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Modèle: GB/T14976
marque: Torich
Détails d'emballage: emballage dans des boîtes en bois ou dans des paquets hexagonaux
productivité: 20000 Tons per Year
transport: Ocean,Land,Air
Lieu d'origine: Zhejiang, Chine (continentale)
Soutenir: 60000 Ton per year
Certificats : ISO9001:2008 ISO14001:2008, TS16949, CE PED, TUV, API
Code SH: 7306301100
Hafen: Shanghai,Ningbo
Type de paiement: L/C,T/T,D/P,Paypal,Money Gram,Western Union
Incoterm: FOB,CFR,CIF,FCA,CPT
La Chine Les fabricants de tube d'acier inoxydable, notre tube d'échappement d'acier inoxydable, tube d'acier soudé, tuyau d'acier inoxydable rond, tube d'acier inoxydable polonais, tube enroulé inoxydable, tube duplex d'acier inoxydable sont bons dans la qualité et concurrentiels dans le prix.
Nom du produit : Tuyaux sans couture d'acier inoxydable de TORICH GB / T14976 ASTM A269 A312 pour le transport de fliuid
Norme : GB / T14976 ASTM A269 A312
OD: 3-420mm
WT: 0.5-50mm
Longueur : 1-12m ou selon l'application et la production réelles des clients.
Application : pour le transport fliuid
Catégorie en acier : 201/202/304 / 304L / 316 / 316L321 / 310s / 410/420/430/440 / 439ect
Technologie : laminés à froid laminés à froid étirés à froid
Caractéristiques:
Bonne concentricité
Bonne qualité de surface
Bonne tolérance OD et ID
Haute précision
Qualité stable
Rugosité lisse
ASSURANCE QUALITÉ TORICH
Tableau 1 La tolérance du diamètre extérieur et mur Unité Epaisseur: mm
Hot rolling(extrusion,expansion) steel tube |
Cold drawn(rolling)steel tube |
||||||
Diamension |
Tolerance |
Diamension |
Tolerance |
||||
Ordinary Grade PA |
High Grade PC |
Ordinary Grade PA |
High Grade PC |
||||
Nominal Outer Diameter D |
68~159 |
±1.25%D |
±1%D |
Nominal Outer Diameter D |
6~10 |
±0.20 |
±0.15 |
>10~30 |
±0.30 |
±0.20 |
|||||
>30~50 |
±0.40 |
±0.30 |
|||||
>50~219 |
±0.85%D |
±0.75%D |
|||||
>159 |
±1.5%D |
>219 |
±0.9%D |
±0.8%D |
|||
Nominal Wall Thickness S |
<15 |
+15%S -12.5%S |
±12.5%S |
Nominal Wall Thickness S |
≤3 |
±12%S |
±10%S |
≥15 |
+20%S -15%S |
>3 |
+12.5%S -10%S |
±10%S |
Tableau 2 Tolérance de l'épaisseur minimale de paroi : mm
Manufacturing Method |
Diamension |
Tolerance |
|
Ordinary Grade PA |
High Grade PC |
||
Hot rolling(extrusion,expansion) steel tube W-H |
Smin<15 |
+25%Smin 0 |
+22.5%Smin 0 |
Smin≥15 |
+32.5%Smin 0 |
||
Cold drawn(rolling)steel tube W-C |
All Wall Tickness |
+22%Smin 0 |
+20%Smin 0 |
Tableau 3 Grade et composant chimique
No. |
GB/T 20878 |
Grade |
|
Chemical Component(Quality Fraction)/% |
||||||||||
No. |
Unified Digital Code |
C |
Si |
Mn |
P |
S |
Ni |
Cr |
Mo |
Cu |
N |
Others |
||
13 |
S30210 |
12Cr18Ni9 |
0.15 |
1.00 |
2.00 |
0.035 |
0.030 |
8.00~10.00 |
17.00~19.00 |
- |
- |
0.10 |
- |
|
2 |
17 |
S30408 |
06Cr19Ni10 |
0.08 |
1.00 |
2.00 |
0.035 |
0.030 |
8.00~11.00 |
18.00~20.00 |
- |
- |
- |
- |
3 |
18 |
S30403 |
022Cr19Ni10 |
0.030 |
1.00 |
2.00 |
0.035 |
0.030 |
8.00~12.00 |
18.00~20.00 |
- |
- |
- |
- |
4 |
23 |
S30458 |
06Cr19Ni10N |
0.08 |
1.00 |
2.00 |
0.035 |
0.030 |
8.00~11.00 |
18.00~20.00 |
- |
- |
0.10~0.16 |
- |
5 |
24 |
S30478 |
06Cr19Ni9NbN |
0.030 |
1.00 |
2.50 |
0.035 |
0.030 |
7.50~10.50 |
18.00~20.00 |
- |
- |
0.15~0.30 |
Nb:0.15 |
6 |
25 |
S30453 |
022Cr19Ni10N |
0.08 |
1.00 |
2.00 |
0.035 |
0.030 |
8.00~11.00 |
18.00~20.00 |
- |
- |
0.10~0.16 |
- |
7 |
32 |
S30908 |
06Cr23Ni13 |
0.030 |
1.00 |
2.00 |
0.035 |
0.030 |
12.00~15.00 |
22.00~24.00 |
- |
- |
- |
- |
8 |
35 |
S31008 |
06Cr25Ni20 |
0.08 |
1.50 |
2.00 |
0.035 |
0.030 |
19.00~22.00 |
24.0~26.00 |
- |
- |
- |
- |
9 |
38 |
S31608 |
06Cr17Ni12Mo2 |
0.08 |
1.00 |
2.00 |
0.035 |
0.030 |
10.00~14.00 |
16.00~18.00 |
2.00~3.00 |
- |
- |
- |
10 |
39 |
S31603 |
022Cr17Ni12Mo2 |
0.030 |
1.00 |
2.00 |
0.035 |
0.030 |
10.00~14.00 |
16.00~18.00 |
2.00~3.00 |
- |
- |
- |
11 |
40 |
S31609 |
07Cr17Ni12Mo2 |
0.04~0.10 |
1.00 |
2.00 |
0.035 |
0.030 |
10.00~14.00 |
16.00~18.00 |
2.00~3.00 |
- |
- |
- |
12 |
41 |
S31668 |
06Cr17Ni12Mo2Ti |
0.08 |
1.00 |
2.00 |
0.035 |
0.030 |
10.00~14.00 |
16.00~18.00 |
2.00~3.00 |
- |
- |
Ti:5C~0.70 |
Tableau 4 Système de traitement thermique recommandé. Propriétés et densité mécaniques de tube d'acier
Organization type |
No. |
GB/T 20878 |
Grade |
Recommended Heat Treatment System |
Mechanical Properties |
Density ρ/(kg/dm2) |
|||
No. |
Unified digital code |
Tensile strength Rm/MPa |
Specified plastic elongation strength Rp0.2/MPa |
Percentage elongation after fracture A/% |
|||||
Not less than |
|||||||||
Austenitic |
1 |
13 |
S30210 |
12Cr18Ni9 |
1010℃~1150℃,cold or otherwise |
520 |
205 |
35 |
7.93 |
2 |
17 |
S30408 |
06Cr19Ni10 |
1010℃~1150℃,cold or otherwise |
520 |
205 |
35 |
7.93 |
|
3 |
18 |
S30403 |
022Cr19Ni10 |
1010℃~1150℃,cold or otherwise |
480 |
175 |
35 |
7.90 |
|
4 |
23 |
S30458 |
06Cr19Ni10N |
1010℃~1150℃,cold or otherwise |
550 |
275 |
35 |
7.93 |
|
5 |
24 |
S30478 |
06Cr19Ni9NbN |
1010℃~1150℃,cold or otherwise |
685 |
345 |
35 |
7.98 |
|
6 |
25 |
S30453 |
022Cr19Ni10N |
1010℃~1150℃,cold or otherwise |
550 |
245 |
40 |
7.93 |
|
7 |
32 |
S30908 |
06Cr23Ni13 |
1010℃~1150℃,cold or otherwise |
520 |
205 |
40 |
7.98 |
|
8 |
35 |
S31008 |
06Cr25Ni20 |
1010℃~1150℃,cold or otherwise |
520 |
205 |
40 |
7.98 |
|
9 |
38 |
S31608 |
06Cr17Ni12Mo2 |
1010℃~1150℃,cold or otherwise |
520 |
205 |
35 |
8.00 |
|
10 |
39 |
S31603 |
022Cr17Ni12Mo2 |
480 |
175 |
35 |
8.00 |
||
11 |
40 |
S31609 |
07Cr17Ni12Mo2 |
≥1040℃,cold or otherwise |
515 |
205 |
35 |
7.98 |
|
12 |
41 |
S31668 |
06Cr17Ni12Mo2Ti |
1000℃~1100℃,cold or otherwise |
530 |
205 |
35 |
7.90 |
Tableau 5 Tube d'acier Article d'inspection. Méthode d'essai et quantité d'échantillonnage
No. |
Inspection Item |
Sampling Quantity |
Sampling Method |
Test Method |
1 |
Chemical Component |
Take a sample of each furance |
GB/T 20066 |
GB/T 223.GB/T 11170.GB/T20123.GB/T 20124 |
2 |
Tensile Test |
Take a sample between two steel tubes of each batch |
GB/T 2975 |
GB/T 228.1 |
3 |
Flattening Test |
Take a sample between two steel tubes of each batch |
GB/T 246 |
GB/T 246 |
4 |
Flaring Test |
Take a sample between two steel tubes of each batch |
GB/T 242 |
GB/T 242 |
5 |
Hydraulic Test |
Each piece |
- |
GB/T 241 |
6 |
Ultrasonic Test |
Each piece |
- |
GB/T 5777-2008 |
7 |
Eddy Test |
Each piece |
- |
GB/T 7735-2004 |
8 |
Intercrystalline corrosion test |
Take a sample between two steel tubes of each batch |
GB/T 4334-2008 |
GB/T 4334-2008 |
Groupes de Produits : Tuyau en acier inoxydable
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.