Tuyaux en acier inoxydable 301, 304, 304L, 316, 316L, 309, 310S, 321
- Grade:
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Spécification, Chemical & Performance mécanique
La série 300 d'acier inoxydable est largement utilisée, la plupart d'entre eux ont une résistance à la corrosion, une résistance à la chaleur et une bonne performance chimique.
spécification
|
Grade |
301, 304, 304L, 316, 316L, 309 S, 310, 321 |
|
Standardl |
ASTM A240, JIS G4304, G4305, GB / T 4237, GB / T 8165, BS 1449, DIN17460, DIN 17441 |
|
Épaisseur |
0.2-10.0mm |
|
Largeur |
600mm min |
|
Longueur |
2000mm-8000mm ou comme demande des clients |
|
Surface |
NO1,No.4,2B, BA, 6K, 8K, Hair Line with PVC |
Composition chimique
|
Grade |
C |
Si |
n |
P ≤ |
S ≤ |
Cr |
Mo |
Ni |
Autre |
|
301 |
≤0.15 |
≤1.00 |
≤2.00 |
0.045 |
0.03 |
16-18 |
- |
6.0 |
- |
|
304 |
≤0.07 |
≤1.00 |
≤2.00 |
0.035 |
0.03 |
17-19 |
- |
8.0 |
- |
|
304L |
≤0.075 |
≤1.00 |
≤2.00 |
0.045 |
0.03 |
17-19 |
- |
8.0 |
|
|
309S |
≤0.08 |
≤1.00 |
≤2.00 |
0.045 |
0.03 |
22-24 |
- |
12.0 |
- |
|
310 |
≤0.08 |
≤1.5 |
≤2.00 |
0.045 |
0.03 |
24-26 |
- |
19.0 |
- |
|
316 |
≤0.08 |
≤1.00 |
≤2.00 |
0.045 |
0.03 |
16-18.5 |
2 |
10.0 |
- |
|
316L |
≤0.03 |
≤1.00 |
≤2.00 |
0.045 |
0.03 |
16-18 |
2 |
10.0 |
- |
|
321 |
≤0.12 |
≤1.00 |
≤2.00 |
0.045 |
0.03 |
17-19 |
- |
9.0 |
Ti≥5 × C |
Propriétés mécaniques
|
Grade |
YS (Mpa) ≥ |
TS (Mpa) ≥ |
El (%) ≥ |
Dureté (HV) ≤ |
|
301 |
200 |
520 |
40 |
180 |
|
304 |
200 |
520 |
50 |
165-175 |
|
304L |
175 |
480 |
50 |
180 |
|
309S |
200 |
520 |
40 |
180 |
|
310 |
200 |
520 |
40 |
180 |
|
316 |
200 |
520 |
50 |
180 |
|
316L |
200 |
480 |
50 |
180 |
|
321 |
200 |
520 |
40 |
180 |
Our company also has our own advanced testing equipment,which can make physical testing and chemical analysis including spectral analysis,metallographic analysis,ultrasonic testing, hardnesss testing,impact testing, bending testing, tensile testing in room tempreature and high tempreature etc.
Only yhe qualified products can be shipped to our clients.

Our quality control system as belows:
Matière première: chemical composition
lingots: chemical composition
Pièces forgées: UT/PT
Laminage à froid: Size/ surface
Finish Goods: Mechanical properties/ CMTR/ Metallographic

Applications:
- Gaz et pétrole
- Service alimentaire / Restaurant
- Motorsports
- Gouvernement / Militaire
- Pompes et vannes
- Composants usinés
- Distribution d'énergie
- Fabricants
- Aérospatiale
- Centres de services métalliques
- Nucléaire
- Marine / Construction navale
- Traitement chimique


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