説明
製品詳細
Tantalum threaded flanges are internally threaded flanges used to connect threaded pipe or fittings without welding, making them suitable for highly corrosive media, small-bore piping and installations where hot work must be avoided. Tantalum offers outstanding resistance to strong acids and exceptional performance in demanding chemical, 製薬, semiconductor and specialty processing systems. These flanges are commonly produced with raised face or flat face sealing surfaces for compact, leak-resistant connections.
SASA FLANGE supplies tantalum threaded flanges in standard and custom dimensions according to ASME B16.5 およびプロジェクトの要件. 各注文は化学分析でサポート可能, 機械的試験, 寸法検査, PMIテスト, EN 10204 3.1 証明書と完全な熱番号トレーサビリティ. Customized drilling, 直面している, special thread forms and non-standard sizes are available for OEM and EPC applications.
- ✓製品名: Tantalum Threaded Flanges
- ✓材質グレード: ASTM B365 R05200, R05400, Ta-2.5W
- ✓製品タイプ: ネジ付き / Screwed Pipe Flanges
- ✓主な特長: Excellent resistance to strong acids with weld-free threaded installation
- ✓アプリケーション: 酸処理, 製薬工場, semiconductor lines, chlor-alkali systems, specialty chemical service
製品パラメータ
| 製品名 | Tantalum Threaded Flanges |
| 材質グレード | ASTM B365 R05200, ASTM B365 R05400, Ta-2.5W, customer-specified tantalum grades |
| 材質の種類 | Pure tantalum and tantalum alloy |
| 製品形態 | 鍛造, machined from billet, or plate cut and CNC machined for threaded flange configuration |
| サイズ範囲 | DN15 – DN150 (1/2 インチ – 6 インチ) |
| 圧力クラス | クラス 150 – 1500 / PN10 – PN100 |
| シール面 | RF, FF, Tongue and Groove on request |
| 表面処理 | 機械加工, 漬け物, degreased, cleaned for high-purity service, protected with non-contaminating packing |
| 標準 | ASME B16.5, EN 1092-1, DIN, JIS, GB または顧客の仕様 |
| 検査 | 化学分析, 機械的試験, PMIテスト, 次元, 静水圧 |
| 証明書 | EN 10204 3.1 材料証明書が利用可能 |
| 加工サービス | 切断, CNC加工, カスタムドリリング, カスタムサイズ加工 |
化学組成
The following chemical composition is for reference for common pure tantalum grades used in threaded flanges. Actual chemistry depends on the selected ASTM grade, material form and project specification. Final composition shall comply with the applicable standard, purchase order and mill test certificate issued for the supplied heat number.
| 要素 | C | そして | ん | P | S | Cr | で | モー | 他の |
|---|---|---|---|---|---|---|---|---|---|
| コンテンツ % | ≤0.01 | ≤0.01 | ≤0.01 | ≤0.01 | ≤0.01 | ≤0.01 | ≤0.01 | ≤0.02 | Ta balance; Nb ≤0.10, O ≤0.015, N ≤0.01, H ≤0.0015 |
機械的性質
Mechanical properties of tantalum threaded flanges vary according to grade, 素材の状態, processing route and section thickness. The values below are typical reference figures for annealed tantalum materials used for machining flanges. Final test results shall be confirmed by the applicable material specification, manufacturing process and certified inspection documents.
| 学年 | 抗張力 | 降伏強さ | 伸長 | 硬度 | 密度 |
|---|---|---|---|---|---|
| ASTM B365 R05200 | 207 MPa | 138 MPa | 25% 分 | 90 HB | 16.6 g/cm3 |
| Ta-2.5W | 310 MPa | 220 MPa | 18% 分 | 110 HB | 16.7 g/cm3 |
共通サイズ表
| サイズ範囲 | 圧力クラス | シール面 | 材料 | 可用性 |
|---|---|---|---|---|
| DN15 – DN50 | クラス 150 – 600 | RF | R05200 / R05400 | ストック / 生産 |
| DN65 – DN100 | クラス 150 – 900 | RF / FF | R05200 / Ta-2.5W | 生産 |
| DN125 – DN150 | クラス 150 – 1500 | RF / FF | R05200 / Ta-2.5W | 生産 |
| Special non-standard sizes | Project specific | RF / FF / TG | Pure tantalum or alloy | オーダーメイド |
各種仕様比較
| タイプ | 説明 | 一般的な使用方法 |
|---|---|---|
| ASME ねじ付きフランジ | Internally threaded flange manufactured mainly to ASME B16.5 with NPT thread | Small-bore corrosive process piping in refinery, chemical and pilot plants |
| JP ねじ付きフランジ | Threaded flange produced to EN 1092-1 dimensions or customer project standard | European process systems and skid packages requiring metric compliance |
| 上げ面ねじ付きフランジ | Threaded flange with raised gasket seating area for improved sealing under moderate to high pressure | 酸移送ライン, dosing systems and high-purity process loops |
| Flat Face Threaded Flange | Threaded flange with full flat sealing face used with full-face gaskets | Glass-lined equipment connections, low-stress assemblies and lined piping systems |
同等の規格と国際名
Threaded flange dimensions can be supplied to major international flange standards, while the tantalum material itself is usually manufactured to ASTM or equivalent tantalum material specifications. Equivalent naming may vary by project and region, so SASA FLANGE confirms both dimensional standard and material grade before production to ensure interchangeability and documentation compliance.
| 標準 / 地域 | 標準コード | 代表的なグレード / 同等 |
|---|---|---|
| アメリカ合衆国 | ASME B16.5 | ASTM B365 R05200 / R05400 tantalum threaded flange |
| ヨーロッパ | EN 1092-1 | Tantalum flange to EN dimensions with ASTM B365 tantalum material |
| ドイツ | DIN 2527 / 2566 | Tantalum flange to DIN dimensions, material equivalent to ASTM B365 tantalum |
| 日本 | JIS B2220 | Tantalum flange to JIS drilling with ASTM B365 tantalum grade |
| 中国 | ギガバイト/トン 9119 | Tantalum flange to GB dimensions with industrial pure tantalum material |
生産工程の流れ
SASA FLANGE controls each manufacturing stage for tantalum threaded flanges, from certified raw material selection to precision thread machining and final inspection. Process stability is especially important for tantalum because contamination, dimensional error and poor surface condition can affect corrosion performance and sealing reliability.
- 1. 原材料の選択
- 2. 鍛造 / 切断
- 3. 熱処理
- 4. 荒加工
- 5. 仕上げ加工
- 6. 掘削
- 7. 表面処理
- 8. 検査
- 9. マーキング
- 10. パッキング
- 11. 配達
| プロセスステップ | 説明 | 品質管理ポイント |
|---|---|---|
| 原材料 | Select certified tantalum billets, forgings or plate with traceable heat number | Material certificate, chemistry verification and traceability |
| 鍛造 | Hot forging or precision cutting to obtain near-net flange blank | Reduction ratio, contamination control and surface integrity |
| 熱処理 | Stress relief or annealing according to material condition and machining requirement | 温度と保持時間の制御 |
| 機械加工 | Machine sealing face, ボア, internal thread, hub and bolt holes | 寸法精度, ねじゲージと表面仕上げ |
| 検査 | 出荷前の最終検査 | 寸法, 表面, PMI, 静水圧 |
製品検査
1. 化学成分検査
Chemical composition inspection verifies that the tantalum raw material conforms to the specified ASTM grade and impurity limits. SASA FLANGE reviews mill data and can arrange laboratory analysis when required to confirm tantalum content and key residual elements. This helps ensure corrosion resistance, process compatibility and compliance with project documentation requirements.
2. 機械的特性試験
Mechanical properties testing checks tensile strength, 降伏強さ, elongation and hardness of the tantalum material condition used for flange machining. These tests confirm that the material has adequate ductility and strength for assembly and service. Test results are reviewed against the applicable specification and can be included in the material certification package.
3. 寸法検査
外径をカバーする寸法検査, 厚さ, ボア, ハブの寸法, bolt hole circle, ボルト穴のサイズ, sealing face profile and thread accuracy. ねじ付きフランジ用, special attention is paid to thread type and fit such as NPT or BSP. This inspection ensures interchangeability with mating components and reliable field installation.
4. PMI試験と静水圧試験
PMI testing is used to confirm the supplied flange material matches the ordered tantalum grade and maintain positive identification through production. Hydrostatic testing can be arranged as part of assembled system verification or project-specific inspection. SASA FLANGE 提供します EN 10204 3.1 証明書, inspection reports and traceability records with shipment.
製品の梱包
- ✓木製ケース包装: 高圧・大口径製品に最適
- ✓シュリンクラップによるパレット梱包: バッチ出荷や標準サイズに適しています
- ✓防錆油塗装 + 耐水紙: 海上貨物の保護に使用されます
- ✓個別のビニール袋 + カートン: 小型継手やねじ製品に使用されます。
- ✓クリアマーキング: 学年, サイズ, 圧力クラス, ヒート番号とPO番号
アプリケーション
Tantalum threaded flanges are selected for severe corrosion service, especially where strong acid resistance and contamination control are critical. They are mainly used in small-bore and instrument connections where threaded assembly offers maintenance convenience and avoids welding. Typical industries include fine chemicals, pharmaceutical processing, high-purity systems and selected offshore chemical handling units.
| 業界 | 代表的な用途 | この製品が使用される理由 |
|---|---|---|
| 石油とガス | 薬液注入スキッド, acid dosing lines, analyzer systems | Provides strong corrosion resistance in aggressive chemical streams and allows weld-free maintenance |
| 化学処理 | Sulfuric acid, nitric acid and specialty acid transfer systems | Tantalum offers exceptional corrosion resistance where stainless steel and nickel alloys may be insufficient |
| 発電 | Flue gas treatment chemical lines, laboratory and dosing connections | Suitable for corrosive reagent service and compact threaded assembly in auxiliary systems |
| 水処理 | 高純度の化学薬品の注入, specialty oxidation reagent lines | Used where contamination control and resistance to aggressive treatment chemicals are required |
| 海洋および海洋 | Offshore chemical modules, skid-mounted corrosive service piping | Threaded design simplifies installation in compact spaces while tantalum resists highly corrosive media |
選ぶ理由 SASA FLANGE?
- ✓世界的な産業プロジェクト向けのねじ付きフランジの専門メーカー
- ✓カスタマイズされたサイズ, 図面による圧力クラスと材料グレード
- ✓完全な標準サポート: ASME, EN, DIN, JIS, GB, GOSTと顧客の仕様
- ✓熱数制御による材料トレーサビリティと EN 10204 3.1 材料証明書
- ✓化学分析, 機械的試験, PMIテスト, 静圧検査および寸法検査
- ✓標準品の在庫状況, リードタイム 3-7 日; カスタム生産 15-30 日
- ✓海上向け輸出グレードの梱包, 航空輸送と陸上輸送
- ✓15+ 長年の供給経験 50+ 世界中の国
よくある質問
Q: What is a tantalum threaded flange?
あ: A tantalum threaded flange is a screwed flange with an internal pipe thread used to connect threaded pipe or equipment without welding. It is mainly chosen for highly corrosive service, especially in small-bore process lines. The threaded design simplifies installation and maintenance while tantalum provides excellent resistance to many strong acids and high-purity media.
Q: What materials are available for tantalum threaded flanges?
あ: SASA FLANGE can supply tantalum threaded flanges in ASTM B365 R05200 pure tantalum, R05400 and tantalum-tungsten alloy such as Ta-2.5W depending on application requirements. Material selection is based on corrosion conditions, プレッシャー, temperature and fabrication needs. We can also produce to customer-specified tantalum grades with full certification and traceability.
Q: サポートされている圧力クラス?
あ: Tantalum threaded flanges are commonly supplied in ASME Class 150, 300, 600, 900 そして最大まで 1500 for small sizes, depending on flange design, dimensions and project conditions. Metric PN ratings such as PN10 to PN100 can also be offered. Final rating should always be confirmed according to the selected dimensional standard, temperature and service requirements.
Q: できる SASA FLANGE カスタムサイズを供給する?
あ: はい. SASA FLANGE can manufacture custom tantalum threaded flanges according to drawings or project specifications, including special drilling, non-standard outside diameter, カスタムの厚さ, raised face or flat face configuration and specific thread types such as NPT, BSPT または BSPP. We also support matched components for skid systems, OEM equipment and corrosion-service piping packages.
Q: どのような証明書が提供されるか?
あ: SASA FLANGE 用品 EN 10204 3.1 material certificate with heat number traceability for tantalum threaded flanges. 注文要件に応じて, the documentation package may include mill test certificate, 化学分析, 機械的テストの結果, dimensional inspection report and PMI records. Hydrostatic testing or third-party inspection can also be arranged according to the purchase order.
お問い合わせ
If you are looking for tantalum threaded flanges or related custom flange products, 連絡してください SASA FLANGE 必要なサイズで, 圧力クラス, 材質グレード, 標準, 表面処理, 数量と検査要件. 私たちのチームは専門的な技術ソリューションと競争力のある見積もりを提供します。 24 時間.
- 📧メール: sales@sasaflange.com
- 📱WhatsApp: +86 13764965049
- ☎️電話番号: +86 21 52236361
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