TP321 TP347 ASTM A249 Stainless Steel Welded Tubing 15.9-406.4mm OD 0.89-5mm Wall Sanitary Pipe
Price:
800 - 9000 USD / ton
MOQ:
5T
Delivery Time:
60-75days
Brand:
HDT
Product Description
TP321/TP347 ASTM A249 Welded Stainless Steel Sanitary Tubing
Hua Dong Energy Technology specializes in stainless steel welded pipes and tubes with over 10 years of industry experience. We supply more than 5000 tons annually to clients across 45+ countries, serving diverse sectors including mining, energy, petrochemical, chemical industry, food processing, paper manufacturing, and fluid transport systems.
Product Specifications
Outer Diameter (OD)
15.9mm to 406.4mm
Wall Thickness (WT)
0.89mm to 5mm
Length
Customized according to customer requirements
Standards
ASTM A312, ASTM A269, ASTM A789, ASTM A790
Process Methods
ERW (Electric Resistance Welding), EFW (Electric Fusion Welding)
ASTM A249 Standard Dimensions
| Size OD | Nominal Wall | Outside Diameter Tolerance | Length Tolerance | Wall Tolerance |
|---|---|---|---|---|
| 1/2" (12.7mm) | 0.065" (1.65mm)/0.049" (1.25mm) | +/-0.005" (0.13mm) | +1/8" (3.18mm) - 0 | +/-10.0% |
| 3/4" (19.1mm) | 0.065" (1.65mm)/0.049" (1.25mm) | +/-0.005" (0.13mm) | +1/8" (3.18mm) - 0 | +/-10.0% |
| 1" (25.4mm) | 0.065" (1.65mm)/0.049" (1.25mm) | +/-0.005" (0.13mm) | +1/8" (3.18mm) - 0 | +/-10.0% |
| 1-1/2" (38.1mm) | 0.065" (1.65mm)/0.049" (1.25mm) | +/-0.008" (0.20mm) | +1/8" (3.18mm) - 0 | +/-10.0% |
| 2" (50.8mm) | 0.065" (1.65mm)/0.049" (1.25mm) | +/-0.008" (0.20mm) | +1/8" (3.18mm) - 0 | +/-10.0% |
| 2-1/2" (63.5mm) | 0.065" (1.65mm) | +/-0.010" (0.25mm) | +1/8" (3.18mm) - 0 | +/-10.0% |
| 3" (76.2mm) | 0.065" (1.65mm) | +/-0.010" (0.25mm) | +1/8" (3.18mm) - 0 | +/-10.0% |
| 4" (101.6mm) | 0.083" (2.11mm) | +/-0.015" (0.38mm) | +1/8" (3.18mm) - 0 | +/-10.0% |
| 6" (152.4mm) | 0.083" (2.11mm) | +/-0.030" (0.76mm) | +1" (25.4mm) - 0 | +/-10.0% |
| 6" (152.4mm) | 0.109" (2.77mm) | +/-0.030" (0.76mm) | +1" (25.4mm) - 0 | +/-10.0% |
| 8" (203.2mm) | 0.109" (2.77mm) | +0.061" (1.55mm)/-0.031" (0.79mm) | +1" (25.4mm) - 0 | +/-10.0% |
Applications
- Fluid and gas transport systems
- Structural and machining applications
- Heat exchanger pipes and components
Product Advantages
- Superior surface finish for optimal performance
- Enhanced mechanical properties for durability
- Precise dimensional accuracy
- Comprehensive inspection methods and equipment
Quality Assurance & Testing
- X-ray testing for weld integrity
- Dimensional and length verification
- Chemical analysis via photoelectric emission spectroscopic methods
- Mill Test Certificate provided with all shipments
- Third-party inspection acceptance
Business Terms
| Item | Details |
|---|---|
| Price Terms | FOB, CFR, CIF or negotiable |
| Payment | T/T, LC or negotiable |
| Delivery Time | 30 working days after deposit receipt (based on order quantity) |
| Package | Iron case, woven bag or customized packaging |
| Main Markets | Europe, Middle East, Southeast Asia, South America |
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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
ZHANGJIAGANG HUA DONG ENERGY TECHNOLOGY CO.,LTD
Location
Rm. 1202, Buildiing A, Wanda Plaza, Zhangjiagang, Jiangsu, China
Contact Person
Yolanda Zou