
Inconel Alloy 625 Seamless Pipes
Size: 4 - 219mm
Thickness : 0.5 - 20mm
Length: Single, Double Random & Cut Length
UNS N06625 Welded Pipes
Size: 5.0 - 1219.2 mm
Thickness : 0.5 - 20mm
Length: Single, Double Random & Cut Length




Equivalent Grade
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN | 
| Inconel 625 | 2.4856 | N06625 | NCF 625 | NA 21 | ХН75МБТЮ | NC22DNB4M | NiCr22Mo9Nb | 
Chemcial Composition
| Element | Ni | C | Mn | Co | Si | Cr2 | Fe | Al | Ti | Nb+Ta | Mo | P | S | 
| Inconel 625 | 58.0 min | 0.10 max | 0.50 max | 1.0 max | 0.50 max | 20.0-23.0 | 5.0 max | 0.40 max | 0.40 max | 3.15–4.15 | 8.0-10.0 | 0.015 max | 0.015 max | 
Nickel Alloy 625 Pipe and Tubing
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 | Sizes | 
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| Products | OD | Wall | Lengths and/or coils | Grades | OD | Wall | Lengths | 
| Pressure & Corrosion Tubing Meets or exceeds requirements for welded Specifications: ASTM-B704, ASME-SB704, ASTM-B705, ASME-SB705 | 1/16" (1.59 mm) to 4" (101.6 mm) Metric sizes available | 0.010" (0.25 mm) to 0.220" (5.59 mm) | Random or cut lengths up to 40' (12.9 m) Coils to 1-1/2" OD | 625 | <5/8" (15.9 mm) ±0.005" (0.127 mm) 5/8" to 1-1/2" ±0.007" >1-1/2" (38.1 mm) to 3" (76.2 mm) ±0.010" (0.25 mm) >3" (76.2 mm) to 4" (101.6 mm) ±0.015" (0.38 mm) | ±15% ±12.5% | Randoms up to +2" (50.8 mm) Cuts +1/8" (3 mm) -0" Coils to 80,000' (24,384 m) | 
Physical Properties of Nickel Alloy 625 in the Annealed Condition at -20°F to +100°F
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| Alloy | UNS Desig-nation | Spec. | psi | MPa | ksi | psi | MPa | ksi | Elongation in 2 in. (min.) % | Grain Size Req. | Max. Hard-ness | Modulus of Elasticity (x106 psi) | Mean Coefficient of Thermal Expansion (IN./IN./°F x 10-6) | Thermal Conductivity (BTU-in/ ft2-h-°F) | 
| 625, GR 1 (Annealed) | N06625 | B704, | 120,000 | 827 | 120 | 60,000 | 414 | 60 | 30 | — | — | 30.0 | 7.1 | 68 | 
| 625, GR 2 (Solution Annealed) | N06625 | B704, | 100,000 | 690 | 100 | 40,000 | 276 | 40 | 30 | — | — | 30.0 | 7.1 | 68 | 
Applicable Specifications and Standards: Inconel 625 tubing is produced according to a variety of industry specifications and standards, including:
Applications: Inconel 625 tubing is used in a wide range of applications that require high strength, corrosion resistance, and temperature resistance. Some common applications include:

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