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Welded Round Uaustenitic Stainless Steel Tubes For Feed Water Heater

    Buy cheap Welded Round Uaustenitic Stainless Steel Tubes For Feed Water Heater from wholesalers
     
    Buy cheap Welded Round Uaustenitic Stainless Steel Tubes For Feed Water Heater from wholesalers
    • Buy cheap Welded Round Uaustenitic Stainless Steel Tubes For Feed Water Heater from wholesalers
    • Buy cheap Welded Round Uaustenitic Stainless Steel Tubes For Feed Water Heater from wholesalers
    • Buy cheap Welded Round Uaustenitic Stainless Steel Tubes For Feed Water Heater from wholesalers
    • Buy cheap Welded Round Uaustenitic Stainless Steel Tubes For Feed Water Heater from wholesalers

    Welded Round Uaustenitic Stainless Steel Tubes For Feed Water Heater

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    Brand Name : TORICH
    Model Number : SA-688/SA-688M
    Certification : ISO9001
    Price : negotiable
    Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram
    Supply Ability : 300 Tons per Month
    Delivery Time : 45-50 work days
    • Product Details
    • Company Profile

    Welded Round Uaustenitic Stainless Steel Tubes For Feed Water Heater

    Product Description

    TORICH ASTM SA-688/SA-688M Welded Austenitic Stainless Steel Feedwater Heater Tuebs

    heat exchanger stainless steel tubes

    StandardSA-688/SA-688M
    OD15.9-25.4MM
    WT≥0.7mm
    Length1-12m or according to customers' actual application
    Steel Grade304, 304L, 316, 316L, XM-29, 304N, 316N
    ApplicationFeeduater Heater Tuebs
    TechnologyCold Rolled Hot Rolled Cold Drawn

    Chemical Requirements

    ElementGradeTP304TP304LTP304LNTP316TP316LTP316LNTP XM-29TP304N...

    UNS

    Designation

    S30400S30403S30453S31600S31603S31653S24000S30451S31651
    C, max0.080.0350.0350.080.0350.0350.0600.080.08
    Mn, max2.002.002.002.002.002.0011.50-14.502.002.00
    P, max0.0400.0400.0400.0400.0400.0400.0600.0400.040
    S, max0.0350.0300.0300.0300.0300.0300.0300.0300.030
    Si, max0.750.750.750.750.750.751.000.750.75
    Ni8.00-11.008.00-13.008.00-13.0010.00-14.0010.00-15.0010.00-15.002.25-3.758.00-11.010.00-14.00
    Cr18.00-20.0018.00-20.0018.00-20.0016.00-18.0016.00-18.0016.00-18.0017.00-19.0018.0-20.016.0-18.0
    Mo.........2.00-3.002.00-3.002.00-3.00......2.00-3.00
    Ni......0.10-0.16......0.10-0.160.20-0.400.10-0.160.10-0.16
    Cu...........................

    Mechanical properties

    Grade

    304

    316

    304L

    316L

    XM-29

    304N

    316N

    304LN

    316LN

    Tensile Strength, min ksi (Mpa)75 (515)70 (485)100 (690)80 (550)75 (515)
    Yeild Strength, min ksi (Mpa)30 (205)25 (175)55 (380)35 (240)45 (310)
    Elongation in 2 in. or 50mm, min, %3535353530
    Products Show

    QUALITY CONTROL

    1. Incoming Raw Material Inspection
    2. Raw Material Segregation to avoid steel grade mix-up
    3. Heating and Hammering End for Cold Drawing
    4. Cold Drawing and Cold Rolling, on line inspection
    5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
    6. Straightening-Cutting to specified length-Finished Measuring Inspection
    7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
    8. Packing and Stocking.

    100% of our steel tubes are dimensionally checked
    100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
    100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.

    Our Company
    FAQ

    Q: Are you trading company or manufacturer ?

    A: We are factory.

    Q: How long is your delivery time?

    A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

    Q: Do you provide samples of honed tube ? is it free or extra ?

    A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

    Q: What is your terms of payment ?

    A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.



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