Cold Rolled Steel Tube

Outside Diameter: 

13.7mm-914mm

Steel Grade:

Carbon steels,alloy steels

Wall Thickness:

1.25mm-50mm

Pipe Standard:

ASTM , DIN, GB, EN, JIS etc

This tube be used in:

Bicycle,motorcycle,automobile etc.

Tolerance:

OD.+/-0.25mm;W.T +/0.25mm;L +/-50mm

Out Diameter:

13.7mm-914mm (1/4inch -36inch)

Wall Thickness:

1.25mm-50mm

Length:

3m-12m

Producing Standard:

·                  American ASME B36.10M, ASTM, API 5L, API 5CT

·                  Japanese JIS

·                  German DIN

·                  Chinese GB

·                  BS standard

5Main Material:

(Carbon Steel & Low Alloy steel)

·                  ASTM A53, A106, A210, A252, A333 etc;

·                  X42, X46, X52, X60, X65, X70 etc;

·                  JIS STPG42, G3454, G3456 etc;

·                  German St37, St42, St45, St52, DIN1626, DIN17175

·                  Chinese 20#, Q345, 16Mn etc

Special specifications:

Available according to customer’s requirements and quantity.

End Shape:

Beveled end , plain end, varnished, or adding plastic caps to protect the two ends as per customer’s requirements

Surface treatment:

Bare pipe, Painted, Oiled, Galvanized, 3PE,FBE,Epoxy Coating

Usage:

·                  Widely used in the mechanical treatment field, petrochemical industry, transport and construction field

·                  Ordinary structural purposes and mechanic structural purposes, for example in construction field, fulcrum bearing etc;

·                  The transportation of fluids in the projects and big equipments, for example transport of water, oil, gas etc

·                  Can be used in low and medium pressure boiler for the transportation of fluids, for example steam tube, big smoke tube, small smoke tube, generating tube etc

Certificates:

ISO9001-2000, ISO14000, ISO18000, API 5L certificate

Standard

Grade

Chemical Composition

C

Si

S

P

Mn

Cr

Ni

Mo

Other

ób(Tensile Strength)

ós(Yield Point)

δ5(Elongation)

ASTM

B

0.3

0.045

0.05

1.2

0.4

0.4

0.15

V:0.08

415

240

See

A53/A53M

sdandard

ASTM

B

0.3

0.1min

0.035

0.035

0.29-1.06

0.4

0.4

0.15

V:0.08

415

240

22

A106

C

0.35

0.1min

0.035

0.035

0.29-1.06

0.4

0.4

0.15

V:0.08

485

270

20

This specification covers

1.1 Minimum-wall-thickness,seamless cold-drawn low-carbon steel tubes for tubular heat 

ex-changer,condensers,and similar heat transfer apparatus

1.2 Outside diameter 1/8 to 3 in. [ 3.2 to 76.2mm ]

Ordering information

• Quantity(feet,meters, or number of lengths)
• Name of material (seamless tubes)
• Manufacture (cold-drawn)
• Size(outside diameter,nominal wall thickness,length)
• Length (specific or random)
• Test report requirements
• Special requirements

Chemical Composition

A179 

Inspection item

1. Flattening Test
2. Flaring Test
3. Flange Test
4. Hardness Test
5. Hydro-static Test

Tensile requirements