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.
Modell: GB/T9948
Marke: ZU REICH
Verpakung: In Sperrholzkasten, In Holzkiste.
Produktivität: 50000tons/year
Transport: Ocean,Land,Air
Ort Von Zukunft: CHINA
Unterstützung über: 50000tons/year
Zertifikate : ISO9001 ISO14001
Hafen: ShangHai,NingBo,Foshan
Zahlungsart: L/C,T/T,D/P,Paypal,Money Gram,Western Union
Incoterm: FOB,CFR,CIF,FCA,CPT
GB 9948-2013 Nahtlose Stahlrohre für Petroleum Cracking
China führende Hersteller und Lieferanten von Honed Tube, und wir sind spezialisiert auf High Precision Honed Tube, Honing Hydraulikzylinder Rohr, Carbon Steel Honed Tube, etc.
Tabelle 1 Die Toleranzen des Außendurchmessers und der Wandstärke Einheit: mm
Sort Code |
Manufacuring Method |
Nominal Size |
Tolerances |
||
Common Level |
High Level |
||||
W-H |
Hot Rolling (Extrusion) |
Outer Diameter D |
≤54 |
±0.50 |
±0.30 |
>54~325 |
±1%D |
±0.75%D |
|||
>325 |
±1%D |
- |
|||
Wall Thicknass S |
≤20 |
+15%S -10%S |
±10%S |
||
>20 |
+12.5%S -10%S |
±10%S |
|||
Hot Expand |
Outer Diameter D |
All |
±1%D |
||
Wall Thicknass S |
All |
±15%S |
|||
W-C |
Cold Drawn(Rolling) |
Outer Diameter D |
≤25.4 |
±0.15 |
|
>25.4~40 |
±0.20 |
||||
>40~50 |
±0.25 |
||||
>50~60 |
±0.30 |
||||
>60 |
±0.75%D |
±0.5%D |
|||
Wall Thicknass S |
≤3.0 |
±0.3 |
±0.2 |
||
>3.0 |
±10%S |
±7.5%S |
Tabelle3 Stahlsorte und chemische Zusammensetzung
Steel grade |
Chemical composition % |
|||||||||||
C |
Si |
Mn |
Cr |
Mo |
Ni |
Nb |
Ti |
V |
Cu |
P |
S |
|
≤ |
||||||||||||
10 |
0.07~ 0.13 |
0.17~ 0.37 |
0.35~ 0.65 |
≤0.15 |
≤0.15 |
≤ 0.25 |
- |
- |
≤0.08 |
≤0.20 |
0.025 |
0.015 |
20 |
0.17~ 0.23 |
0.17~ 0.37 |
0.35~ 0.65 |
≤0.25 |
≤0.15 |
≤ 0.25 |
- |
- |
≤0.08 |
≤0.20 |
0.025 |
0.015 |
12CrMo |
0.08~ 0.15 |
0.17~ 0.37 |
0.40~ 0.70 |
0.40~ 0.70 |
0.40~ 0.55 |
≤ 0.30 |
- |
- |
- |
≤0.20 |
0.025 |
0.015 |
15CrMo |
0.12~ 0.018 |
0.17~ 0.37 |
0.40~ 0.70 |
0.80~ 1.10 |
0.40~ 0.55 |
≤ 0.30 |
- |
- |
- |
≤0.20 |
0.025 |
0.015 |
12CrlMo |
0.08~ 0.15 |
0.50~ 1.00 |
0.30~ 0.60 |
1.00~ 1.50 |
0.45~ 0.65 |
≤ 0.30 |
- |
- |
- |
≤0.20 |
0.025 |
0.015 |
12CrlMoV |
0.08~ 0.15 |
0.17~ 0.37 |
0.40~ 0.70 |
0.90~ 1.20 |
0.25~ 0.35 |
≤ 0.30 |
- |
- |
0.15~ 0.30 |
≤0.20 |
0.025 |
0.015 |
12Cr2Mo |
0.08~ 0.15 |
≤0.50 |
0.40~ 0.60 |
2.00~ 2.50 |
0.90~ 1.13 |
≤ 0.30 |
- |
- |
- |
≤0.20 |
0.025 |
0.015 |
12Cr5MoI 12Cr5MoNT |
≤ 0.15 |
≤0.50 |
0.30~ 0.60 |
4.00~ 6.00 |
0.45~ 0.60 |
≤ 0.60 |
- |
- |
- |
≤0.20 |
0.025 |
0.015 |
12Cr9MoI 12Cr9MoNT |
≤ 0.15 |
0.25~ 1.00 |
0.30~ 0.60 |
8.00~ 10.00 |
0.90~ 1.10 |
≤ 0.60 |
- |
- |
- |
≤0.20 |
0.025 |
0.015 |
07Cr19Ni10 |
0.04~ 0.10 |
≤ 1.00 |
≤2.00 |
18.00~ 20.00 |
- |
8.00~ 11.00 |
- |
- |
- |
- |
0.030 |
0.015 |
07Cr18Ni11Nb |
0.04~ 0.10 |
≤ 1.00 |
≤2.00 |
17.00~ 19.00 |
- |
9.00~ 12.00 |
8C~ 1.10 |
- |
- |
- |
0.030 |
0.015 |
07Cr19Ni11NTi |
0.04~ 0.10 |
≤0.75 |
≤2.00 |
17.00~ 20.00 |
- |
9.00~ 13.00 |
- |
4C~ 0.60 |
- |
- |
0.030 |
0.015 |
022Cr17Ni12Mo2 |
≤ 0.30 |
≤1.00 |
≤2.00 |
16.00~ 18.00 |
2.00~ 3.00 |
10.00~ 14.00 |
- |
- |
- |
- |
0.030 |
0.015 |
Produktgruppe : Geschliffenes Rohr
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.
Fill in more information so that we can get in touch with you faster
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.