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Modello: GB/T 9808-2008
marchio: TORICH
Pacchetto: 45MoMnB Tubo di perforazione geologico di alta qualità / tubo, imballaggio in pacchetto marino standard
produttività: 50000 tons/year
Trasporti: Ocean,Land
Luogo di origine: Zhejiang, CN
Supportare: 50000 tons/year
Certificati : ISO 9001 ISO 14001 TS 16949
Codice SA: 73041930
Porta: Shanghai,Ningbo,Foshan
Tipo di pagamento: L/C,T/T,D/P,Paypal,Money Gram,Western Union
Incoterm: FOB,CFR,CIF,FCA,CPT
Informazioni sul prodotto
Applicazione: per aste di perforazione a filo, tubi di profilati per anima, aste di accoppiamento per aste di perforazione
Intervallo di dimensioni: OD 5-420mm, WT 0,5-50mm Lunghezza max12000mm
Materiale: 45MnMoB, 10 #, 20 #, 45 #, 4130,4140,16Mn, ecc.
Composizione chimica di 45MnMoB
C: 0.41-0.49, Si: 0.17-0.37, Mn: 0.9-1.2, S: 0.04max, P: 0.04max, Mo: 0.2-0.3, B: 0.001-0.005
Tolleranza del diametro esterno e dello spessore della parete
Standard | Production Method | Tube Size |
|
Tolerance |
GB/T 9808-2008 | Hot rolled | OD |
(+1.0%D) or +0.65 (-0.5%D) -0.35 |
|
WT | ≤10 |
(+15%S)or +0.45 (-10%S) -0.35 |
||
>10 | (+12.5%S, -10%S) | |||
Cold Drawn(rolled) | OD |
|
±0.50%D or ±0.20 | |
WT |
|
±8%S or ±0.15 | ||
Q(N)/ T118-2010 | Cold Drawn | OD | OD | ±0.40%D or ±0.20 |
WT | WT | ±7%S or ±0.15 |
Proprietà meccanica
No. | Grade | Tensile Strangth Rm/MPa | Specifies the non-proportional extension strength Rp0.2/MPa |
Percentage elongation after fracture A/% |
No less than | ||||
1 | ZT380 | 640 | 380 | 14 |
2 | ZT490 | 690 | 490 | 12 |
3 | ZT520 | 780 | 520a | 15b |
4 | ZT540 | 740 | 540 | 12 |
5 | ZT590 | 770 | 590 | 12 |
6 | ZT640 | 790 | 640 | 12 |
7 | ZT740 | 840 | 740 | 10 |
a Grade ZT520 measure RP0.5 bGrade ZT520 use tensile sample S4 S5 or S6 in GB/T 228 |
Elenco prodotti : Tubi in acciaio senza saldatura
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.