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ASTM A335 P5 Alloy Steel Seamless Radiant Pipes For API 560 Fired Heater

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ASTM A335 P5 Alloy Steel Seamless Radiant Pipes For API 560 Fired Heater

Brand Name : YUHONG

Model Number : Radiant pipe

Certification : ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008.

Place of Origin : China

MOQ : 1 Ton

Price : 0-1000000USD

Payment Terms : T/T, L/C, D/A

Supply Ability : According to Clients' Requirement

Delivery Time : 10days->

Packaging Details : Ply-wooden Case /Iron Case/ Bundle with plastic Cap etc.

Standard : ASTM A335 (American Standard), EN 10216-2 (European Standard)

Outer Diameter (OD) : 12.7-304.8mm

Wall Thickness (WT) : Sch 5 to XXS

Function : Absorb radiant heat from burners

Application Area : Preheating crude oil, hydrocarbon processing

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ASTM A335 P5 Alloy Steel Seamless Radiant Pipes for API 560 Fired Heater

ASTM A335 P5 alloy steel seamless radiant pipes are essential components in API 560 fired heaters, widely used in refineries and petrochemical plants. Designed for high-temperature and high-pressure applications, these pipes offer excellent thermal conductivity, corrosion resistance, and durability, ensuring efficient heat transfer and reliable performance in radiant heating sections.

Table 1: Product Overview for Pipe ASEM A335, P5

Parameter Details
Product Name ASEM A335, P5
Material Grade ASTM A335 P5 (Seamless Ferritic Alloy Steel Pipe)
Standards ASTM A335 (American Standard), EN 10216-2 (European Standard)
Application Widely used in fired heaters, power plants, refineries, and petrochemical plants
Key Properties High-temperature strength, excellent corrosion resistance, and thermal conductivity
Common Dimensions Outer Diameter (OD): 1/2" - 24", Wall Thickness: Schedule 5 to XXS
Common Sections Used in convection tubes, radiant tubes, and other heat absorption components in fired heaters

Table 2: Fired Heater Materials (American and European Standards)

Component Function Typical Materials (ASTM) Typical Materials (EN)
Radiant Tubes Absorb radiant heat from burners ASTM A335 P5, P9, P11, P22 EN 10216-2 10CrMo9-10, X10CrMoVNb9-1
Convection Tubes Absorb convective heat from flue gases ASTM A213 T11, T22 EN 10216-2 13CrMo4-5, 16Mo3
Finned Tubes Increase heat transfer surface area ASTM A192, A179 EN 10216-2 P235GH, 16Mo3
Tube Supports Hold tubes in place, prevent sagging ASTM A36, A516 Gr 70 EN 10025 S235JR, S355J2
Headers Distribute fluid to/from tubes ASTM A335 P5, P11 EN 10216-2 10CrMo9-10
Burners Generate heat for the fired heater Stainless Steel 304, 316 EN 10088-1 X5CrNi18-10, X6CrNiMo17-12-2
Refractory Materials Insulation to protect the heater structure Fireclay Brick, High-Alumina Brick Equivalent European refractory materials
Crossover Piping Connect radiant and convection sections ASTM A335 P5, P11, P22 EN 10216-2 10CrMo9-10, X10CrMoVNb9-1

Table 3: Common Dimensions for ASEM A335, P5

Outer Diameter (OD) Wall Thickness (WT) (Sch 5 to XXS) Common Applications
1/2" (12.7 mm) 2.77 mm to 12.7 mm Convection Tubes, Header Piping
1" (25.4 mm) 3.38 mm to 14.27 mm Radiant Tubes, Crossover Piping
2" (50.8 mm) 3.91 mm to 19.05 mm Convection Tubes, Process Piping
4" (101.6 mm) 4.78 mm to 23.83 mm Radiant Tubes, Headers
8" (203.2 mm) 6.35 mm to 30.96 mm Headers, High-Temperature Piping
12" (304.8 mm) 6.35 mm to 38.1 mm Main Distribution Headers

Table 4: Fired Heater Components and Their Functions

Component Location/Zone Function
Radiant Tubes Radiant Section Absorb radiant heat from burners
Convection Tubes Convection Section Absorb residual heat from flue gases
Finned Tubes Convection Section Enhance heat transfer by increasing surface area
Burners Radiant and Floor Section Provide heat by burning fuel
Headers Inlet/Outlet Connections Distribute and collect process fluid
Tube Supports Throughout Heater Maintain tube alignment, prevent sagging
Refractory Materials Heater Walls and Floors Insulate and protect the structural steel from high heat
Crossover Piping Between Radiant and Convection Sections Transfer fluid between heater zones
Air Preheater Downstream of Heater Recover waste heat from flue gases to preheat air
Stack/Ductwork Heater Outlet Vent exhaust gases

Table 5: Fired Heater Applications of ASEM A335 P5

Application Area Details
Refineries Preheating crude oil, hydrocarbon processing
Petrochemical Plants Heating process fluids for chemical reactions
Power Plants Heat recovery and steam generation
Industrial Furnaces High-temperature heat transfer

ASTM A335 P5 Alloy Steel Seamless Radiant Pipes For API 560 Fired Heater


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