DE1931302A1 - Steel alloys - Google Patents

Steel alloys

Info

Publication number
DE1931302A1
DE1931302A1 DE19691931302 DE1931302A DE1931302A1 DE 1931302 A1 DE1931302 A1 DE 1931302A1 DE 19691931302 DE19691931302 DE 19691931302 DE 1931302 A DE1931302 A DE 1931302A DE 1931302 A1 DE1931302 A1 DE 1931302A1
Authority
DE
Germany
Prior art keywords
iron
niobium
vanadium
cobalt
boron
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE19691931302
Other languages
German (de)
Inventor
Arthur Hogg
Kirkby Henry William
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Firth Brown Ltd
Original Assignee
Firth Brown Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Firth Brown Ltd filed Critical Firth Brown Ltd
Publication of DE1931302A1 publication Critical patent/DE1931302A1/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Soft Magnetic Materials (AREA)

Description

DR. BERG DIPL.-ING. STAPF 1QQIDR. BERG DIPL.-ING. STAPF 1QQI

PATENTANWÄLTE ' ^ V JPATENT Attorneys' ^ V J

8 MÜNCHEN 2. HILBLESTRAS8E 2O8 MUNICH 2. HILBLESTRAS8E 2O

20, Juni20th June

Anwalt3-Akte 18 584Attorney3 file 18 584

Firth Brown Limited, Sheffield, Yorkshire/ EnglandFirth Brown Limited, Sheffield, Yorkshire / England

"Stahllegierungen11 "Steel alloys 11

Diese Erfindung "betrifft Stahllegierungen für Verweildung "bei hohen Temperaturen und im besonderen Stahllegierungen, welche zur Herstellung von Kompressoren und Turbi*. nenläufer in Gasturbinen und für ähnliche Zwecke geeignet sind.This invention "relates to steel alloys for dwell "at high temperatures and in particular steel alloys, which are used in the manufacture of compressors and Turbi *. nenläufer in gas turbines and suitable for similar purposes are.

Die erfindungsgemäßen Stahllegierungen haben die nachfolgenden Zusammensetzungen in Gewichtsprozentsätzen: The steel alloys according to the invention have the following compositions in percentages by weight:

009835/1159009835/1159

. Kohlenstoff Silicium . Carbon silicon

' Mangan Chrom Wickel Molybdän Vanadium Niobium Kobalt Kupfer Bor
Stickstoff'' Manganese Chromium Winding Molybdenum Vanadium Niobium Cobalt Copper Boron
nitrogen

0,02 - 0,25 0,05 - 1,5 0,1 - 1,5 7,0 - 12,0 0,2 - 4-,O 0,2 - 5,0 0,10 - 0,60 0,05 - 0,70 bis zu 7,0 bis zu 5,0 0,002 - 0,050.02 - 0.25 0.05 - 1.5 0.1 - 1.5 7.0 - 12.0 0.2 - 4-, O 0.2 - 5.0 0.10 - 0.60 0.05 - 0.70 up to 7.0 up to 5.0 0.002-0.05

wenigstens 0,010, aber weniger als 0,050at least 0.010 but less than 0.050

wobei der Rest Eisen und nebensächliche Verunreinigungen sind.the remainder being iron and incidental impurities.

In den Fällen, bei denen hohe Kriechfestigkeit kombiniert mit hoher Streckgrenze, hoker Zugfestigkeit mit und ohne Kerbe gewünscht wird, werden Legierungen in den folgenden Bereichen ±n Gew.'/o bevorzugt.In cases where high creep resistance combined with high yield strength, tensile strength and hok it is desired without notch, alloys within the following ranges ± n are wt. '/ O preferred.

Kohlenstoff Silicium Mangan Öhrom NickelCarbon silicon manganese ohrom nickel

0,05 - 0,10 0,10 - 0,8Q 0,50 - 1VQ 9,0 - 11,0 0,2 - 1,00.05 to 0.10 0.10 - 0,8Q 0.50 to 1 V Q 9.0 to 11.0 0.2 to 1.0

009835/1159009835/1159

-3--3-

Molybdän 1,5-3,0Molybdenum 1.5-3.0

Vanadium 0,2-0,5Vanadium 0.2-0.5

Niobium 0,3-0,6Niobium 0.3-0.6

Kobalt 3,0 - 5,0Cobalt 3.0-5.0

Kupfer , , 1,0 - 3,0 Bor 0,005 - 0,,020Copper, 1.0-3.0 boron 0.005-0.020

Stickstoff wenigstens 0,010,Nitrogen at least 0.010,

aber weniger alsbut less than

0,0500.050

wobei der Rest Eisen und nebensächliche Verunreinigungen sind.the remainder being iron and incidental impurities.

Typische Beispiele einer solchen Zubereitung sind:Typical examples of such a preparation are:

Beisp. 1Example 1 Beisp. 2Example 2 Beisp. 3Example 3 Beisp.4Example 4 Beisp. 5Example 5 00 0,050.05 0,070.07 0,060.06 0,070.07 0,040.04 SiSi 0,450.45 0,500.50 0,450.45 0,400.40 0,200.20 MnMn 0,800.80 Q,ßOQ, ßO 0,850.85 0,900.90 0,750.75 GrSize 10,510.5 9,09.0 10,710.7 10,510.5 10,110.1 NiNi 0,50.5 0,40.4 0,40.4 0,50.5 0,30.3 MoMon 1,51.5 1,51.5 1,61.6 1,61.6 1,51.5 VV 0,220.22 0,200.20 0,210.21 0,210.21 0,220.22 NbNb 0,450.45 0,600.60 0,460.46 0,460.46 0,480.48 CoCo 4,04.0 4,04.0 4,24.2 4,24.2 4,24.2 GuGu 2,02.0 1,351.35 " 1,8"1.8 2,92.9 2,02.0 BB. 0,0100.010 0,0100.010 0,0100.010 0,0120.012 0,0090.009 N2 - N 2 - 0,0250.025 0,0200.020 0,0250.025 0,0120.012 0,0310.031

Eisen und nebensächliche Verunreinigungen: RestIron and minor impurities: remainder

009835/1159009835/1159

Es wurden die nachfolgenden Ergebnisse bei Standardunter suohungen mit Stahllegierungen der angegebenen Zusammensetzung erhalten:The following results were obtained from standard sub Solutions with steel alloys of the specified composition are obtained:

.-5-009835/1159.-5-009835 / 1159

inin

to •r to • r

P co •H ω pnP co • H ω pn

CVICVI

P-ro •Η P-ro • Η

p.p.

ra •Ηra • Η

σι vo crs.σι vo crs.

VOOVOO

ιη • toιη • to

VO ·»VO · »

νοονοο

O QO Q

VOVO

CJ-»CJ- »

vo -vo -

C-T-C-T-

C-CVlC-CVl

νο C--νο C--

ν- VOν- VO

CTiCTi

inin

CMCM

OQ ·> C— O! C-CV ν- voOQ ·> C— O! C-CV ν- vo

VOVO

">!i" ·» VO "xir">! i" · »VO" xir

c— *- *- inc— * - * - in

T-" ,T- ", OO OO Ρ—Ρ— CnCn C- -C- - CVJCVJ VOVO CMCM «τ«Τ VOOVOO C-OJC-OJ αϊαϊ

VOVO COCO ι-ι- in,in, C-C- m ο ·m ο inin οο T*"T * " VOVO ^- «^ - « C-C- Ο'«Ο '«

C- «rVC- «rV

C— tA O "4* *ΦC— tA O "4 * * Φ

«φ ·» VO ·». τ-«Φ ·» VO · ». τ-

C- Ο\ C- Ο \

CMCM

-- C-C- OO *-"* - " VO *Φ VO * Φ in cmin cm MM. IOIO -- CVCV C-C- c~ toc ~ to VOVO χ- VO · χ- VO r* inr * in PP. ι-ι- r—r— c-toc-to »Ν»Ν "φ ·>"φ ·> C-C- ii «Γη«Γη ΟΟ OO C-C- PP. «2«2 +=>+ => •Η• Η "φ"φ ΦΦ OO CMCM OtOt •Η• Η C-C- VO OJVO OJ OO CvJ O \ CvJ O \ J ΤJ Τ *φ Λ* φ Λ VOVO CQCQ Ι μ Ι μ C-C- . J. J ωω I -οI-o aa οο ωω C-C- •rl• rl ** OO «I«I. O">O "> ωω inin ·—--· ----

CM OCM O

tntn

ΦΦ 5
• ■ 5
• ■ +=·
•Η + = ·
• Η ** ** PP. CiCi IiIi ISl
ti ISl
ti II. 'εΙ'εΙ •Ρ• Ρ φφ MMMM .■a. ■ a CQCVJCQCVJ φφ >ι> ι «5
Pr«5
Pr ^*^s El^ * ^ s El H)H) m οm ο φφ O
φ-O
φ- ο+»ο + » φφ σ+3 σ + 3 «4 -P
a ■ «4 -P
a ■ •Ρ• Ρ -P-P UU rd » r d » CC)CC) OOTOOT φφ I«I « ar ·ar SS. τ-; τ- ; Pl irl
Φ *Pl irl
Φ * •rl• rl ■ . %$ '{f^ ■. % $ '{f ^ MM. σ*σ *

CU
W CU
W.

ω Pi boω pi bo

•W H
O H• WH
OH

CD ΉCD Ή

ρ öρ ö

P
•ri
Φ
M P.
• ri
Φ
M.

•Η• Η

co ö raco ö ra

""■-.. ο Φ"" ■ - .. ο Φ

titi
··

rara

O -PO -P

■Ρ «—*■■■ Ρ «- * ■■

bObO

φ •Ηφ • Η

3 43 4

•Η ·Η• Η · Η

to ,3to, 3

rf CJ P COrf CJ P CO

Ö- - ftf"Ö- - ftf "

Φ Cl R &■ Φ Cl R & ■

.ρ!.ρ! PtPt •Η• Η ΦΦ σ*σ * CQCQ \\ •Ρ• Ρ caapprox KJKJ οο OO •Ρ• Ρ QQ OJOJ toto 55 ■y■ y οο OO OO ·-■· - ■ ιηιη ιηιη •Η• Η •• φφ

IHIH

0 09835/ ff S90 09835 / ff S9

BADBATH

■ _■ _

In den Fällen, wo höhere" Streckgrenze und Zugfestigkeit zusammen mit einer besseren.Schlagfestigkeit'"und Ker"b-Schlagzähigkeit gefordert werden, werden Zubereitungen mit den nachfolgenden .Bereichen der Gewichtsproaentsätze bevorzugt ; ·'' '. "In those cases where higher 'yield strength and tensile strength together with better impact strength and Ker "b impact strength are required, preparations with the following ranges of percentages by weight are preferred ; · '' '. "

t . ■t. ■

Kohlenstoff" · - - 0,10 - 0,20Carbon "· - - 0.10-0.20

Silicium 0,10 - 0,80Silicon 0.10-0.80

Mangan 0,50 - 1,0Manganese 0.50 - 1.0

Chrom 9,0 - 11,0Chromium 9.0-11.0

Nickel 1,5 - 3,5Nickel 1.5-3.5

Molybdän 1,5-3,0Molybdenum 1.5-3.0

Vanadium 0,20 - 0,50Vanadium 0.20-0.50

Niobium 0,10 - 0,40Niobium 0.10-0.40

Kobalt 2,0 - 3,5·Cobalt 2.0 - 3.5

Kupfer . bis zu 2,0Copper. up to 2.0

Bor 0,005 - 0,020Boron 0.005-0.020

Stickstoff wenigstens 0,010, aberNitrogen at least 0.010, but

■ · weniger als 0,050■ · less than 0.050

wobei der Rest Eisen und nebensächliche Verunreinigungen sind.the remainder being iron and minor impurities are.

Typische Beispiele dieser aweiten bevorzugten Zubereiü sind:Typical examples of this other preferred preparation are:

,Beisp.7 Beisp.»8 Beisp«9 , For sp .7 example "8 example" 9

O ;O; OO »15»15 OO ,16., 16. OO ,11, 11 OO ,16, 16 OO ,10, 10 BlBl OO ,35, 35 OO ,18, 18 OO • 51• 51 OO ,49, 49 ■ο■ ο ,32, 32

009835/1159009835/1159

BAD ORIGINALBATH ORIGINAL

Beisp.6Example 6 Beisp·7Example 7 BBisp.8BBisp. 8 Beisp.9Example 9 Beisp.10Example 10 MnMn 0,700.70 0,650.65 0,:72 0: 72 0,660.66 0,870.87 CrCr 10,010.0 9,69.6 11,011.0 10,110.1 10,110.1 NiNi 2,52.5 2,42.4 2,32.3 2,32.3 2,42.4 MoMon 2,52.5 2,82.8 2,02.0 3,03.0 3,0 -3.0 - V.V. 0,350.35 0,350.35 0,310.31 0,370.37 0,380.38 NbNb o, 25o, 25 0,150.15 0,110.11 0,200.20 0,230.23 CoCo 3,03.0 ■?t9■? T9 2,92.9 3,P3, P 3,13.1 CuCu 0,250.25 0,400.40 0,300.30 0,250.25 0,250.25 BB. 0,0100.010 0,0090.009 0,0060.006 0,0050.005 0,0060.006 NoNo 0,0200.020 0,0160.016 0,p250, p25 0,0280.028 Q, 024Q, 024

Eisen und nebensächliche Verunreinigungen: RestIron and minor impurities: remainder

-8-00 9 835/1159-8-00 9 835/1159

(1) Zu 5ur.~: e rs nc !gun,? en(1) To 5ur. ~: E rs nc! Gun ,? en

(s.) Zlmertenreratur 0,1^ Streckgrenze tons/s.in. (t/cm2)(s.) Zlmertenratur 0.1 ^ yield strength tons / s.in. (t / cm2)

Zugfestigkeit ·Tensile strenght ·

tons/sq.in.tons / sq.in.

(t/cn2) _ Dehnung in fj Querschnittverininderung "1T m Cf(t / cn2) _ elongation in fj reduction in cross-section " 1 T m Cf

i'i . X . D tons/sq.in.i'i. X D tons / sq.in.

(0)(0)

ο ο CO OO ω cn ο ο CO OO ω cn

coco

i 500 0C O9 V/i Streckgrenze i 500 0 C O 9 V / i yield point

tons/sq.. in. (t/cm2)tons / sq .. in. (t / cm2)

Zugfestigkeit tons/sσ.in. (t/2)-Tensile strength tons / sσ.in. (t / 2) -

■Deimung in fi Querschnittverninderung■ Dimming in fi cross-section reduction

■fr m* q ■ ·■ for m * q ■ ·

tons/s α. in-. (/27 tons / s α. in-. (/ 27

S eis T). 6S ice T). 6th Beisn.7Beisn. 7 Beis-o.SBeis-o.S. 3eisp.93eisp.9 72
(11,3) 72
(11.3) 72
(11,3)72
(11.3) 7373
(11,45)(11.45) 64
(10,0)64
(10.0) 7070
(10,9),(10.9), '98'98
(15S35)(15 S 35) ■ 95
(14,9) ■ 95
(14.9) 9090
(14,1)(14.1) S3
(11,31)S3
(11.31) 9696
(15,0)(15.0) 2020th 2121 2020th 1818th 1919th 6060 6161 59'59 ' ,. 59,. 59 6060 164
(25,9) 164
(25.9) 156 ' ·
(24,5)156 '
(24.5) 159159
(25)(25) 136
(21,2) -136
(21.2) - 159159
• (25)• (25) 51
(S,00) 51
(S, 00) 5050
(7,S5)(7, S5) . 49 ■
• (7,77). 49 ■
• (7.77) 4343
(6,57)(6.57) 74
(11,62)74
(11.62) 70
(11,0)70
(11.0) 70
(11,0) "70
(11.0) " 62
(9,73)62
(9.73) 7373
(11,45) .(11.45). 1919th 1919th 1515th 1616 . .17. .17 * 64* 64 5353 5353 65,65, 6666 .«- ■. «- ■ 118
(18,5) "118
(18.5) " ' 117'117
(18,35)(18.35) -- —-

^931302^ 931302

03 0503 05

-P-P

Q) Ο~ϊ Q) Ο ~ ϊ

U P CD K) •ri (D U P CD K) • ri (D

-P
•rl-P
• rl

■a■ a

•ri Xi • ri Xi

α! H Λ! οα! H Λ! ο

,α U , α U

Q)Q)

CVJCVJ

PRPR

COCO

P K) •ri (D WP K) • ri (D W

VDVD

Pipi

W •ri W • ri

α> pqα> pq

CMCM

VOVO

ο inο in

in νοin νο

PtPt

to U to U

0)0)

a.a.

(H -P(H -P

•ri ω• ri ω

'ri'ri

-ρ ω -ρ ω

OJOJ

ο α) •riο α) • ri

&& ■■ QQ OO HH aa OO O;O; OO OO OO ■■■■«■■■■ « OO OO Cvj piCvj pi φφ f".f ". CMCM O 03 O 03 firfir gG tn j jtn y j riri • H• H -P-P • CO• CO II. NN $ο$ ο
, · O, · O MM. •P
m • P
m OO «w«W OQOQ 43O4 3 O (1)
H (1)
H O
• CM OO
• CM O HH COtAUICOtAUI «« ,JO, JO pH h'ripH h'ri 00 • Ρ Φ• Ρ Φ BHbra

009035/1159009035/1159

Claims (3)

Patentansprüche:Patent claims: 1. Stahllegierung, die im wesentlichen aus den nachfolgenden Elementen in den angegebenen Gewichtsprozentsätzen1. Steel alloy consisting essentially of the following Elements in the specified weight percentages besteht:consists: Kohlenstoff 0,02 - 0,25Carbon 0.02-0.25 Silicium. Q,05 - 1,5Silicon. Q.05 - 1.5 Mangan 0,,1 -1,5Manganese 0.1-1.5 Ohrom 7,0 - 12,0Ohrom 7.0 - 12.0 Nickel 0,2 - 4,0Nickel 0.2-4.0 Molybdän 0,2 -5,0Molybdenum 0.2 -5.0 Vanadium 0,10-0,60Vanadium 0.10-0.60 Niobium 0,P5 - 0,70Niobium 0, P5 - 0.70 Kobalt bis zu 7,0Cobalt up to 7.0 Kupfer bis zu 5,PCopper up to 5, p Bor 0,002 bis 0,03Boron 0.002 to 0.03 Stickstoff wenigstens 0,010, aberNitrogen at least 0.010, but weniger als 0,050less than 0.050 Eisen und nebensächliche Verunreinigungen: der Rest.Iron and minor impurities: the rest. 2. Legierung gemäß Anspruch 1, wobei sie im wesentlichen aus den nachfolgenden Elementen in den angegebenen Gewichtsprozentsätzen besteht:2. Alloy according to claim 1, wherein it consists essentially of consists of the following elements in the specified weight percentages: Kohlenstoff, 0,05-0,10Carbon, 0.05-0.10 Silicium Ο,,ΙΟ - 0,80Silicon Ο ,, ΙΟ - 0.80 Mangan 0,50 - 1,0Manganese 0.50 - 1.0 Ohrom 9,0 - 11,αOhrom 9.0-11, α 009835/1159009835/1159 Nickel 0,2 - 1,0Nickel 0.2-1.0 Molybdän 1,5 - 3,0Molybdenum 1.5-3.0 Vanadium 0,2.-0,5Vanadium 0.2-0.5 - Niobium . 0,3 - 0,6- niobium. 0.3-0.6 Kobalt 3,G- 5,0Cobalt 3, G-5.0 Kupfer 1,Q-3,PCopper 1, Q-3, P Bor - 0,005 - 0,020Boron - 0.005-0.020 Stickstoff wenigstens 0,010, aberNitrogen at least 0.010, but weniger als 0,050less than 0.050 Eisen und nebensächliche Verunreinigungen: der RestIron and minor impurities: the rest 3. Legierung gemäß Anspruch 1, wobei sie im wesentlichen aus den nachfolgenden Elementen in den angegebenen Gewichtsprozentsätzen besteht:3. Alloy according to claim 1, wherein it consists essentially of the following elements in the specified weight percentages consists: Kohlenstoff 0,10 - 0,20Carbon 0.10-0.20 Silicium 0,10 - 0,80Silicon 0.10-0.80 Mangan 0,50 - 1,0Manganese 0.50 - 1.0 Chrom 9,0 - 11,0Chromium 9.0-11.0 Nickel 1,5 - 3,5Nickel 1.5-3.5 Molybdän' 1,5 - 3,0Molybdenum 1.5-3.0 Vanadium 0,20 - 0,50Vanadium 0.20-0.50 Niobium 0,10 - 0,40 Kobalt - 2,0-3,5 Kupfer · bis zu 2,0Niobium 0.10 - 0.40 cobalt - 2.0-3.5 copper up to 2.0 Bor . 0,005 - 0,020Boron. 0.005-0.020 Stickstoff wenigstens 0,ß10, aberNitrogen at least 0, ß10, but weniger als 0,Q50less than 0, Q50 Eisen und nebensächliche Verunreinigungen: der RestIron and minor impurities: the rest 009835/1159009835/1159
DE19691931302 1968-06-20 1969-06-20 Steel alloys Pending DE1931302A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2947368 1968-06-20

Publications (1)

Publication Number Publication Date
DE1931302A1 true DE1931302A1 (en) 1970-08-27

Family

ID=10292117

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691931302 Pending DE1931302A1 (en) 1968-06-20 1969-06-20 Steel alloys

Country Status (5)

Country Link
US (1) US3663208A (en)
DE (1) DE1931302A1 (en)
FR (1) FR2011320A1 (en)
GB (1) GB1250898A (en)
SE (1) SE349332B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3859080A (en) * 1971-01-04 1975-01-07 Us Interior Corrosion resistant alloys
DE2551719B2 (en) * 1975-02-24 1978-06-08 General Electric Co., Schenectady, N.Y. (V.St.A.) Use of a steel with a martensitic structure as a material for the manufacture of forged turbine blades
US4058417A (en) * 1975-02-24 1977-11-15 General Electric Company Turbine bucket alloy
US4045256A (en) * 1975-03-05 1977-08-30 Ingersoll-Rand Company Chrome steel casting alloy
US4049431A (en) * 1976-09-30 1977-09-20 The United States Of America As Represented By The United States Energy Research And Development Administration High strength ferritic alloy
US4326885A (en) * 1980-06-16 1982-04-27 Ingersoll-Rand Company Precipitation hardening chromium steel casting alloy
DE3789776T2 (en) * 1986-02-05 1994-08-18 Hitachi Ltd Heat-resistant steel and gas turbine parts made from it.
JPS63171856A (en) * 1987-01-09 1988-07-15 Hitachi Ltd Heat-resisting steel and gas turbine using same
US5002729A (en) * 1989-08-04 1991-03-26 Carpenter Technology Corporation Case hardenable corrosion resistant steel alloy and article made therefrom
US5424028A (en) * 1993-12-23 1995-06-13 Latrobe Steel Company Case carburized stainless steel alloy for high temperature applications
JP3480061B2 (en) * 1994-09-20 2003-12-15 住友金属工業株式会社 High Cr ferritic heat resistant steel
US6737018B2 (en) * 2001-01-16 2004-05-18 Jfe Steel Corporation Corrosion-resistant chromium steel for architectural and civil engineering structural elements
PL2912200T3 (en) * 2012-10-24 2019-10-31 Crs Holdings Inc Quench and temper corrosion resistant steel alloy
US11634803B2 (en) 2012-10-24 2023-04-25 Crs Holdings, Llc Quench and temper corrosion resistant steel alloy and method for producing the alloy
US10094007B2 (en) 2013-10-24 2018-10-09 Crs Holdings Inc. Method of manufacturing a ferrous alloy article using powder metallurgy processing
US10316379B2 (en) 2015-10-30 2019-06-11 Northwestern University High temperature steel for steam turbine and other applications

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2793113A (en) * 1952-08-22 1957-05-21 Hadfields Ltd Creep resistant steel
US2880085A (en) * 1956-03-29 1959-03-31 Firth Vickers Stainless Steels Ltd Ferritic alloy steels for use at elevated temperatures
US3152934A (en) * 1962-10-03 1964-10-13 Allegheny Ludlum Steel Process for treating austenite stainless steels

Also Published As

Publication number Publication date
GB1250898A (en) 1971-10-20
US3663208A (en) 1972-05-16
SE349332B (en) 1972-09-25
FR2011320A1 (en) 1970-02-27

Similar Documents

Publication Publication Date Title
DE1931302A1 (en) Steel alloys
DE60023699T2 (en) HOT-REST STAINLESS STEEL AUSTERITIC STEEL
DE602004002492T2 (en) Austenitic stainless steel and process for its production
DE2535516C2 (en) Use of an austenitic stainless steel, in particular for the manufacture of valves for diesel and gasoline engines
DE602006000160T2 (en) Heat resistant alloy for 900oC sustainable exhaust valves and exhaust valves made from this alloy
DE69817053T2 (en) High-tenacity, high-temperature-resistant steel, turbine rotor and process for its production
EP0626463B1 (en) Heat- and creepresisting steel with martensitic structure, obtained by a thermal treatment process
DE69824962T2 (en) Use of a heat-resistant cast steel
AT152291B (en) Chromium-manganese steels with 0¨01 1¨5% carbon, 5 25% chromium, 10 35% manganese.
DE2047660A1 (en) Austenitic stainless steels
DE2458213A1 (en) OXIDATION-RESISTANT AUSTENITIC STAINLESS STEEL
DE1558668B2 (en) Use of creep-resistant, stainless austenitic steels for the production of sheet metal
DE112018003750T5 (en) Gas turbine disk fuel and heat treatment process therefor
DE60303472T2 (en) Ferritic stainless steel for exhaust parts with good ductility, good high temperature strength, good oxidation resistance and good toughness at lower temperatures
DE728159C (en) Chrome-manganese-nitrogen steel
DE3737836A1 (en) HIGH CORROSION-RESISTANT AUSTENITIC STAINLESS STEEL AND METHOD FOR THE PRODUCTION THEREOF
DE10124393B4 (en) Heat-resistant steel, process for the thermal treatment of heat-resistant steel, and components made of heat-resistant steel
DE1576422C2 (en) Use of a heat-resistant, ferritic steel alloy for the manufacture of inserts in the pre-combustion chambers of diesel engines
DE69818117T2 (en) High-chromium, heat-resistant cast steel and pressure vessel made from it
DE69928696T2 (en) MARTENSITIC, STAINLESS STEEL
DE2734068A1 (en) HIGH TEMPERATURE OXYDATION RESISTANT ALLOYS
DE1533298A1 (en) Martensite-hardenable nickel-molybdenum steel alloy
DE3521101A1 (en) STAINLESS STEEL TWO-PHASE STEEL WITH IMPROVED NOTCH TENSITY
DE1433699A1 (en) Weldable tough steel, consisting essentially of chromium and manganese, and process for its manufacture
DE2737308A1 (en) CHROME-NICKEL STAINLESS STEEL AND ITS USE