Nickel tube production grade:

National standard: N4, N5, N6, N7, nickel-copper alloy, Monel 400, Inconel

American Standard: N02200, N02201, NCu28-2.5-1.5, NCu40-2-1

Nickel tube executive standard:

National standard: GB/T2882-2005

American Standard: ASTM B163　ASTM B165

Nickel tube production specifications:

Seamless tube: diameter (6mm ~ 150mm) * wall thickness (0.8 ~ 8.0) * L　 (according to user requirements. Special specifications. Standards with users)

Nickel tube production status:

Soft state (M)

Hard state (Y)

Semi-hard state (Y2)

Nickel tube use:

Alkali-making industry. Chlor-alkali chemical and organic chloride production. Food processing industry. High temperature halogen and salt corrosion environment. Electronic instrument parts. Water treatment. Various strong alkali resistant equipment

Nickel tube composition table:

Pure nickel grade Ni+Co Cu Si Mn C Mg S Fe impurities

sum

Not less than not greater than

Pure nickel grade Ni+Co Cu Si Mn C Mg S Fe impurities

sum

Not less than not greater than

N4 99.9 0.015 0.03 0.002 0.01 0.01 0.001 0.04 0.1

N6 99.6 0.06 0.1 0.05 0.1 0.1 0.005 0.1 0.5

N8 99 0.15 0.15 0.2 0.2 0.1 0.015 0.3 1

NY1 99.7 0.1 0.1-0.02 0.1 0.005 0.1 0.3

NY2 99.4 .01-.10 0.1---.002-.01 0.1 0.6

NY3 99 0.15 0.2-0.1 0.1 0.005 0.25 1

NMg0.1 99.6 0.05 0.02 0.05 0.05 .07-.15 0.005 0.07 0.4

NSi0.19 99.4 0.05 .15-.25 0.05 0.1 0.05 0.005 0.0 0.5

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