ASTM A249 Welded 304/304L Stainless Steel Tubes for Heat Exchangers - 6-101.6mm OD, 0.3-2.5mm Wall Thickness
Price:
Negotiation
MOQ:
1 Metric Ton / Per Size
Delivery Time:
15 - 45 Days Or Depends on Quantity
Brand:
KORER
Product Description
Product Overview
Longitudinally welded 304/304L stainless steel tubes manufactured according to ASTM A249 standard, specifically designed for heat exchanger applications in demanding industrial environments.
Key Specifications
| Parameter | Specification |
|---|---|
| Standard | ASTM A249/ASME SA249 |
| Material Grade | 304/TP304, 304L/TP304L |
| Outer Diameter | 6mm - 101.6mm |
| Wall Thickness | 0.3mm - 2.5mm |
| Length | 500mm - 40000mm |
| Delivery Condition | Bright Annealing (1040℃) |
| Welding Method | TIG (Tungsten Inert Gas) |
Technical Properties
Mechanical Properties
- Elongation: 45%-65%
- Hardness: HRB 75-90
- Straightness: 0.8mm/900mm
Testing Requirements
- Tension Test
- Flattening Test
- Flange Test
- Reverse-Bend Test
- Hardness Test
- Hydrostatic Test
- Intergranular Corrosion Test
- Eddy Current Test
Quality Assurance
| Test Type | Equipment Used |
|---|---|
| Chemical Composition | Spectral Analysis |
| Mechanical Property | Tensile Test Machine |
| Expansion Test | Tensile Test Machine |
| Hardness | Sclerometer |
| Metallo Analysis | Metallo Microscope |
| Hydraulic Test | Hydraulic Test Machine |
| Eddy Current Test | Eddy Current Machine |
Industry Applications
| Industry | Applications |
|---|---|
| Thermal Power Station | Condensers |
| Nuclear Power Station | Condensers |
| Chemical Industry | Heat Exchanger, Pressure Vessels |
| Petrochemical Industry | Condensers, Heat Exchanger |
| Refineries | General Piping |
| Fertilizers | Pressure Vessels |
| Paper/Pulp | Industrial Equipments |
Project Achievements
Successfully supplied welded stainless steel tubes for major international projects including:
- Indian JSW6-8# Condenser: 130 tons TP304, 20x0.5/0.7mm
- Nanre 1# 2# Condenser: 340 tons TP304, 25x0.5/0.7mm
- Fangjiashan Nuclear Project: 86 tons TP304, 19.05x0.91xU
- Huali Petrochemical Plant: 330 tons TP304L, 38.1/60.3x1.5/2.1mm
- Dongsheng Petrochemical Plant: 480 tons TP304, 16/25.4x1.24/1.5mm
Certifications & Quality Standards
- ISO 9001-2008 Certified
- Manufacture License Of Pressure Tube
- ASTM A249 & A1016 Compliance
- 20+ Years Manufacturing Experience
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Wuxi Korer Stainless Steel Co.,Ltd.
Location
No.269,Jincheng Road East,Fangqian Town,Wuxi New.District,Jiangsu,China
Contact Person
Linda He