A StainlessSteelButtWeldReducingTee is a type of pipe fitting used in industrial applications to connect three pipes of different sizes. This tee fitting has a tapered outlet that is smaller in diameter than the main supply line, allowing for flow rate adjustment and distribution of fluids to multiple directions. Made of high-quality stainless steel material, this fitting exhibits excellent corrosion resistance, durability, and strength, making it ideal for use in harsh, corrosive environments such as chemical and petrochemical plants, oil and gas refineries, power generation, and water treatment. The butt-weld design ensures a secure and tight fit, preventing leakage and ensuring maximum efficiency.
BUTTWELD REDUCING TEE SPECIFICATIONS
| Kích cỡ | Seamless Pipe Reducing Tee ( 1/2″~24″), ERW / Welded / Fabricated Pipe Reducing Tee (1/2″~48″) |
| Tiêu chuẩn | ANSI/ASME :ASTM A403 / ASME SA403, ANSI B16.9, ASME B16.25, ASME B16.28, MSS SP-43. DIN : DIN2605, DIN2615, DIN2616, DIN2617, DIN28011 EN : EN10253-1, EN10253-2 |
| Kích thước | ASME/ANSI B16.9, MSS-SP-43 Loại A, MSS-SP-43 Loại B, JIS B2312, JIS B2313, ASME B16.28 |
| Độ dày | Danh mục 5S, 10S, 20S, S10, S20, S30, STD, 40S, S40, S60, XS, 80S, S80, S100, S120, S140, S160, XXS, v.v. |
| Bán kính uốn cong | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom Pipe Fittings |
| Từ | Unequal Tee, Reducing Tee, Pipe Tee, Butt weld Unequal Tee. |
| Điểm&Vật liệu | 304/L/H/LN, 316/L/H/LN/Ti, 321/H, 317/L/LN, 347/H, 310S/H, N08904(904L), S31803,S32205, S32750, S32760, N02200, N02201, N04400, N06600, N06690, N06625, N06985(G3), N08028, N08800, N08810, N08811, N08825Surface,Monel, Nickel, Inconel, Hastalloy, Titanium, Tantalum, Stainless Steel, Alloy Steel, Carbon Steel, Cupro-Nickel 90/10 & 70/30, Stainless Steel ASME / ASTM SA / A403 SA / A 774 WP-S, WP-W, WP-WX, DIN 1.4301, DIN1.4306, DIN 1.4401, DIN 1.4404 |
| Loại | Butt Weld (BW) / Seamless / Welded / ERW / Fabricated |
| Lớp phủ / Xử lý bề mặt | Sơn chống gỉ, sơn đen dầu, sơn vàng trong suốt, mạ kẽm, mạ kẽm nhúng nóng và nguội. |
Buttweld Reducing Tee Materials and Grades
| tainless Steel Unequal / Reducing Tee | ASTM A403 WP316/316L, ASTM A403 SA / A 774 WP-S, WP-W, WP-WX 304/304L, ASTM A182 F316L, 304L, DIN 1.4301, DIN 1.4306, DIN 1.4401, DIN 1.4404 |
| Duplex & Super Duplex Steel Unequal / Reducing Tee | ASTM A 815, ASME SA 815 UNS NO S31804, S32205. UNS S32750, S32950. Werkstoff số 1.4462 |
| Carbon Steel Unequal / Reducing Tee | ASTM A234, ASME SA234 WPB, WPBW, WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 & WPHY 70. |
| Low Temperature Carbon Steel Unequal / Reducing Tee | ASTM A420 WPL3, A420 WPL6 |
| Alloy Steel Unequal / Reducing Tee | ASTM / ASME A/SA 234 Gr. WP 1, WP 5, WP 9, WP 11, WP 12, WP 22, WP 91 |
| Nickel Alloy Unequal / Reducing Tee | ASTM B336, ASME SB336, Niken 200 (UNS số 2200), Niken 201 (UNS số 2201), Monel 400 (UNS số 4400), Monel 500 (UNS số 5500), Inconel 800 (UNS số 8800), Inconel 825 (UNS số 8825), Inconel 600 (UNS số 6600), Inconel 625 (UNS số 6625), Inconel 601 (UNS số 6601), Hastelloy C 276 (UNS số 10276), Hợp kim 20 (UNS số 8020), Titan (Cấp I & II), Đồng-Niken 70/30, CuNi10Fe1Mn, CuNi30Mn1Fe. |
Buttweld Reducing Tee Manufacturing Standards
| Tiêu chuẩn ASME | ASME/ANSI B16.9, ASME/ANSI B16.28, MSS-SP-43 |
| Tiêu chuẩn DIN | DIN 28011, DIN 2617, DIN 2616, DIN 2615, DIN 2605 |
| Tiêu chuẩn EN | EN 10253-2, EN 10253-1 |
| ASME B16.25 | Đầu hàn đối đầu |
| ASME B16.9 | Phụ kiện rèn sản xuất tại nhà máy – Hàn đối đầu |
| ASME B16.28 | Wrought Steel Reducing Tees and Buttwelding Returns |
| ASTM A403 – ASME SA403 | Standard Specification for Wrought Austenitic SS Piping Fitting |
| MSS SP-43 | Phụ kiện hàn đối đầu được rèn và gia công dành cho các ứng dụng áp suất thấp, chống ăn mòn |
DIMENSIONS OF BUTTWELD REDUCING TEE – ANSI 16.9
| Nominal Pipe Size | Đường kính ngoài at bevel | Từ đầu đến cuối | |||
| Run | Outlet | Run | Outlet | Run (C) | Outlet (M) |
| 1/2 inch | 1/4 inch 3/8 inch | 21.3 | 13.7 17.3 | 25 | 25 |
| 3/4 inch | 3/8 inch 1/2 inch | 26.7 | 17.3 21.3 | 29 | 29 |
| 1inch | 1/2 inch 3/4 inch | 33.4 | 21.3 26.7 | 38 | 38 |
| 1 1/4inch | 1/2 inch 3/4 inch 1″ | 42.2 | 21.3 26.7 33.4 | 48 | 48 |
| 1 1/2inch | 1/2 inch 3/4 inch 1″ 1 1/4 inch | 48.3 | 21.3 26.7 33.4 42.2 | 57 | 57 |
| 2″ | 3/4 inch 1″ 1 1/4 inch 1 1/2 inch | 60.3 | 26.7 33.4 42.2 48.3 | 64 | 44 51 57 60 |
| 2 1/2 inch | 1″ 1 1/4 inch 1 1/2 inch 2″ | 73.0 | 33.4 42.2 48.3 60.3 | 76 | 57 64 67 70 |
| 3″ | 1 1/4 inch 1 1/2 inch 2″ 2 1/2 inch | 88.9 | 42.2 48.3 60.3 73.0 | 86 | 70 73 76 83 |
| 3 1/2 inch | 1 1/2 inch 2″ 2 1/2 inch 3″ | 101.6 | 48.3 60.3 73.0 88.9 | 95 | 79 83 89 92 |
| 4″ | 1 1/2 inch 2″ 2 1/2 inch 3″ 3 1/2 inch | 114.3 | 48.3 60.3 73.0 88.9 101.6 | 105 | 86 89 95 98 102 |
| 5″ | 2″ 2 1/2 inch 3″ 3 1/2 inch 4″ | 141.3 | 60.3 73.0 88.9 101.6 114.3 | 124 | 105 108 111 114 117 |
| 6 inch | 2 1/2 inch 3″ 3 1/2 inch 4″ 5 | 168.3 | 73.0 88.9 101.6 114.3 141.3 | 143 | 121 124 127 130 137 |
| 8 inch | 3 1/2 inch 4″ 5″ 6 inch | 219.1 | 101.6 114.3 141.3 168.3 | 178 | 152 156 162 168 |
| 10 inch | 4″ 5″ 6 inch 8 inch | 273.0 | 114.3 141.3 168.3 219.1 | 216 | 184 191 194 203 |
| 12 inch | 5″ 6 inch 8 inch 10 inch | 323.8 | 141.3 168.3 219.1 273.0 | 254 | 216 219 229 241 |
| 14 inch | 6 inch 8 inch 10 inch 12 inch | 355.6 | 168.3 219.1 273.0 323.8 | 279 | 238 248 257 270 |
| 16 inch | 6 inch 8 inch 10 inch 12 inch 14 inch | 406.4 | 168.3 219.1 273.0 323.8 355.6 | 305 | 264 273 283 295 305 |
| 18 inch | 8 inch 10 inch 12 inch 14 inch 16 inch | 457.0 | 219.1 273.0 323.8 355.6 406.4 | 343 | 298 308 321 330 330 |
| 20″ | 8 inch 10 inch 12 inch 14 inch 16 inch 18 inch | 508.0 | 219.1 273.0 323.8 355.6 406.4 457.0 | 381 | 324 333 346 356 356 368 |
| 22″ | 10 inch 12 inch 14 inch 16 inch 18 inch 20″ | 559.0 | 273.0 323.8 355.6 406.4 457.0 508.0 | 419 | 359 371 381 381 394 406 |
| 24″ | 10 inch 12 inch 14 inch 16 inch 18 inch 20″ 22″ | 610.0 | 273.0 323.8 355.6 406.4 457.0 508.0 559.0 | 432 | 384 397 406 406 419 432 432 |
ASME B16.9 Buttweld Reducing Tee Weight Chart
| DN | NPS | STD | 40 | XS | 80 | 160 | XXS |
| 40 | 1 1/2 | 0.9 | 0.9 | 1.3 | 1.3 | 1.5 | 1.3 |
| 50 | 2 | 1.5 | 1.5 | 2.2 | 2.2 | 2.7 | 3.4 |
| 65 | 2 1/2 | 2.7 | 2.7 | 3.0 | 3.0 | 3.1 | 3.8 |
| 80 | 3 | 3.8 | 3.8 | 4.4 | 4.4 | 5.6 | 6.1 |
| 90 | 3 1/2 | 4.6 | 4.6 | 5.9 | 5.9 | ||
| 100 | 4 | 6.5 | 6.5 | 7.7 | 7.7 | 10.2 | 12.9 |
| 15 | 1/2 | 0.21 | 0.2 | 0.2 | 0.2 | ||
| 20 | 3/4 | 0.2 | 0.2 | 0.3 | 0.3 | ||
| 25 | 1 | 0.3 | 0.3 | 0.5 | 0.5 | ||
| 32 | 1 1/4 | 0.6 | 0.6 | 0.7 | 0.7 | ||
| 125 | 5 | 9.7 | 9.7 | 13.5 | 13.5 | 19.8 | 25.7 |
| 150 | 6 | 14 | 14 | 19.3 | 19.3 | 34 | 30.6 |
| 200 | 8 | 24.5 | 24.5 | 34.5 | 34.5 | 50 | 47.7 |
| 250 | 10 | 41.3 | 41.3 | 58.4 | 67.5 | 111.2 | 84.7 |
| 300 | 12 | 65 | 69 | 76.5 | 105 | 158 | 129 |
| 350 | 14 | 83 | 96 | 104 | 142 | 232 | |
| 400 | 16 | 110 | 120 | 120 | 187 | 335 | |
| 450 | 18 | 132 | 170 | 159 | 263 | 564 | |
| 500 | 20 | 168 | 240 | 192 | 356 | 756 | |
| 550 | 22 | 185 | 209 | 416 | 1002 | ||
| 600 | 24 | 222 | 345 | 251 | 548 | 1215 |
ASME B16.9 Reducing Tee Dimensional Tolerance
| Nominal Pipe Size | 1/2 to 2.1/2 | 3 to 3.1/2 | 4 | 5 đến 8 | 10 đến 18 | 20 đến 24 | 26 đến 30 | 32 đến 48 |
| Inside Dia at End | 0.8 | 1.6 | 1.6 | 1.6 | 3.2 | 4.8 | +6.4 -4.8 | +6.4 -4.8 |
| Outside Dia at Bevel (D) | +1.6 -0.8 | 1.6 | 1.6 | +2.4 -1.6 | +4 -3.2 | +6.4 -4.8 | +6.4 -4.8 | +6.4 -4.8 |
| Center to End (C / M) | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 5 |
| Wall Thk (t) | Not less than 87.5% of Nominal Wall Thickness | |||||||
ASME B16.9 Reducing Tee Angularity Tolerance
| ND | Góc lệch tối đa | Tốc độ tối đa khi cất cánh |
| Q | P | |
| 1/2 đến 4 | 1 | 2 |
| 5 đến 8 | 2 | 4 |
| 10 đến 12 | 3 | 5 |
| 14 đến 16 | 3 | 7 |
| 18 đến 24 | 4 | 10 |
| từ 26 đến 30 | 5 | 10 |
| 32 đến 42 | 5 | 13 |
| 44 đến 48 | 5 | 20 |
AVAILABLE TYPES OF BUTTWELD REDUCING TEE
| Buttweld Unequal Tee | ASME B16.28 Buttweld Reducing Pipe Tees |
| Hastelloy Pipe Reducing Tees | Titanium Buttweld Reducing Tee |
| High Nickel Alloy Unequal Tee | Inconel Butt weld Reducing Tee |
| ANSI B16.9 Buttweld Reducing Tee | ASME B16.9 Butt weld Unequal Tee |
| Steel Reducing Tee Pipe Fittings | Butt Weld Reducing Tee |
| Stainless Steel Unequal Tee | SS Unequal Tees |
| Welded Butt weld Unequal Tee | Seamless Butt weld Unequal Tee |
| Carbon Steel Reducing Tee | High Quality Unequal Tee |
| Copper Nickel Unequal Tee | Duplex Steel Buttweld Reducing Tee |
| Super Duplex Steel Buttweld Reducing Tee | ASTM A403 Stainless Steel Unequal Tees |
Reducing Tee Buttweld Fittings – Industries & Applications
Our Reducing Tee Buttweld Fittings is used in various applications and industries. Below are a few of them:
- Oil & Gas Industries
- Gas Processing Industries
- Food Processing Industries
- Petrochemical Industries
- Chemical Industries
- Power Generation Industries
- Sugar Industries
- Fertilizers Industries
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