Three-way classification and butt welding tee, four-way size

One or three links classification

The three links are divided into mechanical three-way, grooved three-way, grooved mechanical three-way, ordinary three-way; three-way divided by the production method can be divided into top three-way, three-way pressing, forging three-way, butt welding Three links, casting three links, etc. The three links are divided into two types according to the shape, the equal-diameter tee and the different-way tee. The equal-diameter tee is the same size as the three mouths.

The reducer tee is a section of the main pipe plus a small branch pipe. Obviously, the two large sizes are the main pipes, and the small size indirectly is the branch pipe. In the pure oxygen pipeline, it is generally pressured.

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Second, butt welding tee, four-way size GB12459

Inch nominal diameter DN end outer diameter center to end face

D1D2CM

A series B series A series B series

1/2×1/215×1521.31821.3182525

3/4×1/220×1526.92521.3182929

×3/4×20 26.9252929

1×1/225×1533.73221.3183838

×3/4×20 26.9253838

×1×25 33.7323838

11/2×1/232×1542.33821.3184848

×3/4×20 26.9254848

×1×25 33.7324848

×11/2×32 42.3384848

13/4×1/240×1548.34521.3185757

×3/4×20 26.9255757

×1×25 33.7325757

×11/2×32 42.3385757

×13/4×40 48.3455757

2×3/450×2060.35726.9256444

×1×25 33.7326451

×11/4×32 42.3386457

×11/2×40 48.3456460

×2×50 60.3576464

21/2×165×2576.17633.7327657

×11/4×32 42.3387664

×11/2×40 48.3457667

×2×50 60.3577670

×21/2×65 76.176

Inch nominal diameter DN end outer diameter center to end face

D1D2CM

A series B series A series B series

3×11/480×3288.98942.3388670

×11/2×40 48.3458673

×2×50 60.3578676

×21/2×65 76.1768683

×3×80 88.9898686

4×11/290×40101.6 48.3 9579

×2×50 60.3 9583

×21/2×65 76.1 9589

×3×80 88.9 9592

×31/2×90 101.6 9595

4×11/2100×40114.310848.34510586

×2×50 60.35710589

×21/2×65 76.17610595

×3×80 88.98910598

×31/2×90 101.6 105102

×4×100 114.3108105105

5×2125×5013913360.357124105

×21/2×65 76.176124108

×3×80 88.989124111

×31/2×90 101.6 124114

×4×100 114.3108124114

×5×125 139133124117

6×21/2150×65168.315976.176143121

×3×80 88.989143124

×31/2×90 101.6 143127

×4×100 114.3108143130

×5×125 139133143137

×6×150 168.3159143143

8×31/2200×90219.1219101.6 178152

×4×100 114.3108178156

×5×125 139133178162

×6×150 168.3159178168

×8×200 219.1219178178

10×4250×100273273114.3108216184

×5×125 139133216191

×6×150 168.3159216194

×8×200 219.1219216208

×10×250 273273216216

12×5300×125323.9325139133254216

×6×150 168.3159254219

×8×200 219.1219254229

×10×250 273273254241

×12×300 323.9325254254

14×6350×150355.6377168.3159279238

×8×200 219.1219279248

×10×250 273273279257

×12×300 323.9325279270

×14×350 355.6377279279

16×6400×150406.4426168.3159305264

×8×200 219.1219305273

×10×250 273273305283

×12×300 323.9325305295

×14×350 355.6377305305

×16×400 406.4426305305

18×8450×200457478219.1219343298

×10×250 273273343308

×12×300 323.9325343321

×14×350 355.6377343330

×16×400 406.4426343330

×18×450 457478343343

20×8500×200508529219.1219381324

×10×250 273273381333

×12×300 323.9325381346

×14×350 355.6377381356

×16×400 406.4426381356

×18×450 457478381368

×20×500 508529381381

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