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Model: GB/T9948
merk: TORICH
verpakkingen: In triplexgeval, in houten doos.
produktiviteit: 50000tons/year
vervoer: Ocean,Land,Air
Plaats van herkomst: CHINA
Ondersteuning over: 50000tons/year
Certificaat: ISO9001 ISO14001
Haven: ShangHai,NingBo,Foshan
betaling Type: L/C,T/T,D/P,Paypal,Money Gram,Western Union
Incoterm: FOB,CFR,CIF,FCA,CPT
GB 9948-2013 Naadloze stalen buizen voor kraken van petroleum
China toonaangevende fabrikanten en leveranciers van Honed Tube, en we zijn gespecialiseerd in High Precision gezoet Tube, Honing Hydraulische cilinderbuis, Carbon Steel gezoet Tube, etc.
Tabel 1 De toleranties van buitendiameter en wanddikte Eenheid: 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 |
Tabel 3 Staalkwaliteit en chemische samenstelling
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 |
Product Categorie : Honed Tube
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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