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
| 尺寸 | 无缝管变径三通(1/2″~24″),电阻焊/焊接/制造管变径三通(1/2″~48″) |
| 标准 | 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 |
| 尺寸 | ASME/ANSI B16.9, MSS-SP-43 Type A, MSS-SP-43 Type B, JIS B2312, JIS B2313, ASME B16.28 |
| 厚度 | 型号 5S、10S、20S、S10、S20、 S30、STD、40S、S40、S60、XS、80S、S80、S100、S120、S140、S160、XXS等。. |
| 弯曲半径 | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom Pipe Fittings |
| 来自 | Unequal Tee, Reducing Tee, Pipe Tee, Butt weld Unequal Tee. |
| 成绩&材料 | 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、 N08825 表面处理、蒙乃尔合金、镍、因科镍、哈氏合金、钛、钽、不锈钢、合金钢、碳钢、90/10及70/30铜镍合金, 不锈钢 ASME / ASTM SA / A403 SA / A 774 WP-S、WP-W、WP-WX、DIN 1.4301、DIN 1.4306、DIN 1.4401、DIN 1.4404 |
| 类型 | 对焊(BW)/ 无缝 / 焊接 / 电阻焊(ERW)/ 制造 |
| 涂层/表面处理 | 防锈漆、油性黑漆、黄色透明漆、镀锌、冷镀锌和热镀锌 |
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 编号 S31803、S32205。UNS S32750、S32950。材料编号 1.4462 |
| Carbon Steel Unequal / Reducing Tee | ASTM A234、ASME SA234 WPB、WPBW、WPHY 42、WPHY 46、WPHY 52、WPH 60、WPHY 65 和 WPHY 70。. |
| Low Temperature Carbon Steel Unequal / Reducing Tee | ASTM A420 WPL3、A420 WPL6 |
| Alloy Steel Unequal / Reducing Tee | ASTM / ASME A/SA 234 等级 WP 1、WP 5、WP 9、WP 11、WP 12、WP 22、WP 91 |
| Nickel Alloy Unequal / Reducing Tee | ASTM B336、ASME SB336、镍200(UNS编号 N02200)、镍201(UNS编号 N02201)、蒙乃尔400(UNS编号 N04400), 蒙乃尔 500(UNS 编号 N05500)、因科镍 800(UNS 编号 N08800)、因科镍 825(UNS 编号 N08825)、 因科镍600(UNS编号N06600)、因科镍625(UNS编号N06625)、因科镍601(UNS编号N06601)、 哈氏合金 C 276(UNS 编号 N10276), Alloy 20(UNS编号 N08020)、钛(I级和II级)、70/30铜镍合金、CuNi10Fe1Mn、CuNi30Mn1Fe。. |
Buttweld Reducing Tee Manufacturing Standards
| ASME标准 | ASME/ANSI B16.9、ASME/ANSI B16.28、MSS-SP-43 |
| DIN标准 | DIN28011、DIN2617、DIN2616、DIN2615、DIN2605 |
| EN标准 | EN10253-2、EN10253-1 |
| ASME B16.25 | 对焊端 |
| ASME B16.9 | 工厂制造的锻造管件对焊 |
| 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 | 用于低压、耐腐蚀应用的锻造及制造对焊管件 |
DIMENSIONS OF BUTTWELD REDUCING TEE – ANSI 16.9
| 公称管径 | 外径 at bevel | Center-to-End | |||
| Run | Outlet | Run | Outlet | Run (C) | Outlet (M) |
| 1/2″ | 1/4″ 3/8″ | 21.3 | 13.7 17.3 | 25 | 25 |
| 3/4″ | 3/8″ 1/2″ | 26.7 | 17.3 21.3 | 29 | 29 |
| 1inch | 1/2″ 3/4″ | 33.4 | 21.3 26.7 | 38 | 38 |
| 1 1/4inch | 1/2″ 3/4″ 1″ | 42.2 | 21.3 26.7 33.4 | 48 | 48 |
| 1 1/2inch | 1/2″ 3/4″ 1″ 1 1/4″ | 48.3 | 21.3 26.7 33.4 42.2 | 57 | 57 |
| 2″ | 3/4″ 1″ 1 1/4″ 1 1/2″ | 60.3 | 26.7 33.4 42.2 48.3 | 64 | 44 51 57 60 |
| 2 1/2″ | 1″ 1 1/4″ 1 1/2″ 2″ | 73.0 | 33.4 42.2 48.3 60.3 | 76 | 57 64 67 70 |
| 3″ | 1 1/4″ 1 1/2″ 2″ 2 1/2″ | 88.9 | 42.2 48.3 60.3 73.0 | 86 | 70 73 76 83 |
| 3 1/2″ | 1 1/2″ 2″ 2 1/2″ 3″ | 101.6 | 48.3 60.3 73.0 88.9 | 95 | 79 83 89 92 |
| 4″ | 1 1/2″ 2″ 2 1/2″ 3″ 3 1/2″ | 114.3 | 48.3 60.3 73.0 88.9 101.6 | 105 | 86 89 95 98 102 |
| 5″ | 2″ 2 1/2″ 3″ 3 1/2″ 4″ | 141.3 | 60.3 73.0 88.9 101.6 114.3 | 124 | 105 108 111 114 117 |
| 6″ | 2 1/2″ 3″ 3 1/2″ 4″ 5 | 168.3 | 73.0 88.9 101.6 114.3 141.3 | 143 | 121 124 127 130 137 |
| 8″ | 3 1/2″ 4″ 5″ 6″ | 219.1 | 101.6 114.3 141.3 168.3 | 178 | 152 156 162 168 |
| 10″ | 4″ 5″ 6″ 8″ | 273.0 | 114.3 141.3 168.3 219.1 | 216 | 184 191 194 203 |
| 12″ | 5″ 6″ 8″ 10″ | 323.8 | 141.3 168.3 219.1 273.0 | 254 | 216 219 229 241 |
| 14″ | 6″ 8″ 10″ 12″ | 355.6 | 168.3 219.1 273.0 323.8 | 279 | 238 248 257 270 |
| 16″ | 6″ 8″ 10″ 12″ 14″ | 406.4 | 168.3 219.1 273.0 323.8 355.6 | 305 | 264 273 283 295 305 |
| 18″ | 8″ 10″ 12″ 14″ 16″ | 457.0 | 219.1 273.0 323.8 355.6 406.4 | 343 | 298 308 321 330 330 |
| 20″ | 8″ 10″ 12″ 14″ 16″ 18″ | 508.0 | 219.1 273.0 323.8 355.6 406.4 457.0 | 381 | 324 333 346 356 356 368 |
| 22″ | 10″ 12″ 14″ 16″ 18″ 20″ | 559.0 | 273.0 323.8 355.6 406.4 457.0 508.0 | 419 | 359 371 381 381 394 406 |
| 24″ | 10″ 12″ 14″ 16″ 18″ 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 | 性传播疾病 | 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
| 公称管径 | 1/2 至 2.1/2 | 3 至 3.1/2 | 4 | 5 到 8 | 10 至 18 | 20 至 24 | 26 至 30 | 32 至 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 在斜面 (D) 处 | +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) | 公称壁厚不低于87.5% | |||||||
ASME B16.9 Reducing Tee Angularity Tolerance
| ND | 最大偏角 | Max 离开飞机 |
| Q | P | |
| 1/2 a 4 | 1 | 2 |
| 5 至 8 | 2 | 4 |
| 10 至 12 | 3 | 5 |
| 14 至 16 | 3 | 7 |
| 18 至 24 | 4 | 10 |
| 26 至 30 | 5 | 10 |
| 32 至 42 | 5 | 13 |
| 44 至 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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