Base Pipe Standard	ASTM A312, ASME SA 312, ASTM A376, ASME SA376
Base Tube Material	TP304, TP304L, TP304H, TP309, TP310, TP310H, TP316, TP316L, TP316H, TP317, TP317L, TP321, TP321H, TP347, TP347H
Fin Type	Studded Tube, Studded Fin Tube, Pin Tube, Solid Fin Tube
Application	Boiler, Steam Heater, Fired Furnace, Fired Heater
Studded Tube Test	Hammer Hitting Test
Studded Tube Length	Max.: 34m /pc

Product Description

Studded fin tubes are heat exchanger tubes with metal studs or pins welded onto the surface, creating additional surface area for improved heat transfer efficiency in various industrial applications.

Dimensions

Base Tube / Core Tube O.D: 15.88 - 325mm
Fin Height: 6 - 50.8mm
Fin Thickness: 0.8 - 3.0mm
Fin Pitch: Customizable to customer requirements
End Types: Plain Ends / Beveled Ends
No Fin Area on Both Sides: Customizable per customer drawing

ASME SA312 TP317L Chemical Composition (%)

C	Si	Mn	P	S	Cr	Ni	Mo
≤0.035	≤1.0	≤2.0	≤0.045	≤0.03	18.0~20.0	11.0~15.0	3.0~4.0

ASME SA312 TP317L Tensile Test ASTM A370-20

Tensile Strength: Rm (Mpa)	Yield Strength: Rp 0.2(Mpa)	Elongation: A (%)
≥515	≥205	≥35

Manufacturing Advantages

20,000+ square meters workshop with 4 finning machines
Daily extrusion capacity up to 700m
Proximity to Shanghai Port (less than 2 hours' drive)
High rigidity for extreme temperature and pressure conditions

Applications

Air Cooler
Charge Air Chiller
Condenser
Evaporator
Fluid Cooler
Gas Cooler
Oil Cooler
Radiator
Refrigeration
Steam to Air Heat Exchanger
Superheater

Studded Tube ASTM A312 TP317L For Heat Exchanger

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