What is the maximum working pressure of a Hamburg elbow 90Â°, stainless steel, 3D for my pipeline and how is it calculated?

Hamburg elbow 90Â°, stainless steel, 3D Maximum working pressure: Typically between 56 and 208 bar depending on diameter and wall thickness. However, because this is a standard type A 90Â° butt-weld elbow (EN 10253-4 / DIN 2605-1 type 3) its allowable pressure is lower than a straight pipe of the same nominal size. How it is calculated: Start from the design pressure for the corresponding straight pipe section (based on pipe OD, wall thickness and material allowable stress at design temperature). Apply the pressure correction factor for elbows given in EN 10253 or DIN 2605-1 (indicative range 0.7â0.8). Thus: Allowable working pressure(elbow) â Allowable pressure(pipe of same dimensions) Ã Kc where Kc (correction factor) â 0.7â0.8 per the standards. Use actual material (AISI 321 or AISI 316Ti) allowable stresses and the exact Kc from EN 10253 / DIN 2605-1 for the specific size to get the precise maximum working pressure. Material certificate EN 10204 3.1 should be used to verify material properties.

FAQ: What testing and certification accompany a Hamburg elbow 90Â°, stainless steel, 3D to verify material and pressure rating?

Hamburg elbow 90Â°, stainless steel, 3D Format - testing and certification: - Material certification: supplied with EN 10204 3.1 material certificate (traceable chemical and mechanical test results for AISI 321 or AISI 316Ti). - Dimensional & manufacturing standard: manufactured as 3D 90Â° butt-weld elbows compliant with EN 10253-4 (equivalent to DIN 2605-1 type 3). - Pressure verification: working pressure must be calculated using the pressure correction factor per EN 10253 or DIN 2605-1 (typical correction factor 0.7â0.8 vs. straight pipe). Indicated working pressure range: 56â208 bar depending on diameter. - Additional testing: common practice includes visual inspection, dimensional control, and may include PMI, hydrostatic or pneumatic testing, and NDT (Dye Penetrant, Radiographic or UT) on request or per project specification. - Variants & documentation: other sizes/materials and ASME/metric options available upon request; full test documentation provided as agreed.

How do I determine the correct size and pressure rating for a Hamburg elbow 90Â°, stainless steel, 3D in my system?

To determine the correct size and pressure rating for a Hamburg elbow 90Â°, stainless steel, 3D in your system, follow these steps: 1. Identify pipe nominal diameter and wall thickness - Use the pipe size used in your installation (nominal bore and schedule or actual wall thickness). The elbow is a standard type A fitting per EN 10253-4 (equivalent to DIN 2605-1 type 3) and must match the pipe OD and wall thickness at the butt-weld ends. 2. Confirm material - Choose between AISI 321 or AISI 316Ti as specified. Use the materialâs allowable stress/temperature data from applicable codes for pressure calculations. 3. Apply pressure correction factor for elbows - Elbows have lower pressure resistance than straight pipe. Use the correction factor from EN 10253 or DIN 2605-1 (indicative range 0.7â0.8). Multiply the straight-pipe design pressure by this factor to get the elbow working pressure. 4. Calculate allowable working pressure - Determine the straight-pipe allowable pressure for your pipe diameter, wall thickness and material (per relevant code or manufacturer data). - Apply the elbow correction factor: Pelbow = Ppipe Ã (0.7â0.8) (select exact value per standard/table for your size). 5. Verify provided working pressure range - The product data lists working pressures from 56 to 208 bar depending on diameter. Ensure your calculated Pelbow falls within this range for the selected size/material. 6. Consider certification and welds - Ensure the elbow comes with EN 10204 3.1 material certificate and that butt weld procedures and post-weld treatment comply with project requirements. 7. Special cases & alternatives - For metric sizes, different materials, or ASME variants, request available options. If your required pressure exceeds the corrected value, consider thicker-walled elbows, short-radius or long-radius alternatives, or fittings rated per ASME. In summary: match nominal diameter and wall thickness to your pipe, use AISI 321 or 316Ti material data, determine straight-pipe allowable pressure, apply the EN 10253/DIN 2605 correction factor (â0.7â0.8) and confirm the resulting elbow working pressure (56â208 bar range) meets system requirements.

Elbow Hamburg 90°, steel stainless, 3D

Additional information

Material	SS – stainless steel

90° butt-weld elbows for pressure applications made of pipes. Model 3D compliant with the standard EN 10253-4 (steel stainless). Equivalent to the design according to DIN 2605-1 type 3. With an EN 10204 3.1 material certificate. Widely used in industry in the construction of installations and pipelines, among others as element of complete welded ends for metal and rubber hoses (welded with threaded and flanged ends) and other couplings and fittings. On request, other sizes and materials are also available, including elbows with metric dimensions and elbows according to ASME. Note: These are standard type A fittings according to EN 10253, with the same wall thickness of the weld ends and the body. Their pressure resistance is lower than that of a straight pipe of the same diameter and wall thickness. Working pressure elbow should determine using coefficient correction pressure the given in standards EN 10253 or DIN 2605-1 (The given values are approximately and are 0.7÷0.8 pressure corresponding dimensionally tubes). Material: steel AISI 321, AISI 316Ti. Working pressure: od 56 up to 208 bar – depending on diameter.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
TB-KH90-021X2,0-SS	Elbow Hamburg 3D 90°, DN15, 21.3x2.0 mm, AISI 321, EN 10253-4/A	-	163	In stock	Enquiry
TB-KH90-026X2,6-SS	Elbow Hamburg 3D 90°, DN20, 26.9x2.6 mm, AISI 321, EN 10253-4/A	-	208	In stock	Enquiry
TB-KH90-033X2,6-SS	Elbow Hamburg 3D 90°, DN25, 33.7x2.6 mm, AISI 321, EN 10253-4/A	-	163	In stock	Enquiry
TB-KH90-042X2,6-SS	Elbow Hamburg 3D 90°, DN32, 42.4x2.6 mm, AISI 321, EN 10253-4/A	-	128	In stock	Enquiry
TB-KH90-048X2,6-SS	Elbow Hamburg 3D 90°, DN40, 48.3x2.6 mm, AISI 321, EN 10253-4/A	-	114	In stock	Enquiry
TB-KH90-060X2,9-SS	Elbow Hamburg 3D 90°, DN 50, 60.3x2.9 mm, AISI 321, EN 10253-4/A	-	104	In stock	Enquiry
TB-KH90-076X2,9-SS	Elbow Hamburg 3D 90°, DN 65, 76.1x2.9 mm, AISI 321, EN 10253-4/A	-	81	In stock	Enquiry
TB-KH90-088X3,2-SS	Elbow Hamburg 3D 90°, DN 80, 88.9x3.2 mm, AISI 321, EN 10253-4/A	-	77	In stock	Enquiry
TB-KH90-114X3,6-SS	Elbow Hamburg 3D 90°, DN 100, 114.3x3.6 mm, AISI 321, EN 10253-4/A	-	68	In stock	Enquiry
TB-KH90-139X4,0-SS	Elbow Hamburg 3D 90°, DN 125, 139.7x4 mm, AISI 321, EN 10253-4/A	-	62	In stock	Enquiry
TB-KH90-168X4,5-SS	Elbow Hamburg 3D 90°, DN 150, 168.3x4.5 mm, AISI 321, EN 10253-4/A	-	58	In stock	Enquiry

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90° butt-weld elbows for pressure applications made of pipes. Model 3D compliant with the standard EN 10253-4 (steel stainless). Equivalent to the design according to DIN 2605-1 type 3. With an EN 10204 3.1 material certificate. Widely used in industry in the construction of installations and pipelines, among others as element of complete welded ends for metal and rubber hoses (welded with threaded and flanged ends) and other couplings and fittings. On request, other sizes and materials are also available, including elbows with metric dimensions and elbows according to ASME. Note: These are standard type A fittings according to EN 10253, with the same wall thickness of the weld ends and the body. Their pressure resistance is lower than that of a straight pipe of the same diameter and wall thickness. Working pressure elbow should determine using coefficient correction pressure the given in standards EN 10253 or DIN 2605-1 (The given values are approximately and are 0.7÷0.8 pressure corresponding dimensionally tubes). Material: steel AISI 321, AISI 316Ti. Working pressure: od 56 up to 208 bar – depending on diameter.