![\"Two](\"https:\/\/weiss-apparatebau.de\/wp-content\/uploads\/2026\/09\/weiss-schweissarbeiten-fertigung.jpg\" "\\"weiss-schwei\u00dfarbeiten-fertigung\\"")
<\/span><\/div><\/div><\/div>Stainless steel weld fittings<\/h1><\/div>Bends, tees and reducers for tank, plant and vessel construction.<\/p>\n
Select design, series, size and material. Add drawings to your inquiry.<\/p>\n<\/div>
Configure weld fittings<\/span><\/i><\/a><\/div><\/span><\/div><\/div><\/div><\/div><\/div><\/div>Fittings for tank, plant and vessel construction<\/h2><\/div>For tank, plant and vessel manufacturers, every fitting has to match the design. Purchasing and engineering need the same clear details for this: design, type of connection, tube dimension, material, surface finish and quantity.<\/p>\n
The configurator helps you bring these details together. Add any further requirements and drawings to your inquiry. That way we can review the design you want and clarify open technical points with you.<\/p>\n<\/div><\/div><\/div>
![](\"https:\/\/weiss-apparatebau.de\/wp-content\/uploads\/2026\/09\/weiss-schweissfittings-bogen-20260914.png\" "\\"weiss-schweissfittings-bogen-20260914\\"")
<\/span><\/div><\/div><\/div>Bends<\/h3><\/div>45 degree and 90 degree bends change the direction of your piping. In the configurator you select angle, dimension series and size to suit the design. Tube outside diameter, wall thickness, bending radius and connection dimensions describe the component required. For deviating geometries, please inquire with a drawing.<\/p>\n<\/div>
Configure bend<\/span><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div>![](\"https:\/\/weiss-apparatebau.de\/wp-content\/uploads\/2026\/09\/weiss-schweissfittings-reduzierung-20260914.png\" "\\"weiss-schweissfittings-reduzierung-20260914\\"")
<\/span><\/div><\/div><\/div>Reducers<\/h3><\/div>Reducers connect different tube sizes. Concentric and eccentric designs are available. The installation situation and your piping layout are decisive. State both connection sizes and the design you want so that the transition is clearly described.<\/p>\n<\/div>
Configure reducer<\/span><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div>![](\"https:\/\/weiss-apparatebau.de\/wp-content\/uploads\/2026\/09\/weiss-schweissfittings-t_stueck-20260914.png\" "\\"weiss-schweissfittings-t_stueck-20260914\\"")
<\/span><\/div><\/div><\/div>Tees<\/h3><\/div>Tees split or join pipe runs. In equal tees the run and the branch have the same size; in a reducing tee the branch is smaller. Select run size, branch size and the matching dimension series. This makes the branch in your design unambiguous.<\/p>\n<\/div>
Configure tee<\/span><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>Custom fittings to drawing<\/h2><\/div>Your geometry. Technically agreed.<\/h3><\/div>If your requirement differs from the DIN 11865 range provided, send us a drawing or technical specification. Weiss Apparatebau manufactures components and assemblies to agreed requirements. We review feasibility, design and terms for your specific needs.<\/p>\n
The following dimension tables help you select bends, tees and reducers in series A, B and C. The bend tables give tube outside diameter, wall thickness, bending radius and lengths for 45 and 90 degree designs. Check the dimensions together with your design; the size designation alone does not describe every connection.<\/p>\n<\/div>
<\/i><\/i><\/span>Bends to DIN 11865 series A (metric, DN)<\/span><\/a><\/h3><\/div>\n\n
Bends, tees and reducers for tank, plant and vessel construction.<\/p>\n
Select design, series, size and material. Add drawings to your inquiry.<\/p>\n<\/div>
<\/span><\/div><\/div><\/div><\/div><\/div>Fittings for tank, plant and vessel construction<\/h2><\/div>For tank, plant and vessel manufacturers, every fitting has to match the design. Purchasing and engineering need the same clear details for this: design, type of connection, tube dimension, material, surface finish and quantity.<\/p>\n
The configurator helps you bring these details together. Add any further requirements and drawings to your inquiry. That way we can review the design you want and clarify open technical points with you.<\/p>\n<\/div><\/div><\/div>
<\/span><\/div><\/div><\/div>Bends<\/h3><\/div>45 degree and 90 degree bends change the direction of your piping. In the configurator you select angle, dimension series and size to suit the design. Tube outside diameter, wall thickness, bending radius and connection dimensions describe the component required. For deviating geometries, please inquire with a drawing.<\/p>\n<\/div>
Configure bend<\/span><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/span><\/div><\/div><\/div>Reducers<\/h3><\/div>Reducers connect different tube sizes. Concentric and eccentric designs are available. The installation situation and your piping layout are decisive. State both connection sizes and the design you want so that the transition is clearly described.<\/p>\n<\/div>
Configure reducer<\/span><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/span><\/div><\/div><\/div>Tees<\/h3><\/div>Tees split or join pipe runs. In equal tees the run and the branch have the same size; in a reducing tee the branch is smaller. Select run size, branch size and the matching dimension series. This makes the branch in your design unambiguous.<\/p>\n<\/div>
Configure tee<\/span><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>Custom fittings to drawing<\/h2><\/div>Your geometry. Technically agreed.<\/h3><\/div>If your requirement differs from the DIN 11865 range provided, send us a drawing or technical specification. Weiss Apparatebau manufactures components and assemblies to agreed requirements. We review feasibility, design and terms for your specific needs.<\/p>\n
The following dimension tables help you select bends, tees and reducers in series A, B and C. The bend tables give tube outside diameter, wall thickness, bending radius and lengths for 45 and 90 degree designs. Check the dimensions together with your design; the size designation alone does not describe every connection.<\/p>\n<\/div>
<\/i><\/i><\/span>Bends to DIN 11865 series A (metric, DN)<\/span><\/a><\/h3><\/div>\n\n
For tank, plant and vessel manufacturers, every fitting has to match the design. Purchasing and engineering need the same clear details for this: design, type of connection, tube dimension, material, surface finish and quantity.<\/p>\n
The configurator helps you bring these details together. Add any further requirements and drawings to your inquiry. That way we can review the design you want and clarify open technical points with you.<\/p>\n<\/div><\/div><\/div>
<\/span><\/div><\/div><\/div>Bends<\/h3><\/div>45 degree and 90 degree bends change the direction of your piping. In the configurator you select angle, dimension series and size to suit the design. Tube outside diameter, wall thickness, bending radius and connection dimensions describe the component required. For deviating geometries, please inquire with a drawing.<\/p>\n<\/div>
Configure bend<\/span><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/span><\/div><\/div><\/div>Reducers<\/h3><\/div>Reducers connect different tube sizes. Concentric and eccentric designs are available. The installation situation and your piping layout are decisive. State both connection sizes and the design you want so that the transition is clearly described.<\/p>\n<\/div>
Configure reducer<\/span><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/span><\/div><\/div><\/div>Tees<\/h3><\/div>Tees split or join pipe runs. In equal tees the run and the branch have the same size; in a reducing tee the branch is smaller. Select run size, branch size and the matching dimension series. This makes the branch in your design unambiguous.<\/p>\n<\/div>
Configure tee<\/span><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>Custom fittings to drawing<\/h2><\/div>Your geometry. Technically agreed.<\/h3><\/div>If your requirement differs from the DIN 11865 range provided, send us a drawing or technical specification. Weiss Apparatebau manufactures components and assemblies to agreed requirements. We review feasibility, design and terms for your specific needs.<\/p>\n
The following dimension tables help you select bends, tees and reducers in series A, B and C. The bend tables give tube outside diameter, wall thickness, bending radius and lengths for 45 and 90 degree designs. Check the dimensions together with your design; the size designation alone does not describe every connection.<\/p>\n<\/div>
<\/i><\/i><\/span>Bends to DIN 11865 series A (metric, DN)<\/span><\/a><\/h3><\/div>\n\n
45 degree and 90 degree bends change the direction of your piping. In the configurator you select angle, dimension series and size to suit the design. Tube outside diameter, wall thickness, bending radius and connection dimensions describe the component required. For deviating geometries, please inquire with a drawing.<\/p>\n<\/div>
<\/span><\/div><\/div><\/div>Reducers<\/h3><\/div>Reducers connect different tube sizes. Concentric and eccentric designs are available. The installation situation and your piping layout are decisive. State both connection sizes and the design you want so that the transition is clearly described.<\/p>\n<\/div>
Configure reducer<\/span><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/span><\/div><\/div><\/div>Tees<\/h3><\/div>Tees split or join pipe runs. In equal tees the run and the branch have the same size; in a reducing tee the branch is smaller. Select run size, branch size and the matching dimension series. This makes the branch in your design unambiguous.<\/p>\n<\/div>
Configure tee<\/span><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>Custom fittings to drawing<\/h2><\/div>Your geometry. Technically agreed.<\/h3><\/div>If your requirement differs from the DIN 11865 range provided, send us a drawing or technical specification. Weiss Apparatebau manufactures components and assemblies to agreed requirements. We review feasibility, design and terms for your specific needs.<\/p>\n
The following dimension tables help you select bends, tees and reducers in series A, B and C. The bend tables give tube outside diameter, wall thickness, bending radius and lengths for 45 and 90 degree designs. Check the dimensions together with your design; the size designation alone does not describe every connection.<\/p>\n<\/div>
<\/i><\/i><\/span>Bends to DIN 11865 series A (metric, DN)<\/span><\/a><\/h3><\/div>\n\n
Reducers connect different tube sizes. Concentric and eccentric designs are available. The installation situation and your piping layout are decisive. State both connection sizes and the design you want so that the transition is clearly described.<\/p>\n<\/div>
<\/span><\/div><\/div><\/div>Tees<\/h3><\/div>Tees split or join pipe runs. In equal tees the run and the branch have the same size; in a reducing tee the branch is smaller. Select run size, branch size and the matching dimension series. This makes the branch in your design unambiguous.<\/p>\n<\/div>
Configure tee<\/span><\/i><\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>Custom fittings to drawing<\/h2><\/div>Your geometry. Technically agreed.<\/h3><\/div>If your requirement differs from the DIN 11865 range provided, send us a drawing or technical specification. Weiss Apparatebau manufactures components and assemblies to agreed requirements. We review feasibility, design and terms for your specific needs.<\/p>\n
The following dimension tables help you select bends, tees and reducers in series A, B and C. The bend tables give tube outside diameter, wall thickness, bending radius and lengths for 45 and 90 degree designs. Check the dimensions together with your design; the size designation alone does not describe every connection.<\/p>\n<\/div>
<\/i><\/i><\/span>Bends to DIN 11865 series A (metric, DN)<\/span><\/a><\/h3><\/div>\n\n
Tees split or join pipe runs. In equal tees the run and the branch have the same size; in a reducing tee the branch is smaller. Select run size, branch size and the matching dimension series. This makes the branch in your design unambiguous.<\/p>\n<\/div>
Custom fittings to drawing<\/h2><\/div>Your geometry. Technically agreed.<\/h3><\/div>If your requirement differs from the DIN 11865 range provided, send us a drawing or technical specification. Weiss Apparatebau manufactures components and assemblies to agreed requirements. We review feasibility, design and terms for your specific needs.<\/p>\n
The following dimension tables help you select bends, tees and reducers in series A, B and C. The bend tables give tube outside diameter, wall thickness, bending radius and lengths for 45 and 90 degree designs. Check the dimensions together with your design; the size designation alone does not describe every connection.<\/p>\n<\/div>
<\/i><\/i><\/span>Bends to DIN 11865 series A (metric, DN)<\/span><\/a><\/h3><\/div>\n\n
Your geometry. Technically agreed.<\/h3><\/div>If your requirement differs from the DIN 11865 range provided, send us a drawing or technical specification. Weiss Apparatebau manufactures components and assemblies to agreed requirements. We review feasibility, design and terms for your specific needs.<\/p>\n
The following dimension tables help you select bends, tees and reducers in series A, B and C. The bend tables give tube outside diameter, wall thickness, bending radius and lengths for 45 and 90 degree designs. Check the dimensions together with your design; the size designation alone does not describe every connection.<\/p>\n<\/div>
<\/i><\/i><\/span>Bends to DIN 11865 series A (metric, DN)<\/span><\/a><\/h3><\/div>\n\n
If your requirement differs from the DIN 11865 range provided, send us a drawing or technical specification. Weiss Apparatebau manufactures components and assemblies to agreed requirements. We review feasibility, design and terms for your specific needs.<\/p>\n
The following dimension tables help you select bends, tees and reducers in series A, B and C. The bend tables give tube outside diameter, wall thickness, bending radius and lengths for 45 and 90 degree designs. Check the dimensions together with your design; the size designation alone does not describe every connection.<\/p>\n<\/div>