Hastelloy Series: Hastelloy B(UNS N10001), Hastelloy B-2(UNS N10665), Hastelloy B-3(UNS N10675), Hastelloy C-4(UNS N06455), Hastelloy C-22(UNS N06022), Hastelloy C-276(UNS N10276), Hastelloy C-2000(UNS N06200), Hastelloy G-30(UNS N06030), Hastelloy G-35(UNS N06035).

Haynes Series: Haynes 230(UNS N06230), Haynes 556(UNS R30556).

Inconel Series: Inconel 600(UNS N06600), Inconel 601(UNS N06601), Inconel 617(UNS N06617), Inconel 625(UNS N06625), Inconel 690(UNS N06690), Inconel 718(UNS N07718).

Incoloy Series: Incoloy 020(UNS N08020), Incoloy 800(UNS N08800), Incoloy 800H(UNS N08810), Incoloy 800HT(UNS N08811), Incoloy 825(UNS N08825), Incoloy 925(UNS N09925).

Monel Series: Monel 400(UNS N04400).

Nickel Series: Nickel 200(UNS N02200), Nickel 201(UNS N02201).

High-Temperature Alloys: GH2132,GH3030,GH3039,GH3128,GH3044,GH4080A.

ARK STEEL Manufactures below PIPE&TUBE:

Ferrite/Martensite:

TP410, TP405, TP420, TP430, TP430Ti, TP403, TP409, TP444, TP439, TP446, etc.

Austenitic/Super Austenitic Steel Grade:

304/304L, 316/316L, 314, 321, 347H, 316Ti, 316LMod, 317L/N, 310S, 253mA, 330, 904L, S31254, XM-19, etc.

Duplex/Super Duplex Stainless Steel:

S31803, S32304, S31500, S32550, S32750, S32760, etc.

Alloy Steel Grade:

T1, T1a, T2, T5, T9, T11, T12, T17, T21, T22, T23, T24, T36, T122, P12, P5, P91, 15Mo3, 12CrMo, 15CrMoG, 1Cr5Mo, 27SiMn, 09Cr2AlMoRe, 09CrMoAl, 13CrMo44, 10CrMo9-10, 09CrCuSb, 09MnNiD, 09MnD, 09CuPCrNi, 07Cr2AlMo, etc.

Carbon steel tube: A179, A192, A210, DIN17175, etc.

Nickel Alloy Grade:

N02200/2201, N04400, N06600, N06601, N06625, N06852, N06219, N06690, N08800/8810/8811,

N08825, N08028, N08535, N08904, N08925, N08926, N010276, N06022, etc.

Last but not least, Small diameter precision stainless steel tube size like 4.76X0.71mm, 6.35X0.71mm, 9.53X0.71/0.89mm, and Ultra Length reach 500meter in coil or straight.

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