Sign In | Join Free | My chinacsw.com
chinacsw.com
Products
Search by Category
Wholesale Marketplace
Home > Other Non-Metallic Minerals & Products >

Torich Duplex Stainless Steel Tube Astm A789 Seamless For Ship Building

Categories Stainless Steel Tube
Brand Name: TORICH
Model Number: ASTM A789
Certification: ISO9001, ISO14001, TS16949
Place of Origin: ZHEJIANG, CHINA
MOQ: 1Tons
Price: negotiable
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 2000Tons per Year
Delivery Time: 50-60 work days
Packaging Details: Stainless Steel Tubes are packed in bundles in seaworthy packing.
Keyword: Duplex Stainless Steel Pipe
Standard: ASTM A789
Material: S32750, S31803, S32760, S32205
Surface: Pickling
OD: 6-530 mm
WT: 1-30 mm
Length: max 15 m
Usage: Petrochemical, Nuclear power and Boiler etc
  • Haven't found right suppliers
  • Our buyer assistants can help you find the most suitable, 100% reliable suppliers from China.
  • And this service is free of charge.
  • we have buyer assistants who speak English, French, Spanish......and we are ready to help you anytime!
  • Submit Buying Request
    • Product Details
    • Company Profile

    Torich Duplex Stainless Steel Tube Astm A789 Seamless For Ship Building

    Products Description
    TORICH ASTM A789 Seamless Duplex Stainless Steel Pipe for Ship building
    Product Name
    Seamless Duplex Stainless Steel Pipe for Ship building
    Standard
    ASTM A789, A312, A790, GB/T13296, GB/T14976
    Size
    OD: 6-530 mm WT: 1-30 mm Length : max 15m
    Type
    Seamless and Welded
    Material
    S32750, S31803, S32760, S32205
    Application
    Petrochemical, Nuclear power and Boiler etc

    Chemical Composition

    Steel Grade
    C
    Mn
    Si
    S
    P
    Cr
    Ni
    Mo Cu
    N
    S32750(SAF2507)
    00Cr25Ni7Mo4N
    ≤0.03
    ≤1.20
    ≤0.80
    ≤0.020
    ≤0.035
    24.0-26.0
    6.0-8.0
    3.0-5.0 ≤0.50
    0.24-0.32
    S31803/S32205
    (SAF2205)
    00Cr22Ni5Mo3N
    ≤0.03
    ≤2.00
    ≤1.0
    ≤0.02
    ≤0.030
    21.0-23.0
    4.5-6.5
    2.5-3.5
    0.08-0.20
    S31500(3RE60)
    00Cr18Ni5Mo3Si2
    ≤0.03
    1.2-2.0
    1.4-2.0
    ≤0.030
    ≤0.030
    18.0-19.0
    4.25-5.25
    2.5-3.0
    0.05-0.10

    Mechaniacl Properties

    Steel Grade
    Heat Treating
    Tensile Strength
    Mpa
    Yeild Strength
    Mpa
    Elongation %
    Hardness
    Brinell Rockwell
    S32750(SAF2507)
    00Cr25Ni7Mo4N
    1025-1125℃
    water cooling
    ≥800
    ≥550
    ≥15
    ≤310
    ≤32
    S31803/S32205
    (SAF2205)
    00Cr22Ni5Mo3N
    1020-1100℃
    water cooling
    ≥620
    ≥450
    ≥25
    ≤290
    ≤30.5
    S31500(3RE60)
    00Cr18Ni5Mo3Si2
    980-1040℃
    water cooling
    ≥630
    ≥440
    ≥30
    ≤290
    ≤30.5

    Process Flow

    Round Bar →Peeling →Heating →Piercing →Raw Pipe →Pickling Straightening →

    Annealing →Grinding →Cold Drawing/Rolled →Lubricating →End Preparation

    →Pickling →Cut to length →Testing →Seamless Pipe →Packing →Product Storage


    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.


    Products Show

    Packing & Delivery
    Our Certifications
    FAQ

    Q: Are you trading company or manufacturer ?
    A: A professional steel pipes materials inventor, manufacturer and solution provider

    Q: How long is your delivery time?
    A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.

    Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?
    A: Yes, we could offer the sample for free charge but need 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.

    If you have another question, pls feel free to contact us

    TORICH ASTM A789 Seamless Duplex Stainless Steel Pipe for Ship building

    Buy Torich Duplex Stainless Steel Tube Astm A789 Seamless For Ship Building at wholesale prices
    Send your message to this supplier
     
    *From:
    *To: TORICH INTERNATIONAL LIMITED
    *Subject:
    *Message:
    Characters Remaining: (0/3000)
     
    Inquiry Cart 0

    Friendly Links: www.everychina.com

    Home| Products| Suppliers| Quality Suppliers| Site Map |About Us |Contact Us |Help |关于我们 |联系我们

    Copyright © 2009 - 2024 chinacsw.com. All rights reserved.