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TP321 Stainless Steel Welded Tubes 304 Erw Stainless Steel Pipe

Qingtuo Metal Products (Qingdao)Co.,Ltd

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TP321 Stainless Steel Welded Tubes 304 Erw Stainless Steel Pipe

Country/Region china
City & Province shandong
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Product Details

312 Stainless Steel Welded Tubes Erw Stainless Steel Pipe

 

321 stainless steel of Ti as a stabilizing element exists, but it is also a hot steel, in terms of high temperature is better than 316 l. 321 stainless steel in different concentration and temperature of organic acid and inorganic acid, especially in oxidizing medium has good abrasion resistance, used in the manufacture of the lining of wear resistant acid containers and equipment and pipelines.

321 stainless steel is Ni-Cr-Ti austenitic stainless steel, its performance is very similar to 304, but because of the addition of titanium metal, so that it has better grain boundary corrosion resistance and high temperature strength. The formation of chromium carbide is effectively controlled by adding titanium metal.

 

Product introduction:

 

CommodityTP321 Stainless Steel Welded Tubes Erw Stainless Steel Pipe
Grade321
Brandno brand 
CertificationSGS,BV,IQI,TUV,ISO,etc
Wall Thickness1.5-30mm
Outside diameter6-630mm
Length1000-6000mm
Surfacepickled
Techniquewelded
StandardASTM,AISI,SUS,JIS,EN,DIN,GB, ASME,etc
Delivery timeAbout 15 -30 days or based on the sales contract
MOQ1 Ton
Advantages

Stainless steel pipe applies to petroleum, chemical industry, electric power, boiler ,high temperature resistant low temperature resistant ,corrosion resistant seamless steel pipe used. Stainless steel pipe and other material can be made according to the customers’ requirements.

 

321 stainless steel has better Stress Rupture and Creep Resistance at high temperature than 304 stainless steel. Suitable for welding components under high temperature.

 

Chemical Composition:

 

GradeChemical Composition (WT %)
CarbonManganesePhosphorusSulfurSiliconChromiumNickel
321≤ 0.08

 

≤ 2.00

 

≤ 0.045≤ 0.030≤ 1.0017.00 to 19.009.00-10.0

 

Physical Property:

 

Physical Property
Tensile Strength(Mpa)Yield Strength(Mpa)Elongation %Elastic ModulusHardnessDensity

 

≥520

 

≥205

 

≥40

/

 

≤200HV

 

7.93g/cm3

 

The following table is the size of the stainless steel seamless tube. For any other detail information, please feel free to contact us.

 

Typicall material :

 

Seamless and redrawn  
ASTM GradeUNS no.ConditionSpecifications
304S30400HardAMS 5566/5564
304S30400HardMILT 5695
304S30400HardLN 9396
304S30400HardLN 9398
304S30400AnnealedMILT 8504
304LS30403HardAMS 5569
304LS30403Hard or annealedAIR 9164
304LS30403Hard or annealedAIR 9160
304LS30403AnnealedAIR 9423
304LS30403AnnealedAIR 9424
321S32100AnnealedAMS 5645, AMS 5557/5570
321S32100Hard or annealedAIR 9164
321S32100Hard or annealedAIR 9160
321S32100AnnealedAIR 9423
321S32100AnnealedAIR 9424
321S32100AnnealedBSI T67
321S32100AnnealedLN 9396
321S32100AnnealedMILT 8808
321/347S34700AnnealedLN 9398
347S34700AnnealedAMS 5571/5556
347S34700HardBSI T68

 

SCH Table :

 

 

Surface :

 

 

Packaging:

 

 

TP321 Stainless Steel Welded Tubes Erw Stainless Steel Pipe packaging details:

 

1: Pipes be covered with waterproof protective packing materials;

2: Then be bundled with strips together;

3: Well loaded and be transported to the loading port.

 

The inner size container as below:

 

1:20ft GP: 5.8m(length) x 2.13m(width) x 2.18m(high) about 24-26CBM ;
2:40ft GP: 11.8m(length) x 2.13m(width) x 2.18m(high) about 54CBM ;
3:40ft HG: 11.8m(length) x 2.13m(width) x 2.72m(high) about 68CBM.

 

Product Show:

 

 

WHY CHOOSE US:

 

Q1: What is your terms of payment?
A: 30% T/T in advance, the balance 70% before delivery. We will show you the photos of products and package before you pay the balance.

Q2: what is the terms of delivery?
A: FOB, CIF, CFR,

Q3: What is the terms of packing?
A: generally, we pack our goods in bundles or coils with rods or belts, we could also pack the goods as the customers' requirement.

Q4: What is your delivery time?
A: For stocks, we could transport the goods to loading port within 7 days after we received your deposit.
For production period, it usually takes about 15 days-30 days after receiving the deposit.

Q5: Could you produce according to the samples?
A : Yes, we could customer-made by your samples or technique drawings, we could build the mold and fixtures.

Q6: Could you provide the samples?
A: yes, we could provide the free samples on conditons it is available in stocks, however, the the transportation fee is borne by buyer.

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