HYDREXEL™ New Specialty Material for High-pressure Gaseous Hydrogen Environments

© 2019 NIPPON STEEL CORPORATIONP106en_01_201904f

Head Office 2-6-1 Marunouchi, Chiyoda-ku, Tokyo, 100-8071, Japan TEL: +81-3-6867-4111

Amagasaki Works 1 Higashimukojima Nishino-cho, Amagasaki City,Hyogo Pref., 660-0856, Japan

TEL: +81-6-6411-7600

Head Office Keio-Kandasudacho-Building, 2-5, Kandasudacho, Chiyoda-ku,Tokyo, 101-0041, Japan

TEL: +81-3-3254-2436

Sales Headquarters

(Tokyo) Keio-Kandasudacho-Building, 2-5, Kandasudacho, Chiyoda-ku,Tokyo, 101-0041, Japan

TEL: +81-3-3254-2431

(Osaka) Ginsen-Bingomachi-Building, 6-5 Kawaramachi 3 Chome, Chuo-ku,Osaka, 541-0048, Japan

TEL: +81-6-6203-0201

Shonan Works 1-14-1, Kawana, Fujisawa City, Kanagawa Pref., 251-0015, Japan TEL: +81-466-25-7111

Chemical Composition (mass %)

Component Range C Si Mn P S Ni Cr Mo V Nb N

HYDREXEL™(Ni equivalent: 32.0〜39.1%)

0.005 0.20 4.30 ≦ ≦ 12.0 21.5 1.50 0.15 0.15 0.25-0.060 -1.00 -6.00 0.030 0.001 -13.5 -23.5 -3.00 -0.30 -0.30 -0.40

New Specialty Material for High-pressure Hydrogen Environments HY己 H�X�LTM

フf Manufacturing Process of HYDREXEL™

NIPPON STEEL CORPORATION

Melting

一

Casting

。Forging

一

cp 180 or more

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Forging Heat treatment

1

I

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「i- Heat treatment

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三喜昌—Straightening Eddy-current inspection

一 ＼ cp30 to rp180

Pipe cutting

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-(,: 一Visual and dimensional inspection

seamless steel pipe ODO

NIPPON STEEL Stainless Steel Pipe Co., Ltd. (Shonan Works)

Drawing direction

→

三 — 三Cold drawing Degreasing Heat treatment

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Straightening Eddy-current inspection

E川B)門川川一

g

n•Itt

uc ep

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p

一Visual and dimensional inspection

seamless steel pipe

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