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Seamless Cold Rolled ASTM A335 P33 Steam Boiler Pipe

    Buy cheap Seamless Cold Rolled ASTM A335 P33 Steam Boiler Pipe from wholesalers
     
    Buy cheap Seamless Cold Rolled ASTM A335 P33 Steam Boiler Pipe from wholesalers
    • Buy cheap Seamless Cold Rolled ASTM A335 P33 Steam Boiler Pipe from wholesalers
    • Buy cheap Seamless Cold Rolled ASTM A335 P33 Steam Boiler Pipe from wholesalers

    Seamless Cold Rolled ASTM A335 P33 Steam Boiler Pipe

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    Brand Name : TOBO
    Model Number : A335 Alloy Steel pipe P22
    Certification : SGS/BV/ABS/LR/TUV/DNV/BIS/API/PED
    Price : USD Negotiated
    Payment Terms : L/C, T/T, Western Union
    Supply Ability : 1200 Metric Ton/Metric Tons per Week
    Delivery Time : 25 work days
    • Product Details
    • Company Profile

    Seamless Cold Rolled ASTM A335 P33 Steam Boiler Pipe

    ASTM A335 P11 P22 P33 P91 A106 high pressure steam boiler pipe carbon

    ASTM A335 /A335M ASME SA335 pipes shall be made by the seamless process and shall be either hot-finished or cold drawn with the finishing treatment.

    ASTM A335 /A335M covers nominal wall and minimum wall seamless ferritic alloy-steel pipe intended for high-temperature service. Pipe ordered to this specification shall be suitable for bending, flanging (vanstoning), and similar forming operations, and for fusion welding. Selection will depend upon design, service conditions, mechanical properties, and high-temperature characteristics.

    Chemical Composition:

    Grade
    P11
    P12
    P22
    P91
    C
    0.05-0.15
    0.05-0.15
    0.05-0.15
    0.08-0.12
    Mn
    0.30-0.60
    0.30-0.61
    0.30-0.60
    0.30-0.60
    P
    ≤0.025
    ≤0.025
    ≤0.025
    ≤0.020
    S
    ≤0.025
    ≤0.025
    ≤0.025
    ≤0.010
    Si
    0.50-1.00
    ≤0.50
    ≤0.50
    0.20-0.50
    Cr
    1.0-1.50
    0.80-1.25
    1.90-2.60
    8.0-9.50
    Mo
    0.44-0.65
    0.44-0.65
    0.87-1.13
    0.85-1.05
    V
    0.18-0.25
    Nb
    0.030-0.070
    N
    ≤0.40
    AI
    ≤0.02
    Others
    Cb 0.06-0.10
    Ti 0.01max
    Zr 0.01max

    Tensile Requirements and Hardness:

    Mechanical Properties
    Grade
    Tensile
    Yield
    Elongation
    Hardness
    Strength (Mpa)
    Strength (Mpa)
    (%)
    P11
    P12
    ≥415
    ≥220
    ≥30
    ≤89HRB
    P22
    ≥415
    ≥220
    ≥30
    ≤89HRB
    P91
    ≥585
    ≥415
    ≥20
    91HRB-25HRC

    Heat Treatment Requirements

    Grade
    UNS
    Number
    Heat Treat Type
    Austenitizing/ Solutioning

    Temperature, min or range °F [°C]
    Subcritical Annealing or Tempering

    Temperature, Min or range °F [°C]
    P11
    K11597
    full or is othermal anneal normalize and temper
    1200 [650]
    P12
    K11562
    full or isothermal anneal normalize and temper subcritical anneal
    1200 [650]

    1200-1300 [650 to 705]
    P22
    K21590
    full or isothermal anneal normalize and temper
    1250 [675]
    P91
    K91560
    normalize and temper
    quench and temper
    1900-1975[1040-1080]



    1900-1975[1040-1080]
    1350-1470[730-800]

    1350-1470[730-

    What can we do for you ?

    >> 1.Are you a factory or a trading company?

    1.We are a factory focused on rigging hardware over 22 years.

    2.Our main products are shackles,eye bolts and nuts. turnbuckles, wire rope clips, hooks and load binders.

    3.We have 6 production lines with advanced machines over 30 like friction presses, air hammer, punching machines,etc.

    4.We own warehouse over 3000 square meters.

    5.We have numerous distributors at home and board.

    >> 2.How do you control your quality?

    1.Selection of high-quality steel material from famous steel group

    2.Production process standardization, process standardization, refinement.

    3.100% Finished Product Testing.

    4.The third party product inspections are acceptable.

    5.ISO Quality Management System Certificated Factory

    6.Inspection before loading

    >> 3.What are your advantages compared with others?

    1.BV, SGS Field Certification and Assessed Factory

    2.Focused on rigging since 1997, Rich experience in Production.

    3.Owned factory, the same quality product, the best price.

    4.Timely Delivery with the support of 3000 square meters warehouse.

    5.Numerous Patents in Rigging Hardware. Be Good at Custom-Made and Shaped Products.

    6.Over 20 Professional Staff in Trading Team,Let you enjoy worry-free and effective communication.

    >> 4.Can you offer samples ?

    Yes, free samples are available, but freight charged by customer

    >> 5.How about your quality guarantee?

    We’re 100% responsible for damage of full container goods if it’s caused by our improper package.

    We have very strict QC team to control the quality problem.

    From material to finished products, each step, our inspection man to inspect it.For each order, we will test and have the record.

    >> 6.Why choose us?

    1). More than 20 year's manufacturing experience

    2). OEM/ODM service offered • Small order accepted

    3). Direct factory price • More competitive

    4). High Quality • Zero Complaint

    Quality Seamless Cold Rolled ASTM A335 P33 Steam Boiler Pipe for sale
    Company Info.
    TOBO STEEL GROUP CHINA
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