Because there are three outlets, so it is called butt weld tee. It is a kind of pipe fittings that have widely used in many projects. All the outside diameters of three outlets are same, it should be equal tee. For those tee fittings whose run pipes are larger than branch pipe, it is reducing tee. If customer have special requirements on sizes of each part, these fittings shall be customized. Butt weld tees are widely in used many fields, like architecture, electric power, petroleum,chemical industry etc. butt weld tee ANSI B16.9 tee butt weld pipe tee Specifications for butt weld tee:1. Size:1/2``-24`` 26``-96`` 2. Wall thickness:SCH5-XXS3. Material:carbon steel A234 WPB, alloy steel, stainless steel4. Standard:ASME B16.9, ASME B16.25, MSS SP75, EN10253, BS1640, BS1965, DIN2615, GOST 17376 or as drawing etc.
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