ASTM A213 T5 T9 T11 Alloy Steel Studded Pipe 219mm OD 16m Length for Oil Refinery Heat Exchangers
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MOQ:
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Delivery Time:
Ex-work within 5 weeks after order.
Brand:
DELLOK
Product Description
ASTM A213 Alloy Steel Studded Tubes for Oil Refinery Applications
High-performance seamless ferritic and austenitic alloy-steel studded tubes designed for demanding oil refinery, petrochemical, and power generation applications.
Manufacturing Excellence
Studs are fully automatically welded onto tubes using resistance welding technology, available in cylindrical or elliptical configurations.
Quality Assurance
Comprehensive documentation including raw materials mill certificates, inspection reports, test results, and manufacturer warranty certificates.
Technical Specifications
Core Dimensions
| Parameter | Specification |
|---|---|
| Tube Outer Diameter | 38mm - 219mm |
| Tube Wall Thickness | 4mm - 15mm |
| Maximum Tube Length | 16,000mm |
| Studs Outer Diameter | 6mm - 16mm |
| Studs Height | 10mm - 45mm |
Material Grades Available
T2, T5, T5b, T5c, T9, T11, T12, T17, T21, T22, T23, T24, T36, T91, T92, T122, T911
Chemical Composition Ranges
| Grade | C | Mn | P≤ | S≤ | Si | Cr | Mo | V≥ |
|---|---|---|---|---|---|---|---|---|
| T11 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50-1.00 | 0.50-1.00 | 1.00-1.50 | |
| T12 | 0.05-0.15 | 0.30-0.61 | 0.025 | 0.025 | ≤0.50 | 0.80-1.25 | 0.44-0.65 | |
| T5 | ≤0.15 | 0.30-0.60 | 0.025 | 0.025 | ≤0.50 | 4.00-6.00 | 0.45-0.65 | |
| T9 | ≤0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.25-1.00 | 8.00-10.00 | 0.9-1.0 | |
| T91 | 0.08-0.12 | 0.30-0.60 | 0.020 | 0.010 | ≤0.50 | 8-9.50 | 0.85-1.05 | 0.18-0.25 |
Applications
- Industrial Furnace Systems
- Chemical Processing Plants
- Petrochemical Refineries
- Power Generation Stations
Production Capabilities
Daily production capacity of up to 80,000 studs with advanced manufacturing infrastructure across 10,000+ square meters of workshop space.
Delivery & Surface Treatment
Tube ends are precision square-cut, burr-free, internally dried and air-blown clean. External surfaces feature oil dip, black coating, or varnish protection.
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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
Dellok Yonghui Radiating Pipe Manufacturing Co.,Ltd.
Location
No.18 Tianyue Road,Yanzhou,Jiangsu China
Contact Person
Brian Wanqian