ASME SA312 TP310S 1.4845 Stainless Steel Tube Oxidation Resistant, for Cracking Furnace
Product Overview
ASME SA312 TP310S seamless stainless steel tube is manufactured from heat resistant austenitic stainless steel and is designed for high temperature equipment applications, including cracking furnace tubes, furnace components, and industrial thermal processing systems.
TP310S, also known as UNS S31008 and EN 1.4845, contains high levels of chromium and nickel alloying elements. The material is commonly selected for applications requiring stainless steel tubes under elevated temperature and oxidation service environments.
Manufactured according to ASME SA312 requirements, TP310S seamless tubes are produced with controlled chemical composition, mechanical properties, and dimensional specifications.
Material and Standard
TP310S / 1.4845 Heat Resistant Stainless Steel
Standard: ASME SA312 / ASTM A312
Material Grade: TP310S
UNS Number: S31008
EN Grade: 1.4845
Material Type: Austenitic Stainless Steel
Tube Type: Seamless Tube
ASME SA312 covers seamless, welded, and heavily cold worked austenitic stainless steel pipes intended for general corrosion-resistant and high-temperature applications.
Chemical Composition
Typical alloy composition characteristics of TP310S include:
| Element |
Function |
| Chromium (Cr) |
Main alloying element for oxidation resistance |
| Nickel (Ni) |
Stabilizes austenitic structure |
| Carbon (C) |
Controlled carbon content |
| Silicon (Si) |
Alloy component |
| Manganese (Mn) |
Alloy component |
The chemical composition shall comply with ASME SA312 TP310S requirements.
Manufacturing Process
ASME SA312 TP310S seamless tubes are manufactured through controlled production processes:
Billet Preparation
High alloy stainless steel billets are prepared according to material requirements.
Seamless Tube Forming
The billets are processed through hot working methods to form seamless tube structures.
Heat Treatment
Solution treatment and related heat treatment processes are performed according to specification requirements.
Finishing and Inspection
Final processes include:
- Straightening
- Surface finishing
- Dimensional inspection
- Material testing
Technical Features
Heat Resistant Stainless Steel Structure
TP310S stainless steel contains chromium and nickel alloy elements, making it suitable for high-temperature furnace and thermal processing applications.
Seamless Tube Construction
The seamless tube structure provides uniform geometry and is commonly used for furnace tubes and heat transfer equipment requiring controlled dimensions.
High Temperature Furnace Application
TP310S tubes are commonly applied in:
- Cracking furnace systems
- Furnace radiant tubes
- Heat treatment equipment
- High temperature processing units
Product Specifications
| Item |
Specification |
| Product Name |
ASME SA312 TP310S Seamless Tube |
| Material Grade |
TP310S |
| Equivalent Grade |
UNS S31008 / EN 1.4845 |
| Standard |
ASME SA312 / ASTM A312 |
| Material Type |
Austenitic Stainless Steel |
| Tube Type |
Seamless Tube |
| Surface |
Pickled / Annealed / Customized |
| Application |
Cracking Furnace, High Temperature Equipment |
Available Dimensions
Tube specifications can be supplied according to equipment design requirements.
| Parameter |
Specification |
| Outside Diameter |
Customized |
| Wall Thickness |
Customized |
| Length |
Fixed Length / Customized |
| Heat Treatment |
Solution Annealed |
| Surface Condition |
Customized |
Applications
Cracking Furnace Equipment
TP310S seamless tubes are commonly used in:
- Ethylene cracking furnace tubes
- Furnace heating systems
- High temperature reaction equipment
Industrial Thermal Equipment
Applications include:
- Heat treatment furnaces
- Combustion equipment
- High temperature processing systems
Energy and Chemical Industries
Used in equipment requiring heat resistant stainless steel materials.
Quality Control and Inspection
Inspection procedures may include:
Material Inspection
- Chemical composition analysis
- Material certificate verification
Dimensional Inspection
- Outer diameter measurement
- Wall thickness inspection
- Length measurement
Non-Destructive Testing
- Eddy Current Testing (ET)
- Ultrasonic Testing (UT)
- Hydrostatic Testing
Inspection requirements can be adjusted according to project specifications.
Packaging
ASME SA312 TP310S seamless tubes are packaged according to transportation requirements.
Typical packaging methods:
- Tube bundles
- Protective wrapping
- Wooden cases
- Export packaging
Tube marking may include:
- Standard designation
- Material grade
- Size information
- Heat number
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