UNS N08926/X1NiCrMoCuN25-20-7/EN 1.4529/Incoloy 25-6Mo/Alloy 926 Stainless Steel

I-UNS N08926 iyinsimbi engagqwali engagqwali ephezulu enezinga eliphezulu le-chromium ne-molybdenum futhi inikeza ukumelana nokugqwala okuhle kakhulu ngaphansi kwezimo ezinzima ezifana namanzi olwandle anezinga lokushisa eliphezulu nezitshalo ze-flue gas desulfurization.

Ingxubevange 926 Mo (INCOLOY alloy 25-6MO, UNS N08926 / W. Nr. 1.4529) iyi-super-austenitic 6% molybdenum steel stainless enikeza ukumelana okuhle kakhulu nezinhlobonhlobo zezindawo ezigqwala kakhulu. Le alloy yenza kahle ku-high chloride process streams were pitting, crevice corrosion and stress corrosion cracking kungenzeka. Inokumelana nokugqwala okuhle kakhulu okujwayelekile kuma-sulfuric, phosphoric, nama-organic acid, ikakhulukazi lapho equkethe ukungcola kwe-chloride.

Okuqukethwe okuphezulu kwe-chromium ne-nickel kwe-Alloy 926 Mo kunikeza ukumelana nokugqwala okuvamile kuzo zombili izindawo ezikhipha i-oxidizing nezinciphisayo. Inhlanganisela ye-molybdenum ne-nitrogen imelana nokugqwala kwemigodi kanye nokugqwala, kuyilapho ithusi lithuthukisa ukumelana ne-sulfuric acid, futhi i-nitrogen inyusa amandla okubamba kanye nesivuno. I-926 Mo ingasetshenziswa esikhundleni sezinsimbi ezingenasici ze-austenitic ezivamile (316L, 317L) ezihlulekayo ngenxa yokubhoboza, ukugqwala kwe-crevice, noma ukuqhekeka kokugqwala kokucindezeleka kwe-chloride. Amandla e-926 Mo acishe abe ngu-50% ngaphezu kuka-316L. I-25-6MO Mo ingaba indawo engabizi kakhulu yama-nickel alloys.

Idatha elandelayo izohlinzeka ngemininingwane eyengeziwe mayelana I-UNS N08926 (X1NiCrMoCuN25-20-7, EN 1.4529).

Ifomu Elitholakalayo Lemikhiqizo:

Ipayipi neshubhu: ASTM B677, ASTM B674, ASTM B673

Ipuleti & Ishidi & Strip: ASTM B625, ASTM A240, API 5LD

Ibha, Billet: ASTM B472, NACE MR0175/ISO 15156

Intambo: ASTM B649

Ukwakhiwa kwamakhemikhali:

Ithebula elilandelayo libonisa ukwakheka kwamakhemikhali kwe-UNS N08926.

I-Element Okuqukethwe (%)
Insimbi, Fe 41.69 - 50.35
UNickel, uNi 24-26
I-Chromium, Cr 19-21
I-Molybdenum, Mo 6-7
I-Manganese, Mn ≤2
Ithusi, Cu 0.5-1.5
I-Silicon, Si ≤0.5
I-nitrogen, N 0.15-0.25
I-Phosphorous, P ≤0.03
Ikhabhoni, C ≤0.02
Isibabule, S ≤0.01

Izakhiwo

Izakhiwo ezibonakalayo ze-UNS N08926 zivezwe kuthebula elilandelayo.

Izakhiwo I-Metric Imperial
Ubuningi 8.03 g / cm³ 0.29 lb/in³

Izakhiwo mechanical

Izakhiwo zemishini ze-UNS N08926 zivezwe kuthebula elilandelayo.

Izakhiwo I-Metric Imperial
amandla eqine ≥648 MPa ≥94000 psi
Ukukhulisa amandla ≥296 MPa ≥43000 psi
I-modulus ye-elasticity I-192 GPa 27800 k
Ukuphakanyiswa ngesikhathi sokuphumula ≥35 % ≥35 %
Ukuqina kwe-Rockwell B ≤86 ≤86

Izicelo

Okulandelayo ezinye zezicelo ezinkulu ze-UNS N08926:

  • Amasistimu okukhipha usawoti emanzini
  • Umkhakha we-Pulp nephepha
  • Imishini yokucubungula ukudla
  • Imboni yokucubungula amakhemikhali
  • Ukukhiqizwa kwe-Offshore kawoyela negesi
  • Ukuphehla amandla