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ASTM A790 UNS S31803 Stainless Steel Duplex Pipe With Round Shape

wenzhoushi chengyu steel co.,ltd
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Address: No.94 Yongning Western Rd.,Longwan District ,Wenzhou City,Zhejiang province,China

Contact name:Susanchen

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wenzhoushi chengyu steel co.,ltd

ASTM A790 UNS S31803 Stainless Steel Duplex Pipe With Round Shape

Country/Region china
City & Province wenzhou zhejiang
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Product Details

Quick Details

 

Standard:JIS,AISI,ASTM,GB,DIN,EN,GOST

 

Type:Seamless 

 

Grade:UNS S31803, S32205, S32750, S32760

 

Size:OD6mm-660mm WT3mm-25mm LENGTH 50mm-7000mm

 

Application:Duplex stainless steels are used in a wide range of industrial applications, such as pulp and paper, onshore and offshore oil and gas industries, chemicals, etc Processing industries, transportation (chemical tankers and tankers), pharmaceutical and food industries, and construction

 

Surface Finish:Brush polish,Hairline,160grit,Mirror,Bright,Etc

 

Technique:Cold rolling,Cold drawing

 

Test: Hardness Test,Hydrostatic Test,Ultrasonic Test,Eddy Current Test,Dimensional Checking,Chemical Analysis Etc

 

Inspection:100%

 

Price Term:FOB,CFR,CIF or as negotiation

 

When choosing dual-phase stainless steel in different corrosive environments, it should be noted that the corrosion resistance of steel is always relative, although dual-phase Stainless steel has good local corrosion resistance, for a dual-phase stainless steel, it also has an applicable medium condition

Include temperature, pressure, medium concentration, pH value, etc., need to be carefully selected.In order to meet the requirements of the actual engineering conditions.If necessary, it is necessary to carry out corrosion test in the real medium or the hanging piece test under the field condition, or even the test of the simulation device.

ASTM Chemical Composition (%,max)
GradeC ≤Si ≤Mn ≤P ≤S ≤Ni ≤Cr ≤MoOthers
S318030.031.002.000.030.024.5-6.521.00-23.002.50-3.50N:0.08-0.20
S322050.031.002.000.030.024.5-6.522.00-23.003.0-3.5N:0.14-0.20
S327600.051.001.000.030.016.0-8.024.00-26.003.00-4.00N:0.20-0.30 Cu:0.5-1.0
S327500.030.801.200.0350.026.0-8.024.00-26.003.00-5.00N:0.24-0.32 0.5max
Physical Properties
GradeY.S.Mpa minT.S.Mpa minElongation%Hardness HRC/
S318034506202530.5/
S322054856552530.5/
S3276055075025//
S327505508001532/

 

Q1: Wonder if you accept small orders?

A1: Do not worry. Feel free to contact us. In order to get more orders and give our clients more convener ,we accept small order.

 

Q2: Can you send products to my country?

A2: Sure, we can. If you do not have your own ship forwarder, we can help you.

 

Q3: Can you do OEM for me?

A3: We accept all OEM orders,just contact us and give me your design.we will offer you a reasonable price and make samples for you ASAP.

 

Q4: What's your payment terms ?

A4: By T/T,LC AT SIGHT,30% deposit in advance, balance 70% before shipment.

 

Q5: How long is your production lead time?

A5:It depends on product and order qty. Normally, it takes us 15 days for an order with MOQ qty.

 

Q6: When can I get the quotation ?

A6: We usually quote you within 24 hours after we get your inquiry. If you are very urgent to get the quotation.Please call us or tell us in your mail, so that we could regard your inquiry priority.

 

20ft GP:5898mm(Length)x2352mm(Width)x2393mm(High)

 

40ft GP:12032mm(Length)x2352mm(Width)x2393mm(High)

 

40ft HC:12032mm(Length)x2352mm(Width)x2698mm(High)

 

20 feet container load 25tons pipes whose length is under 5.8m

 

40 feet container load 28tons pipes whose length is under 11.8m

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