Baoji Lihua Nonferrous Metals Co., Ltd.
Baoji Lihua Nonferrous Metals Co., Ltd.
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Heat exchanger tube OD25.4mm OD19.05mm ASTM B338 titanium pipe
1.Titanium tube Technical Requirements
| 1. | | Material Description | Titanium Seamless Tube |
| 2. | Material Specification | SB 338 Gr 2 (seamless) - Material shall comply the requirements as per ASME Sec-ll Part-B Edition - 2021. |
| 3. | | Manufacturing Process | As per material specification. |
| 4. | Delivery Condition | Ann ealed. |
| 5. | Size & Quantity | As per TEAM Purchase Order. |
| 6. | | Dimension$ | As per TEAM Purchase Order. |
| 7. | Tolerances | As per material/product specification. |
| 8. | Certificatio n | Material test certificates shall be to EN 10204 type 3.1 |
| 9. | Inspection by | TPIA. |
| 10. | if | All chemical composition shall be as per material specification. In addition, product Analysis shall be carried out and reported. |
| 11. | Mechanical Testing | All mechanical tests as per material specification shall be performed. |
| 12. | Heat Treatment Requireme nt | 1. Hnished Product As per delivery condition mentioned in sr. no. 4 above. |
| 13. | NDE & Other Tests | 1. Hydrotest- Hydro test shall be carried out as per material specification. Potable water shall be used for hydrotest. 2. Eddy current test- Shall be carried out as per material specification. 3. Ultrasonic Test- As per material specification. |
| 14. | Product Marking | As per material specification. |
| 15. | Packaging instructions | Tubes duly cleared by mills (and inspection authority) shall be protected against corrosion and shall be packed suitably to avoid damage during transit, handling & storage. |
| 16. | Repair Welding | Not permitted. |
| 17. | Intended Use | The material is intended to use in equipment designed as per ASME Section VIII, Division 1, Edition 2021. |
2.Heat exchanger tube application
3.Titanium alloy pipe specification
| Grade | N(%) | C(%) | H(%) | Fe(%) | O(%) | Ti | Other , max |
| 1 | ≤0.03 | ≤0.08 | ≤0.015 | ≤0.20 | ≤0.18 | Bal | ≤0.4 |
| 2 | ≤0.03 | ≤0.08 | ≤0.015 | ≤0.30 | ≤0.25 | Bal | ≤0.4 |
| Grade | Tensile Strength(min) | Yeild Strength(0.2% offset)) | Elongation(%) | ||||
| ksi | MPa | Min | Max | ||||
| Ksi | Mpa | Ksi | Mpa | ||||
| 1 | 35 | 240 | 15 | 140 | 45 | 310 | ≥24 |
| 2 | 60 | 400 | 40 | 275 | 65 | 450 | ≥20 |
| Product name | Heat exchanger tube Titanium tube /pipe |
| Material | Titanium(Gr2) |
| Certificate | ISO9001:2015, TUV, EN10204.3.1 |
| Standard | ASTM B338 |
| Size | OD19mmxWT0.5-0.8mmx3000-12000mm OD25mmxWT1.0-1.2mmx3000-12000mm OD32mmxWT1.0-1.2mmx3000-6000mm OD38mmxWT1.0-1.2mmx3000-6000mm Or according customer’s requirement. |
| Technics | Rolled |
| Status | Annealed(M) |
| Type | Seamless Titanium Tube for heat exchanger, Titanium exhaust tube for automobile, titanium coil tube Welded Titanium Tube, |
| Application | 1)Power and chemical plant 2)Automotive components 3)sports 4)marine corrosion |
| Surface | Acid pickling, CNC lathe surface. |
4.Titanium tube Production process
5.Details picture in Workshop
| Material Grade | Status | Processing | OD(mm) | Wall thickness(mm) | |||||||||||
| 0.5 | 0.6 | 0.8 | 1.0 | 1.25 | 1.5 | 2.0 | 2.5 | 3.0 | 3.5 | 4.0 | 4.5 | ||||
| Gr1 Gr2 Gr7 Gr12 | Annealed (M) | Cold rolled | 10-15 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | — | — | — | — | — |
| ﹥15-20 | — | ○ | ○ | ○ | ○ | ○ | ○ | ○ | — | — | — | — | |||
| ﹥20-30 | — | ○ | ○ | ○ | ○ | ○ | ○ | ○ | — | — | — | — | |||
| ﹥30-40 | — | — | — | — | ○ | ○ | ○ | ○ | — | — | — | — | |||
| ﹥40-50 | — | — | — | — | ○ | ○ | ○ | ○ | — | — | — | ||||
| ﹥50-60 | — | — | — | — | — | ○ | ○ | ○ | ○ | ○ | — | — | |||
| ﹥60-80 | — | — | — | — | — | — | ○ | ○ | ○ | ○ | ○ | ○ | |||
| Welded | 16 | ○ | ○ | ○ | ○ | — | — | — | — | — | — | — | — | ||
| 19 | ○ | ○ | ○ | ○ | ○ | — | — | — | — | — | — | — | |||
| 25,27 | ○ | ○ | ○ | ○ | ○ | ○ | — | — | — | — | — | — | |||
| 31,32,33 | — | — | ○ | ○ | ○ | ○ | ○ | — | — | — | — | — | |||
| 38 | — | — | — | — | — | ○ | ○ | ○ | — | — | — | — | |||
| 50 | — | — | — | — | — | — | ○ | ○ | — | — | — | — | |||
| 63 | — | — | — | — | — | — | ○ | ○ | — | — | — | — | |||
| Welded-rolled | 6-10 | ○ | ○ | ○ | ○ | ○ | — | — | — | — | — | — | — | ||
| ﹥10-15 | ○ | ○ | ○ | ○ | ○ | ○ | — | — | — | — | — | — | |||
| ﹥15-20 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | — | — | — | — | — | |||
| ﹥20-25 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | — | — | — | — | — | |||
| ﹥25-30 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | — | — | — | — | — | |||
| Note: "○" indicates the specifications that can be produced | |||||||||||||||
ASTM B338 titanium tube
Used:Heat exchanger, condenser and various pressure vessels
Wall thickness:0.5mm to 4.5mm
Length:3000mm /6000mm and longger to 9000mm
Outside Diameters:10mm to 114mm
Wall thickness tolerance: +/- 10%
Length tolerance: +3.2mm
6. ASME SB388 Test as below
We provide following tests for Ti seamless and welded tubes
| Chemical Composition | Visual Inspect | Ultrasonic Testing | Current Testing |
| Flattening Testing | Flattening Testing | Pneumatic Test | Hydrostatic Test |
| Tensile | Yield | Hardness | Elongation |
7. Feel free to contact titanium alloy tube supplier