Pipe section for a pipe coil
AssigneeSchmidt + Clemens GmbH + Co. KG
InventorsDietlinde Jakobi, Benno Ganser, Norbert Kremer
Life of this patent
Estimating the term…
Abstract
Metallic pipe section (10) for a pipe coil, made from one piece of pipe, comprising at least two pipe elbows (11, 12).
Claims25
1-19. (canceled)
A metallic tube portion for a tube coil, comprising a single-piece tube, having at least two tube bends, wherein the tube is made of a DIN EN 10027 part 1 material selected from the group consisting of GX40CrNiSi25-20, GX40NiCrSiNb35-25, GX45NiCrSiNbTi35-25, GX35CrNiSiNb24-24, GX45NiCrSi35-25, GX43NiCrWSi35-25-4, GX10NiCrNb32-20, GX50CrNiSi30-30, G-NiCr28W, G-NiCrCoW, GX45NiCrSiNb45-35, GX13NiCrNb45-35, GX13NiCrNb37-25, GX55NiCrWZr33-30-04.
A tube coil for a chemical plant, comprising plural tubes;
- and at least one tube portion connected to one end of one of the tubes, said tube portion including a single-piece tube having at least two tube bends, wherein the tube is made of a DIN EN 10027 part 1 material selected from the group consisting of GX40CrNiSi25-20, GX40NiCrSiNb35-25, GX45NiCrSiNbTi35-25, GX35CrNiSiNb24-24, GX45NiCrSi35-25, GX43NiCrWSi35-25-4, GX10NiCrNb32-20, GX50CrNiSi30-30, G-NiCr28W, G-NiCrCoW, GX45NiCrSiNb45-35, GX13NiCrNb45-35, GX13NiCrNb37-25, GX55NiCrWZr33-30-04.
A process for producing a tube portion, comprising the step of making the tube portion from a centrifugally cast tube.
A process for producing a tube coil comprising the step of making a tube portion from a centrifugally cast tube.
Fitting substitute for a tube coil with fittings, comprising a metallic tube portion including a single-piece tube having at least two tube bends, wherein the tube is made of a DIN EN 10027 part 1 material selected from the group consisting of GX40CrNiSi25-20, GX40NiCrSiNb35-25, gX45NiCrSiNbTi35-25, GX35CrNiSiNb24-24, GX45NiCrSi35-25, GX43NiCrWSi35-25-4, GX10NiCrNb32-20, GX50CrNiSi30-30, G-NiCr28W, G-NiCrCoW, GX45NiCrSiNb45-35, GX13NiCrNb45-35, GX13NiCrNb37-25, GX55NiCrWZr33-30-04.
Cracker with a metallic tube portion including a single-piece tube having at least two tube bends, wherein the tube is made of a DIN EN 10027 part 1 material selected from the group consisting of GX40CrNiSi25-20, GX40NiCrSiNb35-25, GX45NiCrSiNbTi35-25, GX35CrNiSiNb24-24, GX45NiCrSi35-25, GX43NiCrWSi35-25-4, GX10NiCrNb32-20, GX50CrNiSi30-30, G-NiCr28W, G-NiCrCoW, GX45NiCrSiNb45-35, GX13NiCrNb45-35, GX13NiCrNb37-25, GX55NiCrWZr33-30-04.
Cracker with a tube coil having plural tubes;
- and at least one tube portion connected to one end of one of the tubes, said tube portion including a single-piece tube having at least two tube bends, wherein the tube is made of a DIN EN 10027 part 1 material selected from the group consisting of GX40CrNiSi25-20, GX40NiCrSiNb35-25, GX45NiCrSiNbTi35-25, GX35CrNiSiNb24-24, GX45NiCrSi35-25, GX43NiCrWSi35-25-4, GX10NiCrNb32-20, GX50CrNiSi30-30, G-NiCr28W, G-NiCrCoW, GX45NiCrSiNb45-35, GX13NiCrNb45-35, GX13NiCrNb37-25, GX55NiCrWZr33-30-04.
The tube portion as claimed inc laim 22, wherein the ratio of bending radius to tube diameter, at least in sections, is less than or equal to 1.04.
Dependencies are inferred from the claim text.