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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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