Corrosion Resistance ASTM B167 Incoloy 825 Pipe

Incoloy 825 800 800h 925 Tubing Heat Exchanger

B163 Standard Specification for Seamless Nickel and Nickel Alloy Conderser and Heat-Exchanger Tubes

Incoloy 825 Equivalent Grade:

NS142(China),

NC21FeDu (France),

W.N r.2.4858 NiCr21Mo (Germany)

NA16 (UK)

Incoloy825,UNS NO8825(US)

NiFe30Cr21Mo3(ISO)

Characteristic:

Good stress corrosion cracking resistance

Good resistance to pitting corrosion and crevice corrosion

Good oxidation resistance and non oxidizing thermal acid performance

Good mechanical properties at room temperature and high temperature up to 550 ℃

Certification of pressure vessels with manufacturing temperature up to 450 ℃

Typical applications are:

1. Heating pipes, containers, baskets and chains for sulfuric acid pickling plant.

2. Seawater cooling heat exchanger, marine product pipeline system, sour gas environment pipeline.

3. Heat exchanger, evaporator, washing, impregnating tube, etc. in phosphoric acid production.

4. Air heat exchanger in petroleum refining

5. Food Engineering

6. Chemical process

7. Flame retardant alloys for high pressure oxygen applications

ASTM B163

Referenced ASTM Standard:
B 829 Specification for general requirements for Nickel and Nickel Alloy seamless pipe and tube.
B 880 Specification for general requirements for Chemical check analysis limits for Nickel, Nickel alloys and Cobalt alloys.
E 8 Test method for tension testing of metallic materials.
E 18 Test methods for rockwell hardness and rockwell superficial hardness od metallic materials.
E 29 Practice for using significant digits in test data to determine conformance with sprcifications.
E 76 Test methods for chemical analysis of Nickel-Copper alloys.
E 112 Test Methods for determining the average grain size.
E140 Hardness conversion tables for metal.
E 1473 Test methods for chemical analysis of Nickel, Cobalt and high-temperature alloys.

Keywords:
Seamless tube; UNS N02200; UNS N02201; UNS N04400; UNS N06025; UNS N06045; UNS N06600; UNS N06601;

UNS N06603; UNS N06686; UNS N06690; UNS N08120; UNS N08800; UNS N08801; UNS N08810; UNS N08811; UNS N08825