HAINER STEEL INDUSTRIAL CO.,LTD

WENZHOU HAINER TECH. CO.,LTD                               

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Cold Rolled Steel Tube

China Cold Rolled Steel Tube supplier

Large Image :  Cold Rolled Steel Tube

Product Details:

Place of Origin: China
Brand Name: Cosco Steel
Certification: ISO,SGS,CQC,etc.
Model Number: Q235, 20#, Q345,A53B, A106B, API 5L B,X42,X46,X52,X60, X65

Payment & Shipping Terms:

Minimum Order Quantity: 500Kgs/ one size
Price: Negotiation
Packaging Details: Plastic bag in bundle,Wooden box,etc.
Delivery Time: 10-15 days
Payment Terms: T/T, L/C at sight
Supply Ability: 600Tons/Month
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Detailed Product Description
Technics: Forged Connection: Welding

 

ASTM A106 / A53 Cold Rolled Bright Precision Seamless Steel Tubes

 

 

Quick Detail:

 

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

 

 

Description:

  1. Product Item No.: 001Precision-Cosco Steel
  2. Marking: Registered logo,Heat Number,Steel Grade,Standard,Size
  3. Packing: Pipe cap both end,plastic bag in bundle
  4. H.S Code: 7304.9000
  5. Material: A/SA179, A/SA192,

           20Cr / AISI5120/ Scr420/ 20Cr4; 30CrMo/ AISI4130/ SCM430/ 25CrMo4

           40Cr/ AISI5140/ Scr440/ 41Cr

           ST35/ 1.0308; ST37.4/1.0255;ST45/1.0408 etc.

 

Standard: 

China Standard GB8162-2008, GB3639-2000

American Standard ASTM A106, ASTM A519, ASTM A513,ASTM A179

Germany Standard DIN2391, DIN2445

Japanese Standard JIS G3445 etc

 

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

 

Process

Cold Rolled Steel Tube

 

Applications: 

 

We,this type seamless steel pipe be widely used in kinds of industries:

  1. Bicycle spindle, hub, carriage, handle of children cart
  2. Automobile oil duct, oil, duct connector, shock absorb-er,sun visor,level joy stick
  3. Sports equipment,electric roller
  4. Sewing machine, medical equipment

 

 

Specifications

 

Designation A179/A179M-90a

Standard Specification for Seamless Cold-Drawn Low-Carbon Steel Heat-exchnager

And Condenser Tubes

 

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 

Carbon, %

0.06 - 0.18

Hardness requirements,not exceeding 72 HRB

Manganese, %

0.27 - 0.53

Phosphorus,max,%

0.035

Sulfur,max,%

0.035

 

Inspection item

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

Tensile requirements

Tensile Strength.min,ks i[Mp a]

47 [325]

Yield Strength.min,ks i[Mp a]

26 [180]

Elongation in 2in. Or 50mm,min,%

35

 

 

 

Our advantage

 

We owned special equipment for manufacturing various high precision products

  1. High-precision cold drawing unit
  2. Bright annealing oven
  3. Straighter
  4. 100% UT inspection if buyer requested
  5. 100% ET inspection if buyer requested

Contact Details
HAINER STEEL INDUSTRIAL CO.,LTD

Contact Person: Mr. Mark Fuel

Tel: 86-577-8895-9737

Fax: 86-577-8895-9771

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