DIN 17175 STAINLESS STEEL STUDDED BOILER FINNED TUBES WITH 11CR / 11-13 CR

Description:

Acceptance Criteria
Approved drawing and the delivery conditions (TDC) of clients.

Additional Services
Tube swaging, elbows, bends(90° / 180° or as per client's design).

Quality Tests
The Square or Rectangualr H Finned Tube quality is assured by hydrostatic or pneumatic tests, eddy current tests and tensile tests in order to verify the mechanical bonding between inner tubes and outer fins.

Surface Coating
Outside-Red oxide zinc phosphate primer and inside volatile corrosion inhibitor (VCI) in water soluble tablet form.

Delivery Condition: Tube ends are square cut, free burrs, internally dried and air blown clean, externally coated with varnish at both ends of Square or Rectangualr Fin Tube.

Technical Details/Base Tube Details

Tube Diameter : 20 mm OD Min to 219 mm OD Max.

Tube Thickness : Minimum 2 mm up to 16mm

Tube Material : Carbon Steel, Stainless Steel, Alloy Steel, Corten steel, duplex Steel, Super Duplex Steel, Inconel, High Chrome High Nickle & Incolloy, CK 20 material and some other material.

Fin Details

Fins Thickness : Min. 0.8 mm to Max. 4 mm

Fins Height : Min 0.25” (6.35 mm) To Max.1.5” (38 mm)

Fin Density : Min 43 Fins Per Meter To Max. 287 Fins Per Meter

Material : Carbon Steel, Stainless Steel, Alloy Steel, Corten steel, Duplex Steel and Incolloy.

For a rapid quotation, plz send with following requirement:

Number of pieces,

base tube: Diameter, thickness, length and material specification.

Fins: material specification, type (solid or serrated), height, thickness, spacing, finned length and unfinned sections. Weld prep details if required.

Delivery period required.

Keywords: Fin tubes, Finned tube, Finned Pipe Helical Finned Tubes, Solid fin tubes, Serrated finned tube, Helical Serrated Finned Tubes, Tubos Aletados

Applications:

1. Economizers ,
2. Heat exchangers
3. Marine boilers

Specifications:

Dimensions Data Sheet We're Supplying.

Competitive Advantage:

1. We have more than 10,000 square meters workshop, including 6 H-FIN TYPE finning machines, daily extrusion capacity up to 20 tons.
2. The Square of YUHONG Fins H-Finned Tubes are the preferred tube choice for high pressure boilers.
3. Fins can be manufactured by stamping process in almost any shape and size.
4. In-line fin and tube spacing allows for cleaning with excellent choice in sooting or fouling atmospheres.
5. Fin height and spacing are limited only by heat transfer considerations.
6. Fins and tubing can be similar or dissimilar metals.