ASTM B705 Inconel 625 Welded Pipes

Stainless steel pipes are the backbone of many industries due to their ability to withstand harsh conditions and extreme temperatures. One such stainless steel pipe is the ASTM B705 Alloy 625 welded pipe. There are two types of ASTM B705 Alloy 625 Welded Pipes: seamless and welded. Seamless pipes are created by piercing a solid steel cylinder, while welded pipes are formed by rolling and welding a flat steel strip. The main difference between the two types of pipes is their manufacturing process. Seamless pipes are stronger than welded pipes, making them useful in high-pressure applications. On the other hand, welded pipes are more economical than seamless pipes and are easier to produce in large quantities.

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ASTM B705 Alloy 625 Welded Pipes are widely used in various applications, including offshore oil and gas production, nuclear power plants, and chemical processing. They are also found in environments with high temperatures and corrosive chemicals. Their resistance to pitting, crevice corrosion, and intergranular attack makes them ideal for use in the chemical industry. Additionally, they are useful in cryogenic applications and heat exchangers thanks to their high resistance to stress corrosion cracking.

One of the main benefits of ASTM B705 Alloy 625 welded pipes is their high corrosion resistance. They can withstand many corrosive chemicals, including seawater, sulfuric acid, and hydrochloric acid. That makes them more durable and reliable than many other types of pipes. They also have excellent fatigue strength and resistance to erosion and cavitation, which is important in high-pressure and high-velocity environments. Another benefit of these pipes is their weldability, which can be joined easily to other pipes or structures.

ASTM B705 Alloy 625 welded pipes are versatile, strong, and can withstand harsh environments. Their ability to resist corrosion, fatigue, and erosion makes them useful in various applications. These pipes are reliable and cost-effective, from offshore oil rigs to chemical processing plants. Their durability, weldability, and resistance to corrosion make them a top choice for engineers and manufacturers looking for a high-performance material to implement in their projects.


Inconel 625 Welded Pipes have excellent high-temperature properties & can typically be used in service temperatures ranging up to approximately 980°C (1800°F). However, it's important to note that the specific maximum service temperature may depend on factors such as the duration of exposure, load conditions, and the presence of corrosive environments.

Inconel 625 Welded Pipe is made of a nickel-chromium-molybdenum alloy with niobium, which offers excellent resistance to high-temperature & high-corrosion environments.

Inconel 625 Welded Pipe offers superior resistance to pitting, crevice corrosion, and intergranular attack. It also exhibits excellent strength & toughness at elevated temperatures and has good weldability.

Specification of Inconel Alloy 625 Welded Pipes

Spec bag
Weld Pipe
Specifications: ASTM B705 / ASME SB705
Welded Pipe Size : 1 / 8" NB - 18" inches
Length : up to 26 Meters
Type : Welded, ERW
Form : Round Pipes, Square Pipes, Rectangular Pipe
Thickness :0.3 mm to 50 mm
Schedule : SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH120, SCH140, SCH160, XXS
End : Plain End, Beveled End, Treaded

Types of Inconel 625 Welded Pipes

Inconel 625 Welded Pipes

Inconel 625 Welded Pipes

  • - Inconel 625 Welded Pipe in India
  • - ASTM B705 Inconel 625 Welded Pipes
  • - N06625 Welded Pipes
  • - 2.4856 Welded Pipes
  • - 625 Inconel Alloy Welded Pipe
  • - ASME SB705 625 Inconel Welded Pipes
  • - SB 705 Inconel Alloy 625 Welded Pipe
  • - Inconel® Alloy 625 Welded Pipes Supplier
  • - Alloy 625 Welded Pipes Manufacturer
Inconel 625 ERW Pipes

Inconel 625 ERW Pipes

  • - Inconel 625 ERW Pipe
  • - ASTM B705 Inconel 625 ERW Pipes
  • - N06625 ERW Pipes
  • - 2.4856 Electric Resistance Welded pipes
  • - 625 Inconel Alloy ERW Pipe
  • - Inconel 625 Electric Resistance Welded Pipes
  • - ASME SB705 625 Inconel ERW Pipes
  • - Inconel® Alloy 625 ERW Pipes Supplier
  • - Alloy 625 ERW Pipes Manufacturer

Equivalent Grades for Inconel 625 Welded Pipes

STANDARD UNS WERKSTOFF NR. JIS AFNOR BS GOST EN
Inconel Alloy 625 N06625 2.4856 NCF 625 NC22DNB4M NA 21 ХН75МБТЮ NiCr22Mo9Nb

Inconel Alloy 625 Welded Pipes Chemical Composition

Grade C Mn Si S Cu Fe Ni Cr
Inconel 625 0.10 max 0.50 max 0.50 max 0.015 max - 5.0 max 58.0 min 20.0 - 23.0

Mechanical Properties of Inconel 625 Welded Pipes

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Inconel 625 8.4 g/cm3 1350 °C (2460 °F) Psi – 1,35,000 , MPa – 930 Psi – 75,000 , MPa – 705 42.5 %

Application Industries

  • Refineries
  • Petrochemicals Industry
  • Oil & Gas Industry
  • Mining
  • Construction
  • Pharmaceuticals
  • Automobile