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DELLOK Continuous Hairpin Metal U Bend Tube 1500mm Welded Fin Tubes
DELLOK Continuous Hairpin Metal U Bend Tube 1500mm Welded Fin Tubes
DELLOK Continuous Hairpin Metal U Bend Tube 1500mm Welded Fin Tubes
DELLOK Continuous Hairpin Metal U Bend Tube 1500mm Welded Fin Tubes
DELLOK Continuous Hairpin Metal U Bend Tube 1500mm Welded Fin Tubes
DELLOK Continuous Hairpin Metal U Bend Tube 1500mm Welded Fin Tubes
DELLOK Continuous Hairpin Metal U Bend Tube 1500mm Welded Fin Tubes
DELLOK Continuous Hairpin Metal U Bend Tube 1500mm Welded Fin Tubes
Specifications
Brand Name :
DELLOK
Model Number :
U bend tube
Certification :
CE. ISO,EN10204. 3.1 Cert.
Place of Origin :
China
MOQ :
N/A Contact us for details
Price :
N/A Contact us for details
Payment Terms :
L/C, T/T Contact us for details
Supply Ability :
60000 meters month
Delivery Time :
Ex-work within 1 month on receipt of order.
Packaging Details :
Solid fumigated wooden box with tube location racks inside.
OD :
1.5 To 1500mm
Tubes Maximum Length: :
35000mm
Leg Length :
1m to 16500 mm
Fin Tube Type :
U Tube Bundles
Tube Type :
Seamless (cold drawn)
Tube Ends :
Plain ends or bevel ends
Description

Continuous Hairpin Metal U Shaped 1500mm Welded Fin Tubes​

ASTM A106 SMLS carbon steel , continuous hairpin welding steel U tube bundle

Quick Detail:

ASTM A106B/ASME SA106B (Available steel grade: GradeA / B / C).

ASTM 179/ASME SA179

ASTM 192/ASME SA192

ASTM A213 T11 /T22

Tube Type:Seamless (cold drawn)

Tube Ends:Plain ends or bevel ends

Description:

Continuous hairpin welding steel U tube bundle. These tubes are widely used in boilers and economizers.

Grade and Chemical Composition:


Grade

C≤

Mn

P≤

S≤

Si≥

Cr≤

Cu≤

Mo≤

Ni≤

V≤

A

0.25

0.27-0.93

0.035

0.035

0.10

0.40

0.40

0.15

0.40

0.08

B

0.30

0.29-1.06

0.035

0.035

0.10

0.40

0.40

0.15

0.40

0.08

C

0.35

0.29-1.06

0.035

0.035

0.10

0.40

0.40

0.15

0.40

0.08

Factory test and other terms:

1. Hydrostatic or Nondestructive Electric Test

2. Heat Treatment: according to Standard
3. Surface Condition:According to Standard.
4. Grain Size:According to standard
5. Sampling:flattening,flaring,grain size,Marking

6. We provide bevel end,plastic cap, varnish coating, oiled or black painted to prevent rustand other packing

service.

Technical Requirements:

Straight Tubes Standard Specification For Bending:

ASTM A106; ASTM A179 ;ASTM A192 ; ASTM A210 etc

Marking:

Before Bending By Marking Machine All Over The Tube Length

(Bent Section After Heat Treatment Without Marking)

U-Bend Tubes:

-TEMA RCB 2.31 Standard Of The Tubular Exchanger Manufacturers Association (9th Edition).

-ASTM A688/ASME SA688 Standard Specification For Welded Tubes Of Austenitic Corrosion Resistant

Steel Grade Designed For Feed Water Boilers.

-ASTM B163/ASME SA163 Standard Techinical Requirements For Tubes Of Nickel And Nickel Alloy For

Condensers And Heat Exchangers.

Bending Radius:

From 1.5*OD(Outside Diameter) To 1500mm

When Ordering Tubes With Radius less or equal to 1.5*OD, It Is Necessary To Agree Precision Of Geometrics.

Straight Tubes Maximum Length:

(Before Bending): 35000 mm.

Leg Length:

Min 1 Meter, Max. 16500 mm (For Max R=1500mm)

Heat Treatment:

Stress Relieved After U-Bending (Bending Area Plus 300MM For Each Leg).

Hydrostatic Test After U Bending:

Maximum Test Pressure 600 Bar, Soaking 10 Sec.

Medium:Dematerialized Water. Compressed Air Cleaning After Hydro-Test.

Packaging: In Strong Transport-Worthy Pre-fumigated wooden boxes of corresponding dimensions for

each tube Length, Radius, Diameter, According To PO requirements as well as wrapped In polyethylene

films With soft plastic caps on both end of Tube.

Grade and Chemical Composition (%):

STANDARD

GRADE

CHEMICAL COMPOSITION

C

Si

Mn

P

S

Cr

Mo

Cu

Ni

V

ASTM A179

A179

≤0.06-0.18

/

0.27-0.63

≤0.035

≤0.035

ASME SA106

SA106B

0.170.25

≥0.1

0.701.00

≤0.030

≤0.030

≤0.035

ASTM A106

A

≤0.25

≤0.10

0.270.93

≤0.035

≤0.035

≤0.40

≤0.15

≤0.40

≤0.40

≤0.08

B

≤0.30

≤0.10

0.291.06

≤0.035

≤0.035

≤0.40

≤0.15

≤0.40

≤0.40

≤0.08

C

≤0.35

≤0.10

0.291.06

≤0.035

≤0.035

≤0.40

≤0.15

≤0.40

≤0.40

≤0.08

ASTM A53

A

0.25

/

0.95

0.05

0.045

0.40

0.15

0.40

0.40

0.08

B

0.3

/

1.2

0.05

0.045

0.40

0.15

0.40

0.40

0.08

DELLOK Continuous Hairpin Metal U Bend Tube 1500mm Welded Fin TubesDELLOK Continuous Hairpin Metal U Bend Tube 1500mm Welded Fin TubesDELLOK Continuous Hairpin Metal U Bend Tube 1500mm Welded Fin Tubes

Product tags

welded fin tubes

,

fittings socket banded

,

u-bend copper fitting
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DELLOK Continuous Hairpin Metal U Bend Tube 1500mm Welded Fin Tubes

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Product Detail
Brand Name :
DELLOK
Model Number :
U bend tube
Certification :
CE. ISO,EN10204. 3.1 Cert.
Place of Origin :
China
MOQ :
N/A Contact us for details
Price :
N/A Contact us for details
Contact Supplier
DELLOK Continuous Hairpin Metal U Bend Tube 1500mm Welded Fin Tubes
DELLOK Continuous Hairpin Metal U Bend Tube 1500mm Welded Fin Tubes
DELLOK Continuous Hairpin Metal U Bend Tube 1500mm Welded Fin Tubes
DELLOK Continuous Hairpin Metal U Bend Tube 1500mm Welded Fin Tubes

Dellok Yonghui Radiating Pipe Manufacturing Co.,Ltd.

Verified Supplier
5 Years
jiangsu, nanjing
Since 2002
Business Type :
Manufacturer, Importer, Exporter
Main Products :
Heat Exchanger Fin Tube, Carbon Steel Fin Tube, Aluminum Fin Tube
Total Annual :
35000-55000
Employee Number :
200~250
Certification Level :
Verified Supplier
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