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ASTM B444 N06625 Grade 1 Nickel Alloy Seamless Tube Annealed for Heat Exchanger

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ASTM B444 N06625 Grade 1 Nickel Alloy Seamless Tube Annealed for Heat Exchanger

Brand Name : YUHONG

Model Number : ASTM B444 N06625

Certification : ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008

Place of Origin : CHINA

MOQ : 1000KGS

Price : Negotiable

Payment Terms : T/T, L/C

Supply Ability : 1500 tons per month

Delivery Time : 10days->

Packaging Details : Ply-wooden Case /Iron Case/ Bundle with plastic Cap

Standard : ASTM B444

Grade : N06625 grade 1

Hydrostatic Test : 30 000 psi (207 MPa)

Chemical Composition : ASTM B829

Mechanical Properties : ASTM B829

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ASTM B444 N06625 Grade 1 Nickel Alloy Seamless Tube Annealed for Heat Exchanger


With over 25 years of expertise in the process industry, we specialize in delivering high-precision heat exchanger tubes, boiler tubes, pipes, and extended surface tubes that meet the most rigorous global standards.
As a trusted supplier, we offer an extensive portfolio of seamless and welded tubes crafted from premium materials, including:

  • Carbon steel tubes
  • Stainless steel tubes
  • Copper alloy tubes
  • Nickel alloy tubes
  • Titanium tubes

ASTM B444 N06625 Grade 1 Nickel Alloy Seamless Tube Chemical Requirements

Element C Mn Si P S Cr Nb + Ta Co Mo Fe Al Ti Cu Ni
Composition Limits, % 0.1 0.5 0.5 0.015 0.015 20.0-23.0 3.15-4.15 1 8.0 - 10.0 5 0.4 0.4 … 58

ASTM B444 N06625 Nickel Alloy Seamless Tube Tensile Properties

Grade Condition Alloy Tensile Strength, min Yield Strength (0.2% offset), min Elongation in 2 in. or 50.8 mm, min, %
ksi(MPa) ksi(MPa)
Grade 1 annealed N06625 120 (827) 60 (414) 30
Grade 2 solution annealed N06625 100 (690) 46 (317) 30

ASTM B444 N06625 Grade 1 Nickel Alloy Seamless Tube heat treatment requirements
  • Grade 1 (annealed)—Material is normally employed in service temperatures up to 1100°F (593°C).

ASTM B444 N06625 Grade 1 Nickel Alloy Seamless Tube for Heat Exchangers Application

  • Corrosion Resistance: Resists pitting, crevice & general corrosion in harsh media (seawater, acids), ensuring long - term integrity.
  • High - Temp Performance: Maintains strength against creep at elevated temps, vital for petrochemical/thermal processes.
  • Heat Transfer: Balanced thermal conductivity and low fouling support efficient heat exchange, cutting maintenance.
  • Fabricability: Easily bent/welded for custom designs, fitting diverse heat exchanger layouts.

ASTM B444 N06625 Grade 1 Nickel Alloy Seamless Tube Annealed for Heat Exchanger


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Wholesale ASTM B444 N06625 Grade 1 Nickel Alloy Seamless Tube Annealed for Heat Exchanger from china suppliers

ASTM B444 N06625 Grade 1 Nickel Alloy Seamless Tube Annealed for Heat Exchanger Images

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