Dec 10, 2025 Tso lus

Seamless Nickel Alloy Steel Pipe Ua nyob rau hauv Suav teb ASTM B444 Inconel625 / Alloy625

1. Cov tshuaj muaj pes tsawg leeg ntawm Inconel 625 / Alloy 625 yog dab tsi?


Teb: Inconel 625 yog npib tsib xee -chromium- molybdenum alloy nrog lub zog siab thiab zoo corrosion kuj. Nws cov qauv muaj xws li:

Nickel (Ni): 58% min

Chromium (Cr): 20-23%

Molybdenum (Molybdenum): 8-10%

Hlau (Fe): 5% max

Niobium + Tantalum (Nb + Ta): 3.15–4.15%

Lwm cov khoom xws li C, Mn, Si hauv me me

 


2. Yuav ua li cas yog cov kev siv ntawm no seamless alloy yeeb nkab?


Teb: ASTM B444 Inconel 625 kav yog dav siv nyob rau hauv kev lag luam uas yuav tsum tau muaj corrosion thiab siab -kub kuj, xws li:

Cov nroj tsuag tshuaj thiab petrochemical

Offshore cov khoom siv roj thiab roj

Marine engineering

Kev tsim hluav taws xob (boilers, kub exchangers)

Aerospace Cheebtsam

 


3. Dab tsi yog cov khoom siv kho tshuab ntawm ASTM B444 Inconel 625?


Teb: Tej yam khoom muaj xws li:

Tensile zog: 120 ksi (827 MPa) yam tsawg kawg nkaus

Yield zog: 30 ksi (205 MPa) yam tsawg kawg nkaus (annealed)

Elongation: 30% yam tsawg kawg nkaus

Hardness: Rockwell B 95 siab tshaj (annealed)
Cov txiaj ntsig no tuaj yeem sib txawv nyob ntawm kev kho cua sov thiab kev tsim khoom.

 


4. Cov qauv thiab ntawv pov thawj dab tsi ua raws li cov yeeb nkab no?


Teb: Cov kav dej ua raws li:

ASTM B444 (Standard Specification rau Nickel{1}}Chromium-Molybdenum Alloy Pipe)

ASME B31.3 rau cov kav dej siab

ISO 9001 Kev Tswj Xyuas Kev Tswj Xyuas Zoo

Cov ntawv pov thawj khoom siv (MTC) feem ntau yog muab raws li EN 10204 3.1

 


5. Yuav ua li cas corrosion tsis kam ntawm Inconel 625 nyob rau hauv ib puag ncig hnyav?


Teb: Inconel 625 muaj kev tiv thaiv zoo heev rau:

Oxidation thiab scaling ntawm qhov kub thiab txias

Kev ntxhov siab corrosion tawg hauv cov tshuaj chloride- muaj ib puag ncig

Sulfuric acid, hydrochloric acid, thiab seawater corrosion
Qhov no ua rau nws haum rau cov txheej txheem tshuaj corrosive heev thiab kev siv dej hiav txwv.

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