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  • Cangzhou Steel Pipe Group (CSPG) Co., Ltd.
  • ADD:No.92 Jiefang East Rd., Cangzhou City, Hebei Province, China
  • TEL:+86-31-75673271
  • MOBILE:+8615373302068
  • E-MAIL:ella@cnspipe.com
  • Cold Drawn Seamless Tube

    Tolerance in Dimension: Hydraulic cylinder tube st52 din2391 Testing: Cold Drawn Seamless, Hot Finished Seamless, and Chrome Moly Tubing (Click to Enlarge Image) Cangzhou Steel Pipe Group is an industry leading supplier of premium quality cold drawn seamless carbon steel, alloy, and chrome-moly...
    Product Details:

    Product name

    Astm a106/a53 grb precision cold drawn seamless steel tube

    ld Drawn Boiler Pipes

    Standard & Material

    ASTM A192/ASME SA192M
    ASTM A179/ASME SA179M
    ASTM A210/ASME SA210M: Grade: A1, C
    ASTM A213/ASME SA213M: Grade: T1, T2, T5, T9, T11, T12, T22, T23, T24, T91, T911, T92, T122
    GB5310-2013: Grade: 20G, 25MnG, 15MoG, 15CrMoG, 20MoG, 12CrMoG, 12Cr2MoG, 12Cr1MoVG, 12Cr2MoWVTiB, 10Cr9Mo1VNb, 15CrMoG, 10CrMo910
    DIN17175: ST35.8, ST45.8, 15Mo3, 13CrMo44, 10CrMo910, 14MoV63, 12Cr1MoV
    EN10216-1/2: Grade: P195GH, P235GH, P265GH, 13CrMo4-5, 10CrMo9-10, 16Mo3, 10CrMo5-5, X10CrMoVNb9-1
    BS 3059: 320, 360, 440, 620-460, 629-590, 762

    Size

    O.D: 10-76mm

    Thickness: 0.8-12mm

    Length: 5.8mtr, 6mtr, 12 mtr or as per your requirement

    Surface Treatment

    Oiled, Varnished, Black Painted


    Tolerance in Dimension:

    OD

    GB/T3639(GB8713)

    DIN2391(EN10305)

    Our Tolerence

    Best Quality

    4-30mm

    ±0.10mm

    ±0.08mm

    ±0.05mm

    ±0.02mm

    31-40mm

    ±0.15mm

    ±0.15mm

    ±0.05mm

    ±0.03mm

    41-50mm

    ±0.20mm

    ±0.20mm

    ±0.05mm

    ±0.03mm

    51-60mm

    ±0.25mm

    ±0.25mm

    ±0.08mm

    ±0.03mm

    61-70mm

    ±0.30mm

    ±0.30mm

    ±0.10mm

    ±0.05mm

    71-160mm

    ±0.30mm

    ±0.30mm

    ±0.10mm

    ±0.05mm

    Tolerance in WT

    ±0.12mm

    ±0.10mm

    ±0.05mm

    ±0.03mm

    Process

    Diameter

    Length

    Precision

    Inner Hole Roughness

    Cold Rolled

    30-100mm

    ≤12 m

    H8-H10

    0.4-1.6

    Cold Draw

    30-250mm

    ≤12 m

    H8-H10

    0.8-1.6

    Honing

    40-500mm

    ≤12 m

    H8-H9

    0.4-0.8

    Rolling

    40-400mm

    ≤7 m

    H8

    0.4

    Inner Diameter

    H8

    H9

    H10


    30mm

    ±0.033

    ±0.052

    ±0.084

    5-30mm

    30-50mm

    ±0.039

    ±0.062

    ±0.100

    ±0.080

    50-80mm

    ±0.046

    ±0.074

    ±0.120

     

    80-120mm

    ±0.054

    ±0.087

    ±0.140

     

    120-180mm

    ±0.063

    ±0.100

    ±0.160

     

    180-250mm

    ±0.072

    ±0.115

    ±0.185

     

    250-315mm

    ±0.081

    ±0.130

    ±0.210

     

    315-400mm

    ±0.089

    ±0.140

    ±0.230

     


    Hydraulic cylinder tube st52 din2391

    Testing:

    1. 100% PMI,Spectro Chemical Aanlysis Test for Raw Material

    2. 100% Dimension & Visual Examination 

    3. Mechanical Properties Test Include Tension Test,Flaring Test (For Seamless tube/pipe)/ Flange Test (For Welded Pipe & Tube), Hardness Test ,Reversed Flattening Test

    4. 100% Hydrostatic Test or 100% NON-DESTRUCTIVE Test  (ET or UT) 

    5. Radiographic Test for Welded Pipe (shall be accordance with specification, or shall be as agreed upon between the purchaser and vendor)

    6. Straightness Test (optional)

    7. Roughness Test (optional)

    8. Intergranular Corrosion Test(optional)


    Cold Drawn Seamless, Hot Finished Seamless, and Chrome Moly Tubing

    image001

    (Click to  Enlarge Image)


    Cangzhou  Steel Pipe Group is an industry leading supplier of premium quality cold  drawn seamless carbon steel, alloy, and chrome-moly tubing. The tightly  controlled cold draw process produces tubing with outstanding dimensional  accuracy, excellent micro-structure uniformity, and superior surface finish, making it the ideal choice for extreme stress, high pressure, and high  temperature applications. Our chrome-moly products offer a very high  strength-to-weight ratio, making it an excellent alternative for weight-sensitive applications.

    Along with round, square,  rectangular, and hexagonal shapes, we offer the widest selection of specialty profiles, including cloverleaf, streamline, and lemon, and can customize the  configuration to your exact specifications. Through our vast network of mill  suppliers, we are able to easily source both standard and specialty-grade  materials to meet any customer requirement. We have the capacity to supply  custom cut-to-length tubing within an O.D. range of 0.250" to 11.000"  a wall thickness range from 0.028" to 1.187". Tubing can be supplied  to meet a long list of ASTM, SAE, EN, DIN, JIS, and other international standards.

    Offering enhanced machinability,  tighter tolerances, and higher strength than hot finished products, our cold  drawn tubing provides high-performance solutions for a diverse range of  demanding applications. For more detailed information about our exceptional  capabilities, see the table below, or contact us today to discuss your specific application.


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