Brand Name : JSLY
Model Number : finned tubes
Certification : API
Place of Origin : CHINA
MOQ : 1PCS
Price : Depends on the sizes
Payment Terms : T/T,L/C
Supply Ability : 10000 tons
Delivery Time : 15 days
Packaging Details : Plwooden Case
We are professional ASTM A355 P5,T5,P9,T9,T11,P11,P22,T22,P12,T12 Seamless alloy Steel Square Rectangular Double H welding Fin Tubes pipe finned tubes pipe tubings fintubes for Economizer from china
General fin tube production capacity | General specfications of HH(Double H) fin tube |
Production Facility: 6 finning machines; Daily capacity up to 20 tons; |
Tube OD: 51 mm max. Tube Length: 18 meters max. Fin Thickness: 1.5mm ~3.5mm Fin Pitch: 10mm Min. |
Manufacturing process
Square or Rectangular Fins are welded on two steel base tubes. We call it Double H (HH) fin type.
Manufacturing Process
Square or Rectangular H Fins are welded on a steel base tube. We call it H Fin Type Tubing.
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.
Applications:
Applications:
Specifications:
Items | General Materials | Popular ASTM /ASME Materials |
Core Tube Material | Carbon Steel Alloy Steel Heat Resistant Steel, Stainless Steel |
1. Carbon Steel: A106 / A179 /A192 / A210 etc... 2. Stainless Steel: TP304/304L,TP316/TP316L, TP347 etc... 3. Alloy Steel: P5,T5,P9,T9,T11,T22 |
Studs Material |
Carbon Steel Stainless Steel |
1. Carbon Steel |
Why we choose HH welding fin tube: High efficiency, minimum power loss, easy cleaning.
Descriptions of HH Fin Tube | Popular Specifications we make |
Tube OD(mm) | 25mm to 51mm |
Tube Wall thickness(mm) | 2.5mm Min. |
Tube length(mm) | 18000mm Max. |
Fin thickness(mm) | 1.5mm to 3.5mm |
Fin pitch(mm) | 10mm Min. |
Please email us for more information. |
Competitive Advantage:
ASTM A355 P5,T5,P9,T9,T11,P11,P22,T22,P12,T12 Seamless Square Rectangular Double H welding Fin Tubes pipe finned tubes Images |