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Modell: GB/ T 8163
Marke: ZU REICH
Verpakung: In Paketen mit seetüchtiger Verpackung, in Holzkiste
Produktivität: 25000tons
Transport: Ocean,Land,Air
Ort Von Zukunft: China
Unterstützung über: 60000tons
Zertifikate : ISO9001/TS16949
HS-Code: 7304193000
Hafen: Shanghai,Ningbo,Tianjin
Zahlungsart: L/C,T/T,D/P,Paypal,Money Gram,Western Union
Incoterm: FOB,CFR,CIF,EXW,FCA,CPT
1010 1020 1045 Kaltziehen / Warmwalzen von nahtlosen Stahlrohren für Maschinerie
Herstellung: Warmwalzen und kaltgezogen
Toleranz der OD & WT:
OD-Toleranz:
Production Method |
OD Tolerance |
Hot Rolling(Extrusion) |
±1% or ±0.50mm |
Cold Drawn(Cold Rolled) |
±1% or ±0.30mm |
Toleranz für Wandstärke:
1. Wandstärke toleranz von Warmwalzen stahlrohr:
Production Method |
OD (DN) |
WT/OD |
Tolerance |
Extruded tube |
≤102 |
/ |
±12.5% or ±0.40mm |
>102 |
≤0.05 |
±15% or ±0.40mm |
|
>0.05-0.10 |
±12.5% or ±0.40mm |
||
>0.10 |
+12.5% -10% |
||
Heat expanding steel tube |
/ |
±15% |
Toleranz der Dicke 2.Wall von kaltgezogenem (kaltgewalztem) Stahlrohr:
Production Method |
WT |
Tolerance |
Cold Drawn(Cold Rolled) steel tube |
≤3 |
+15%/-10% or ±0.40mm |
>3 |
+12.5% -10% |
Biegetoleranz:
WT ≤ 15 mm, Biegen ≤ 1,5 mm / m
WT> 15 mm ~ 30 mm, Biegen ≤ 2,0 mm / m
WT> 30 mm / OD ≥ 351 mm, Biegen ≤ 3,0 mm / m
Ovalität und Wandunebenheiten:
Die Ovalität und Wandunebenheiten sollten nicht mehr als 80% der Außendurchmesser und Wandstärke betragen (oder nach Kundenwunsch).
mechanische Eigenschaft
Steel Grade |
Tensile strength Rm N/mm2(MPa) |
Yield Strength Rp0.2 N/mm2(MPa) |
Elongation A % |
|||
Wall Thickness |
||||||
≤16mm |
>16~30mm |
>30mm |
||||
10 |
≥335 |
≥205 |
≥195 |
≥185 |
≥24 |
|
15 |
≥375 |
≥225 |
≥215 |
≥205 |
≥22 |
|
20 |
≥410 |
≥245 |
≥235 |
≥225 |
≥20 |
|
25 |
≥450 |
≥275 |
≥265 |
≥255 |
≥18 |
|
35 |
≥510 |
≥305 |
≥295 |
≥285 |
≥17 |
|
45 |
≥590 |
≥335 |
≥325 |
≥315 |
≥14 |
|
20Mn |
≥450 |
≥275 |
≥265 |
≥255 |
≥20 |
|
25Mn |
≥490 |
≥295 |
≥285 |
≥275 |
≥18 |
|
Q235 |
A |
375~500 |
≥235 |
≥225 |
≥215 |
≥25 |
B |
||||||
C |
||||||
D |
||||||
Q275 |
A |
415~540 |
≥275 |
≥265 |
≥255 |
≥22 |
B |
||||||
C |
||||||
D |
||||||
Q295 |
A |
390~570 |
≥295 |
≥275 |
≥255 |
≥22 |
B |
||||||
Q345 |
A |
470~630 |
≥345 |
≥325 |
≥295 |
≥20 |
B |
||||||
C |
≥21 |
|||||
D |
||||||
E |
||||||
Q390 |
A |
490~650 |
≥390 |
≥370 |
≥350 |
≥18 |
B |
||||||
C |
≥19 |
|||||
D |
||||||
E |
||||||
Q420 |
A |
520~680 |
≥420 |
≥400 |
≥380 |
≥18 |
B |
||||||
C |
≥19 |
|||||
D |
||||||
E |
||||||
Q460 |
C |
550~720 |
≥460 |
≥440 |
≥420 |
≥17 |
D |
||||||
E |
Verpackung:
Export standard paket: gebündelte holzkiste, anzug für alle arten von transport,
oder nach Bedarf.
Produktgruppe : Nahtlose Stahlrohre
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.