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Modell: GB/T 8163
Marke: ZU REICH
Verpakung: Nahtlose Stahlrohre für Flüssigservice GB / T 8163, in Bündeln mit seetüchtiger Verpackung
Produktivität: 50000 tons/year
Transport: Ocean,Land,Air
Ort Von Zukunft: Zhejiang, CN
Unterstützung über: 50000 tons/year
Zertifikate : ISO 9001 ISO 14001 TS 16949
HS-Code: 7304193000
Hafen: Shanghai,Ningbo,Foshan
Zahlungsart: L/C,T/T,D/P,Paypal,Money Gram,Western Union
Incoterm: FOB,CFR,CIF,FCA,CPT
Nahtlose Stahlrohre für Flüssigkeitsservice GB / T 8163
SPEC :
Material: Q295 Q345 10 # 20 # Q390, Q420, Q460
Größenbereich
OD: 4-1200 mm
WT: 0,3-200 mm
Allgemeine Länge: 3-12.5m
Toleranz:
Nach den folgenden Tabellen oder Kundenwunsch.
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. Wanddickentoleranz von Warmwalzstahlrohr:
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% |
2.Walldickentoleranz 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≤15mm, Biegen≤1.5mm / m
WT> 15mm ~ 30mm, Biegen≤2.0mm / m
WT> 30mm / OD≥351mm, Biegen≤3.0mm / m
Mechanische Eigenschaften
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 |
|
20 |
≥410 |
≥245 |
≥235 |
≥225 |
≥20 |
|
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 |
Charakteristisch:
TORICHQUALITÄTSSICHERUNG
Gute Oberflächenqualität
Gute OD- und ID-Toleranz gemäß Technischem Standard
Stabile Qualität
100% Wirbelstromprüfung
Verarbeitung: Warmwalzen (Extrudieren expandieren), kaltziehen (Walzen)
Technische Lieferbedingungen: Warmwalzen, Glühen, Normalisieren
Weit verbreitet im Bereich: Transport von Rohrleitungen für den flüssigen Service
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.