United Stainless is a highly acclaimed name in the univers market for exporters, suppliers and traders of high quality Incoloy Alloy 625 Coupling Nut , Duplex Steel Coupling Nut, Carbon Steel Hex Coupling Nut, Hastelloy Alloy C276/C22 Hex Coupling Nuts.
We are offers a wide range of in-stock Inconel Alloy Industrial Coupling Nut in imperial and metric sizes. We are manufacturers and exporters of good quality Stainless Alloy Hex Coupling Nuts, 304/304L Stainless Steel Coupling Nut, Duplex Steel S31803/S32205 Coupling Nut Mumbai, India.
Under the expert guidance of our technicians and engineers, we offer a wide range of quality Alloy 20 Coupling Hex Nuts to our esteemed clients. Our clients admire the qualities of Stainless Steel 316/316L Coupling Nuts such as a high ease of outstanding formability and fabrication.
| Standard & Specifications | : | ASTM, IS, DIN, BS, ASME, AISI, GB, IS 4190, ISO, JIS |
| Length | : | 3 mm to 200 mm |
| Size | : | M02 to M33 |
| Material | : | Inconel, Monel, Hastelloy, Alloy 20, Alloy Steel, Mild Steel, Copper Nickel, Brass, Bronze, Titanium, Stainless Steel, Duplex Steel, Super Duplex Steel, Low Carbon steel, High Tensile, Nickel Alloy, Aluminium |
Standards : ASTM A193, ASME SA193
| GRADE | UNS N0 | DIN/WERKSTOFF |
| 304L Stainless Steel Self Coupling Nut | UNS S30403 | DIN 1.4306 |
| SS 321 Hex Heavy Coupling Nut | UNS S32100 | DIN 1.4541 |
| Stainless Steel 347 High Tensile Coupling Nut | UNS S34700 | DIN 1.4550 |
| Stainless Steel 317L Hexagonal Coupling Nut | UNS S31703 | DIN 1.4438 |
| 316H Stainless Steel Coupling Nut | UNS S31609 | DIN 1.4401 |
| 304 Stainless Steel Coupling Nut | UNS S30400 | DIN 1.4301 |
| Stainless Steel 304H Hex Coupling Nut | UNS S30409 | DIN 1.4301 |
| 321H Steel High Tensile Coupling Nut | UNS S32109 | DIN 1.4878 |
| Stainless Steel 316L Hex Castle Nut | UNS S31603 | DIN 1.4404 |
| Stainless Steel 904L Industrial Coupling Nut | UNS N08904 | DIN 1.4539 |
| Stainless Steel 316 Head Coupling Nut | UNS S31600 | DIN 1.4436 |
| Steel 316 Ti Slotted Coupling Nut | UNS S31635 | DIN 1.4571 |
| SS 310S Heavy Hexagon Coupling Nut | UNS S31008 | DIN 1.4845 |
Standards : ASTM A479, ASME SA479
| GRADE | UNS N0 | DIN/WERKSTOFF |
| Duplex 2205 Steel Self Coupling Nut | UNS S32205 | DIN 1.4462 |
| Duplex Steel 2205 Coupling Nut | UNS S31803 | DIN 1.4462 |
| Super Duplex 2507 High Tensile Coupling Nut | UNS S32950 | DIN 1.4410 |
| Super Duplex Steel 2507 Coupling Nut | UNS S32750 | DIN 1.4410 |
ASTM Standards : ASTM B160, B425, B446, B472, B164, B166, B574
ASME Standards : ASME SB160, SB164, SB446, SB472, SB574, SB166, SB425
Grade: Monel 400 (UNS 4400), Hastelloy C276 (UNS 10276), Hastelloy C22 (UNS 6022), Incoloy 800H, Incoloy 800HT, Inconel 625 (UNS 6625), Inconel 600 (UNS 6600), Inconel 601 (UNS 6601), Titanium Gr 2 (UNS R50400), Titanium Gr 5 (UNS R56400), Inconel 718 (UNS 7718), Incoloy 800 (UNS 8800), Nickel 200 (UNS 2200), Nickel 201 (UNS 2201), Hastelloy B2 (UNS N10665), Alloy 20 / 20 CB 3 (UNS 8020), Monel K500 (UNS 5500), Incoloy 825 (UNS 8825)
Standards : ASTM B151, ASME SB151
Grade: Cu-Ni 90/10 / UNS C70600 / WERKSTOFF NR. 2.0872, Cu-Ni 70/30 UNS C71500 / WERKSTOFF NR. 2.0882
Standards : ASTM A193, A194 / ASME SA193, SA194
Grade: B6, B7, B7M, B16, 2, 2HM, 2H, GR6
Standards : ASTM A307, ASME SA307
| ASTM | ASTM A194 | DIN 935-3 | DIN EN ISO 8673 |
| DIN | DIN 439 | DIN EN ISO 7040 | DIN 935-2 |
| DIN EN ISO 8675 | ASTM A594 | DIN 982 | |
| DIN EN ISO 4032 | DIN EN ISO 4036 | ASTM A563 | |
| DIN 935-1 | DIN EN ISO 10511 | DIN EN ISO 4035 | |
| DIN 936 | DIN 6923 (ISO 1661) | DIN 439-B | |
| DIN EN ISO 10512 | DIN 934 | DIN 985 | |
| DIN 1587 | DIN 935 | DIN 6915 (ISO 4714) |
| Coupling Nut Sizes | |||
| Coupling Nut Sizes | Coupling Nut size chart | Coupling Nut size guide | Coupling Nut dimensions |
| 1/4″-20 Wide Spot Weld | 1/2″-13 ASTM A563 Grade A Steel | 3/8-16 Low Carbon Plated | |
| 1/4-20 Plated Cold | 5/8″-11 A194 2-H Plain Finish | 5/16″-18 Case Hardened | |
| 3/4″-10 A194 2-H Plain Finish | 3/4-10 x L2-1/4 x W1″ Coupling | 5/8″-11 Case Hardened | |
| 5/16″-18 Acorn 18-8 Stainless Steel | 1/2″-13 Acorn 18-8 Stainless Steel | 3/8″-16 x 0.620″ - 0.655″ Width Bridge Spot | |
| 7/8″-14 SAE J995 Grade 2 Plain Finish | 1/2″-13 Yellow Grade 8 Finished | 3/8-16 x L1-3/4 x W5/8 Coupling | |
| 3/8″-16 Grade 5 Finished | 1″-8 SAE J995 Grade 2 Plain Finish | 1/2″-13 Grade A Plain Finish | |
| 3/8″-16 Grade A Finish | 3/4-16 | 1/4″-20 Grade 2 NE | |
| 5/8-18 | 5/16-18 Plated Cold | 3/8″-16 ASTM A563 Grade A | |
| 5/16″-18 Grade 2 NE Steel Nylon Insert | 5/8″-11 Grade A Finish Steel Regular | M6-1.0 Class 5 Finish | |
We Supply & Export of Stainless 304 Coupling Nuts, SS 904L Coupling Hexagon Nut, Steel 316 Coupling Nuts
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