Polani 99.95% mama Niobium tube ma paipa

1,Mama maualuga
2, I totonu o fa'asoa
3, tau falegaosimea

FAAMATALAGA O MEA FAI

Fa'amatalaga o oloa

Fa'amatalaga:

Igoa Oloa	Polani 99.95% mama Niobium paipa ma paipa
Meafaitino	mama niobium ma niobium fa‘atasi
Vasega	RO4200.RO4210,R04251,R04261
Tulaga	ASTM B393
Fa'agasologa	Ta'a'ai maalili, Ta'ai vevela, Ta'avale
Uiga	Melting point : 2468℃ / Boiling point : 4744℃
Malosi	8.6g/cm3
Vaega Oloa	Lelei Tetee A'au, Lelei tetee i aafiaga o vevela

Manaoga vaila'au:

Kemisi %
Tofiga	Vaega autu			O mea leaga e itiiti i lo
Tofiga	Nb	Fe	Si	Ni	W	Mo	Ti	Ta	O	C	H	N
Nb1	Toega	0.004	0.002	0.002	0.004	0.004	0.002	0.07	0.015	0.005	0.0015	0.003
Nb2	Toega	0.02	0.02	0.005	0.02	0.02	0.005	0.15	0.03	0.01	0.0015	0.01

Mea fa'ainisinia:

Vasega(UNS)	Fa'amauina
Vasega(UNS)	Min, psi (MPa)	Malosi ole fua ole min,psi (MPa)	Fa'aliga min, % (1 inch gage length)
R04200	18000 (125)	10500 (73)	25
R04210 Welded	18000 (125)	8500 (59)	25
R04210 Seamless	18000 (125)	10500 (73)	25
R04251	28000(195)	18000(125)	20
R04261	28000(195)	18000(125)	20

Aisea e Filifili ai Matou:

1. E mafai ona e mauaina le mea sili ona lelei e tusa ai ma lou manaʻoga i le tau maualalo.

2. Matou te ofoina atu foʻi Reworks, FOB, CFR, CIF, ma tau tuʻuina atu i le faitotoa. Matou te fautuaina oe e fai fefaʻatauaiga mo felauaiga o le a fai si taugofie.

3. O mea matou te tuʻuina atu e mafai ona faʻamaonia atoatoa, saʻo mai le tusi faʻataʻitaʻiga suʻega mataʻutia i le faʻamatalaga pito mulimuli.

4. e faʻamautinoa e tuʻuina atu se tali i totonu ole 24 itula (masani ile itula lava e tasi)

5. E mafai ona e maua isi fa'atauga, fa'atauga fa'atau ma fa'aitiitia le taimi o gaosiga.

6. Matou te faʻamaoni atoatoa ia matou tagata faʻatau. Afai o le a le mafai ona ausia ou manaʻoga pe a uma ona suʻesuʻeina filifiliga uma, matou te le faʻasesēina oe e ala i le faia o folafolaga pepelo e faʻatupuina sootaga lelei tagata faʻatau.

Faʻamautinoaga Tulaga (e aofia uma ai le Faʻaleagaina ma le le faʻaleagaina)

1. Su'ega Fa'aaliga Vaaia

2. Su'esu'ega fa'ainisinia e pei o le tensile, Elongation ma le fa'aitiitiga ole vaega.

3. Iloiloga o aafiaga

4. Su'esu'ega su'ega vaila'au

5. Su'ega ma'a'a

6. Su'ega Puipuiga Pitting

7. Su'ega Penetrant

8. Su'esu'ega a'afia Intergranular

9. Fa'ata'ita'iga Fa'atau

10. Su'ega Fa'ata'ita'i Metallography

Taamiloga Falegaosimea