：2507UNS S32750 ： SAF 2507、UNS S32750、NAS 74N、F53、W.-Nr. 1.4410 ： ASTM A240/ASME SA-240、ASTM A276、ASTM A182/ASME SA-182、ASTM A312/ASMES A312

S32750 (022Cr25Ni7Mo4N). s32750 (022Cr25Ni7Mo4N)Cr,Mo,N, …

3、F53（2507,S32750,1.4410）：σ0.2≥550Mpa 4、F53（2507,S32750,1.4410）：δ≥15%。 5、F53（2507,S32750,1.4410）（HB）：310 、F53（2507,S32750,1.4410）：

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332s32750,,,/ 。 ：s32750 ：s32750 s25073 s30403

ASTM A790 UNS S31803,S32750S32760.,（18–30％）（5％）,（3％– 10％）,,,。. . AISI.

498s32750,,,/ 。 498 s32750

UNS S32750 Plate, Super Duplex Stainless. PREN = 1 × %Cr + 3.3×%Mo + 16×%N ≒ 42 수준의 높은 강재입니다. 비교하면 S32750 슈퍼 듀플렉스 강도가 2배 이상의 강도입니다. 높은 PREN 은 내해수성 …

2507 S32750 、、。2507 S32750 ：2507、,2507,2507、, ：SAF

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A240 - UNS S32750 EURONORM..... 1.4410 - X2 Cr Ni MoN 25.7.4 AFNOR..... Z3 CN 25.06 Az 2507、。

UNS32750。. 2507UNS S32750 DIN/EN 1.4410 F53 SAF 2507. — (),,,,. …

： UNS S32760S32750,。 S32760,,,,。, …

2507（S32750）904L, 2507（S32750）.904L,. 316L,. 2507（S32750）,

UNS S32750 UNS S32750。,。,（PREN）41,,

：2507UNS S32750 ： SAF 2507、UNS S32750、NAS 74N、F53、W.-Nr. 1.4410 ： ASTM A240/ASME SA-240、ASTM A276、ASTM …

The pitting corrosion resistance of S32750 super duplex stainless steel, annealing treated at temperatures of 950–1200 °C for 20–60 min, was investigated using potentiodynamic polarization tests. The results show that the volume fractions of ferrite in the S32750 duplex stainless steel increased from 48.9% to 68.4% as annealing …

S32750のとは？. まず、こののについてなんですが、とうだけあってにすればとはいきません。. ここにどういったなのかげますね。. っこくい. …

S32750 S32750 S32750 S32750,。S3275025％,4％7％。,,S32750。

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The corrosion behavior and passivation mechanism of S32750 super-duplex stainless steel exposed in a simulated marine atmosphere were studied using electrochemical methods, XPS and SEM. Passivation and local corrosion occurred on the metal surface when S32750 SDSS was exposed in the simulated marine atmospheric …

79s32750,,,/ 。 79 s32750

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S32750,。 S32750： ；、、、；、 …

Super Duplex UNS S32750. High resistance to pitting, crevice and chloride stress corrosion, high resistance to general corrosion in acids, high corrosion fatigue and erosion corrosion, good weldability, High Pitting Resistance Equivalent Number (>40).

Duplex alloy 2507 (S32750) is a widely used super duplex stainless steel. Many international equivalents are available commercially including EN/DIN 1.4410 (X2CrNiMoN25-7-4), JIS SUS 329 J4L, China's GB 022Cr25Ni7Mo4N, KS STS 329 J4L, as well as AF 2507, UR 2507, NAS 74N, SAF 2507.

:S32750 : S32750. 18%, 8%、、。.,。. 1Cr18Ni9、0Cr19Ni9。. 0Cr19Ni9Wc<0.08%,"0"。. NiCr,

：. 2507、UNS S32750,,,, …

Tous nos matériaux super-duplex sont produits par Norsok M-650 Ed.4 et/ou par des fabricants qualifiés ISO 17782. Super Duplex UNS S32750 est la nuance super duplex la plus courante sur le marché. L'UNS S32750 est un duplex spécialement conçu pour être utilisé dans des environnements agressifs contenant des chlorures.

Description. Super Duplex Stainless Steel 2507 (F53, UNS S32750, Werkstoff Nr. 1.4410, Alloy 2507) has excellent corrosion resistance to a wide variety of media, with outstanding resistance to pitting and crevice corrosion in seawater and other chloride containing environments, with Critical Pitting Temperature exceeding 50°C.