JPS60149749A

JPS60149749A - 水機器及びその製造方法

水機器及びその製造方法

Info

Publication number: JPS60149749A
Authority: JP; Japan
Prior art keywords: phase; cavitation; less; erosion; steel
Prior art date: 1984-07-30
Legal status : Granted

Application number

JP15724384A

Other languages

English (en)

Japanese (ja)

Other versions

JPS6256947B2 (enrdf_load_stackoverflow

Inventor

Masao Yamamoto

正夫山本

Takashi Ebisutani

戎谷　隆

Mitsuo Kawai

光雄河合

Hiroshi Honma

本間　啓

Current Assignee

Toshiba Corp

Original Assignee

Toshiba Corp

Priority date

1984-07-30

Filing date

1984-07-30

Publication date

1985-08-07

1984-07-30 Application filed by Toshiba Corp filed Critical Toshiba Corp

1984-07-30 Priority to JP15724384A priority Critical patent/JPS60149749A/ja

1985-08-07 Publication of JPS60149749A publication Critical patent/JPS60149749A/ja

1987-11-27 Publication of JPS6256947B2 publication Critical patent/JPS6256947B2/ja

Status Granted legal-status Critical Current

Links

XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 32
238000004519 manufacturing process Methods 0.000 title claims description 7
230000003628 erosive effect Effects 0.000 claims abstract description 43
229910000831 Steel Inorganic materials 0.000 claims abstract description 11
239000010959 steel Substances 0.000 claims abstract description 11
229910052759 nickel Inorganic materials 0.000 claims abstract description 9
229910052804 chromium Inorganic materials 0.000 claims abstract description 8
229910052750 molybdenum Inorganic materials 0.000 claims abstract description 8
239000002344 surface layer Substances 0.000 claims abstract description 8
229910052799 carbon Inorganic materials 0.000 claims abstract description 7
229910052757 nitrogen Inorganic materials 0.000 claims abstract description 7
229910052710 silicon Inorganic materials 0.000 claims abstract description 7
229910052758 niobium Inorganic materials 0.000 claims abstract description 6
229910001566 austenite Inorganic materials 0.000 claims abstract description 5
229910000859 α-Fe Inorganic materials 0.000 claims abstract description 5
238000003466 welding Methods 0.000 claims description 18
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 16
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
238000000034 method Methods 0.000 claims description 10
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
239000011651 chromium Substances 0.000 claims description 8
239000010955 niobium Substances 0.000 claims description 7
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 6
239000011733 molybdenum Substances 0.000 claims description 6
239000010703 silicon Substances 0.000 claims description 6
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 4
229910052742 iron Inorganic materials 0.000 claims description 4
GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 4
239000010941 cobalt Substances 0.000 claims description 3
229910017052 cobalt Inorganic materials 0.000 claims description 3
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 3
241000556720 Manga Species 0.000 claims 1
239000000463 material Substances 0.000 abstract description 13
229910001220 stainless steel Inorganic materials 0.000 abstract description 6
239000010935 stainless steel Substances 0.000 abstract description 6
239000000203 mixture Substances 0.000 abstract description 5
229910052748 manganese Inorganic materials 0.000 abstract description 4
239000010410 layer Substances 0.000 description 12
230000000052 comparative effect Effects 0.000 description 6
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
229910000963 austenitic stainless steel Inorganic materials 0.000 description 5
239000011572 manganese Substances 0.000 description 5
238000005260 corrosion Methods 0.000 description 4
230000007797 corrosion Effects 0.000 description 4
229910000734 martensite Inorganic materials 0.000 description 4
238000010276 construction Methods 0.000 description 3
238000005336 cracking Methods 0.000 description 3
230000000694 effects Effects 0.000 description 3
229910001105 martensitic stainless steel Inorganic materials 0.000 description 3
238000010248 power generation Methods 0.000 description 3
229910001208 Crucible steel Inorganic materials 0.000 description 2
PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
239000010953 base metal Substances 0.000 description 2
230000008602 contraction Effects 0.000 description 2
238000002844 melting Methods 0.000 description 2
230000008018 melting Effects 0.000 description 2
238000003860 storage Methods 0.000 description 2
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
238000002441 X-ray diffraction Methods 0.000 description 1
SKYGTJFKXUWZMD-UHFFFAOYSA-N ac1l2n4h Chemical compound [Co].[Co] SKYGTJFKXUWZMD-UHFFFAOYSA-N 0.000 description 1
238000000137 annealing Methods 0.000 description 1
238000005266 casting Methods 0.000 description 1
239000003795 chemical substances by application Substances 0.000 description 1
229910052802 copper Inorganic materials 0.000 description 1
239000010949 copper Substances 0.000 description 1
239000013078 crystal Substances 0.000 description 1
230000005611 electricity Effects 0.000 description 1
238000000605 extraction Methods 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000002184 metal Substances 0.000 description 1
229910001120 nichrome Inorganic materials 0.000 description 1
229910000484 niobium oxide Inorganic materials 0.000 description 1
URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 description 1
QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
238000000399 optical microscopy Methods 0.000 description 1
230000002250 progressing effect Effects 0.000 description 1
239000002436 steel type Substances 0.000 description 1
210000004243 sweat Anatomy 0.000 description 1
238000005496 tempering Methods 0.000 description 1
238000009864 tensile test Methods 0.000 description 1
230000009466 transformation Effects 0.000 description 1