0 | 4.50-6.50 | 3.00-3.50 | .030 Max | 0.14-0.20 | 2.00 Max | 1.00 Max | .030 Max | .020 Max | Balance |
| Cr | Ni | Mo | C | N | Mn | Si | Cu | P | S | Fe |
|---|---|---|---|---|---|---|---|---|---|---|
| 24.0-26.0 | 6.0-8.0 | 3.0-5.0 | 0.030 Max | .24-.32 | 1.20 Max | 0.80 Max | 0.50 Max | 0.035 Max | 0.020 Max | Balance |
| Pipe Welded | Tube Welded | Sheet/Plate | Bar | Flanges & Fittings |
|---|---|---|---|---|
| B675, A312 | B676, A249 | B688, A240 | B691, A479 | B462, A182 |
| Standard | 316Ti |
|---|---|
| UNS | S31635 |
| Werkstoff Nr. | 1.4571 |
| Element | C | Si | Mn | P | S | Cr | Mo | N | Fe | Ni | Ti |
| Min | - | - | - | - | - | 16 | 2 | - | Balance | 10 | 5x%(C+N) |
| Max | 0.08 | 0.75 | 2 | 0.45 | 0.03 | 18 | 3 | 0.1 | 14 |
| UNS No | Old British | Euronorm | Swedish | Japanese | ||
| BS | En | No | Name | SS | JIS | |
| S30815 | - | - | 1.4835 | X9CrNiSiNCe21-11-2 | 2368 | - |
| Cr | Ni | C | Si | Mn | P | S | N | Ce | Fe |
|---|---|---|---|---|---|---|---|---|---|
| 20.0-22.0 | 10.0-12.0 | 0.05-0.10 | 1.40-2.00 | 0.80 Max | 0.040 Max | 0.030 Max | 0.14-0.20 | 0.03-0.08 | Balance |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni |
| 317 | 0.08 max | 2 max | 1 max | 0.040 max | 0.03 max | 18 – 20 | 3 – 4 | 11 – 14 |
| 317L | 0.035 max | 2 max | 1 max | 0.040 max | 0.03 max | 18 – 20 | 3 – 4 | 11 – 15 |
IS 3589 & 1239 Mild Steel Pipes and Tubes Specification :
Size : 15mm NB to 150mm NB (1/2” to 6”), 7″ (193.7mm OD to 20″ 508mm OD)
Dimension & Tolerance : Mild Steel Pipes Dimensions – IS: 1239 (Pt I) – 2004, Equivalent to BS – 1387 / 1985
Specifications : IS – 1239 (Part -1) 2004, Equivalent to BS – 1387 / 1985
Surface Finish : Black
Features : High Strength, Corrosion Resistant, High Toughness and Deformability
Length : As per customer’s requirement (Maximum upto 7 meters)
Features : High Strength, Corrosion Resistant, High Toughness and Deformability
Grade : Mild Steel IS 1239 & 3589
| Grade | C | Mn | P | S | Si | Cr | Mo | Ni | Cu | Others |
|---|---|---|---|---|---|---|---|---|---|---|
| WPB | 0.3 | 0.29.1.06 | 0.05 | 0.058 | 0.1 | 0.4 | 0.15 | 0.4 | 0.4 | V 0.08 |
| Element | Composition, % |
| Carbon | 0.35 max |
| Manganese | 0.60-1.05 |
| Phosphorus | 0.035 max |
| Sulfur | 0.040 max |
| Silicon | 0.10-0.35 |
| Copper | 0.40 max (1) |
| Nickel | 0.40 max (1) |
| Chromium | 0.30 max (1-2) |
| Molybdenum | 0.12 max (1-2) |
| Vanadium | 0.08 max |
