Stainless Steel Welded Tubing ASTM A789 UNS S31803 2205 9.5-406.4mm OD 0.8-8mm Wall Thickness
Price:
800 - 9000 USD / ton
MOQ:
5T
Delivery Time:
60-75days
Brand:
HDT
Product Description
Stainless Steel Welded Tubing ASTM A789 UNS S31803/2205/1.4462
Hua Dong Energy Technology specializes in stainless steel welded pipes and tubes with over 10 years of industry experience, supplying more than 5000 tons annually to clients across 45+ countries worldwide.
Product Specifications
Outer Diameter (OD)
9.5mm to 406.4mm
Wall Thickness (WT)
0.8mm to 8mm
Length
Customized to customer requirements
Standards & Manufacturing
- Compliant Standards: ASTM A312, ASTM A269, ASTM A789, ASTM A790
- Process Methods: ERW (Electric Resistance Welding), EFW (Electric Fusion Welding)
Applications
- Fluid and gas transport systems
- Structural and machining applications
- Heat exchanger pipes
- Mining, Energy, Petrochemical, Chemical Industry
- Food processing plants, Paper manufacturing facilities
Key Advantages
- Superior surface finish for enhanced performance
- Excellent mechanical properties and durability
- Precise dimensional accuracy
- Comprehensive inspection methods and equipment
Chemical Composition
| UNS Designation | C max | Si max | Mn max | P max | S max | Cr | Ni | Mo | N | Cu |
|---|---|---|---|---|---|---|---|---|---|---|
| S31803 | 0.03 | 1 | 2 | 0.03 | 0.02 | 21.0-23.0 | 4.5-6.5 | 2.5-3.5 | 0.08-0.20 | - |
| S32205 | 0.03 | 1 | 2 | 0.03 | 0.02 | 22.0-23.0 | 4.5-6.5 | 3.0-3.5 | 0.14-0.20 | - |
| S32750 | 0.03 | 0.8 | 1.2 | 0.035 | 0.02 | 24.0-26.0 | 6.0-8.0 | 3.0-5.0 | 0.24-0.32 | 0.5 max |
| S32760 | 0.05 | 1 | 1 | 0.03 | 0.01 | 24.0-26.0 | 6.0-8.0 | 3.0-4.0 | 0.20-0.30 | 0.50-1.00 |
Quality Assurance & Testing
- X-ray inspection for weld integrity
- Dimensional and length verification
- Chemical analysis via photoelectric emission spectroscopy
- Mill Test Certificate provided with all shipments
- Third-party inspection services accepted
Business Terms
- Price Terms: FOB, CFR, CIF or negotiable
- Payment Methods: T/T, LC or negotiable
- Delivery Time: 30 working days after deposit receipt
- Packaging: Iron case, woven bag, or custom packaging
Product Images
Certifications
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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