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| 起源の場所: | 中国 |
| ブランド名: | YUHONG |
| 証明: | ISO, SGS, BV, ISO&SGS, ISO/CE/SGS |
| モデル番号: | ASME SB338 UNS R50400 |
| 最小注文数量: | 1pc |
|---|---|
| 価格: | 交渉可能 |
| パッケージの詳細: | プラスチックキャップ付きのPly-woodenケース /アイアンケース /バンドル |
| 受渡し時間: | 5〜80日 |
| 支払条件: | L/C、T/T |
| 供給の能力: | 1500トン/月 |
| 証明: | ISO, SGS, BV, ISO&SGS, ISO/CE/SGS | 標準: | ASTM、AISI、GB、DIN、JIS |
|---|---|---|---|
| スチールグレード: | GR.2 UNS R50400 | タイプ: | シームレス,溶接,丸いパイプ/チューブ |
| 外径: | カスタマイズ | 厚さ: | カスタマイズ |
| 長さ: | 3000-6000mmは、カスタマイズした | 技術: | 冷間圧延されたつや出し、冷たい-の放出、冷たい-引き分け/冷間圧延または両方引き分け |
| ハイライト: | ASME SB338 titanium seamless tube,Grade 2 titanium tube,UNS R50400 pure titanium tube |
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ASME SB338 Grade2 Ti2 UNS R50400 Pure Titanium Seamless Tube
Description
ASME SB338 is the specific standard titled "Standard Specification for Seamless and Welded Titanium and Titanium Alloy Tubes for Condensers and Heat Exchangers." While originally for heat exchangers, tubes made to this standard are used in many other critical applications.
Grade 2 is unalloyed titanium, known for its excellent corrosion resistance, good ductility, and moderate strength.
UNS R50400 as the Unified Numbering System code that uniquely identifies this specific material composition, corresponds directly to ASTM Grade 2 titanium.
| Element | Chemical Composition % | ||||||||
| Grade 1 | Grade 2 | Grade 3 | Grade 5 | Grade 7 | Grade 9 | Grade 11 | Grade 12 | Grade 23 | |
| Nitrogen, max | 0.03 | 0.03 | 0.05 | 0.05 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 |
| Carbon, max | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 |
| Hydrogen, max | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.0125 |
| Iron, max | 0.20 | 0.30 | 0.30 | 0.40 | 0.30 | 0.25 | 0.20 | 0.30 | 0.25 |
| Oxygen, max | 0.18 | 0.25 | 0.35 | 0.20 | 0.25 | 0.15 | 0.18 | 0.25 | 0.13 |
| Aluminum | … | … | … | 5.5-6.75 | … | 2.5-3.5 | … | … | 5.5-6.5 |
| Vanadium | … | … | … | 3.5-4.5 | … | 2.0-3.0 | … | … | 3.5-4.5 |
| Tin | … | … | … | … | … | … | … | … | … |
| Ruthenium | … | … | … | … | … | … | … | … | … |
| Palladium | … | … | … | … | 0.12-0.25 | … | 0.12-0.25 | … | … |
| Molybdenum | … | … | … | … | … | … | … | 0.2-0.4 | … |
| Chromium | … | … | … | … | … | … | … | … | … |
| Nickel | … | … | … | … | … | … | … | 0.6-0.9 | … |
| Niobium | … | … | … | … | … | … | … | … | … |
| Ziconium | … | … | … | … | … | … | … | … | … |
| Silicon | … | … | … | … | … | … | … | … | … |
| Residuals, max each | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Residuals, max total | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 |
| Titanium | balance | balance | balance | balance | balance | balance | balance | balance | balance |
| Grade | Tensile Strength, min | Yield Strength (0.2% Offset) | Elongation 2 in. or 50 mm | |||||
| min | max | |||||||
| Ksi | (Mpa) | Ksi | (Mpa) | Ksi | (Mpa) | gage length min % | ||
| Grade 1 | 35 | (240) | 25 | (170) | 45 | (310) | 24 | |
| Grade 2 | 50 | (345) | 40 | (275) | 65 | (450) | 20 | |
| Grade 3 | 65 | (450) | 55 | (380) | 80 | (550) | 18 | |
| Grade 5 | 130 | (895) | 120 | (828) | … | … | 10 | |
| Grade 7 | 50 | (345) | 40 | (275) | 65 | (450) | 20 | |
| Grade 9 | 90 | (620) | 70 | (483) | 45 | … | 15 | |
| Grade 11 | 35 | (240) | 25 | (170) | … | (310) | 24 | |
| Grade 12 | 70 | (483) | 50 | (345) | … | … | 18 | |
| Grade 23 | 120 | (828) | 110 | (759) | … | … | 10 | |
Applications
Heat Exchangers & Condensers: The primary application in the standard's title. Used in chemical processing, power generation (especially offshore platforms), and desalination plants.
Chemical & Petrochemical Processing: For piping systems, reactors, and vessels handling corrosive chemicals.
Marine & Offshore: For seawater piping, ballast systems, and other components exposed to saltwater.
Aerospace: For hydraulic and pneumatic systems, and airframe components where weight savings are critical.
Medical & Pharmaceutical: For implants, surgical instruments, and processing equipment due to its biocompatibility.
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