Used Mora Coordinate Measuring Machine for sale (67,505)

Condition: used, Three Dimension Coordinate Measuring Machine MITUTOYO CRYSTA-Apex S574 Kjdpfxoy Ufkks Akpsdu

Condition: good (used), Year of construction: 1995, functionality: fully functional, machine/vehicle number: 0118507, measuring range X-axis: 500 mm, measuring range Y-axis: 400 mm, measuring range Z-axis: 400 mm, workpiece weight (max.): 100 kg, total height: 2,185 mm, total width: 1,062 mm, total length: 1,354 mm, input voltage: 230 V, compressed air connection: 6 bar, Used coordinate measuring machine Measuring range (X/Y/Z): 500 x 400 x 400 mm Measuring software: DOS-Geopak Probe system: Renishaw PH6 + TP2 Control unit: Mitutoyo UC 100 Accuracy: 3.0 + (0.4 * L / 100) Kodpfxsywfrao Akpedu Delivery, calibration and training can be offered as options. An upgrade to MCOSMOS Geopak with Windows 11 is also available.

Condition: like new (used), Year of construction: 2013, Technical specifications: Measuring range, X-axis: 700 mm Measuring range, Y-axis: 650 mm Measuring range, Z-axis: 500 mm Size of granite plate: 1330 x 962 mm Dimensions (width x depth x height): approx. 1400 x 1200 x 2450 mm Weight: approx. 800 kg Condition: Condition is nearly new, very little used. Kjdpfx Akszrfmwjpsdu The seller is not liable for typographical or data transmission errors. The machine's appearance, technology, and wear correspond to its age; used machines are sold without any warranty.

Condition: ready for operation (used), Year of construction: 2010, A manual 3D coordinate measuring machine from Mitutoyo is offered. Measuring range X/Y/Z: 500mm/700mm/400mm, measuring table: granite, clamping area X/Y: 764mm/1175mm, max. workpiece height: 590mm, max. workpiece weight: 180kg, length measuring system: high-precision glass scales, resolution: 0.0005mm, length measuring system resolution: 0.0001mm, single stylus form deviation PForm,MPE: 6µm, measured single stylus form deviation: 5.15µm, repeatability range R0: 9.70µm, guide system: air bearings on all axes, axis clamping: pneumatic, probe system: Renishaw MH20i. Machine dimensions X/Y/Z: approx. 1122mm/1434mm/2267mm, weight: approx. 646kg. The machine was calibrated by Mitutoyo on 10.03.2026. Documentation is available. An on-site inspection is possible. Kjdpfjztdt Sjx Akpedu

Condition: used, Year of construction: 2003, Coordinate Measuring Machine Wenzel LH 54 (Year of Manufacture 2003) in well-maintained and fully functional condition. The machine is built on a stable granite structure combined with air-bearing guides. This allows the portal and axes to move almost frictionlessly and smoothly over the granite—a proven foundation for high measurement accuracy and repeatability. The LH 54 is designed for reliable use in quality assurance as well as in series production and delivers consistent measurement results even during continuous operation. Before delivery, the machine is inspected and test-run by our service technicians in Remscheid, ensuring full functionality. The system is currently powered on and can be viewed and demonstrated at any time. PC System (modernized): After purchase, a completely new PC system will be installed, meeting WENZEL’s current requirements. This system is fully up to date and thoroughly tested before the machine is finally handed over to the buyer. Optional Services (upon agreement): - Installation and commissioning of the measuring machine within NRW - Issuance of a factory calibration certificate - Determination of length measurement uncertainty - Determination of probing uncertainty - Determination of repeatability range - Execution in accordance with DIN EN ISO 10360-2:2010-06 - Maximum measuring volume diagonal: 4,660 mm - Determination of probing uncertainty according to DIN EN ISO 10360-5:2020-11 - Including full documentation - DAkkS calibration by the accredited Klostermann calibration laboratory - Accreditation number: D-K-17518-01-00 - Accredited according to DIN EN ISO/IEC 17025:2018 - Training for the WM | Quartis measuring software Kdsdpfxjy Dcive Akpeu - Custom programming for your components Additional Information: On request, the machine can be retrofitted with the proven Renishaw SP25M probe. The retrofit includes additional service work and complementary hardware components, which will adjust the purchase price accordingly. Additional software modules, custom adaptations, as well as individual accessories and clamping systems are available on request—optimally tailored to your specific measurement requirements. Measuring range X: 500 mm Measuring range Y: 1.000 mm Measuring range Z: 400 mm Measurement uncertainty: Eo = 2,5 + L/300 [μm] Installed software: WM | Quartis R2026-1 Controller: WPC2040 Basic PC System: Windows 11 (current configuration) Probing system: TP20 Probe head: PH10T Probe module: 1 × TP20 Standard Force Module head interface: PHC10-3 PLUS Probe interface: PI200 (Combi) Joystick: HT400 Exchange bridge: MCR20 (empty) Accessories: Stylus kit M2 | Mouse & keyboard | 2 × 24" TFT monitors | Printer Included services: Final inspection upon purchase | Disassembly and transport preparation | Packing | Loading onto customer-provided truck Included transport frame: On loan

Condition: used, x-travel 500 mm y-travel 400 mm z-travel 400 mm MITUTOYO Euro-M 544 Coordinate measuring machine Measuring machine Size of the base plate: 850x850mm Information on the scope of delivery The package contains only the ordered product. Additional decorative items or Kodstycucjpfx Akpedu other items shown in the product images are not part of the delivery.

Condition: used, Purchase your coordinate measuring machine from the specialist in coordinate measuring technology with 30 years of experience – Kneissl-Messtechnik. General machine data: Machine type: Crysta-Apex C 7106 Manufacturer: Mitutoyo Measuring range: 700 x 1000 x 600 mm Probing system: Renishaw PH10MQ (rotary/swivel head) Probe head: Renishaw TP200 Software: MCOSMOS-1 V4 Included in delivery: - Coordinate measuring machine Mitutoyo CRYSTA-Apex C7106 - Renishaw PH10MQ rotary/swivel head - Renishaw TP200 probing system Not included in delivery: - Automatic probe changer / probe changing rack Condition: Used machine. Further technical details (year of manufacture, control system) available upon request. Processing: Inspection possible by arrangement. Dismantling and loading carried out by us, transport upon request. Kdsdpj Aa Nc Nofx Akpju Kneissl Messtechnik GmbH – Your specialist in coordinate measuring technology with an accredited DAkkS calibration service. Installation, instruction, and training available as options. We offer worldwide delivery on request!

Condition: ready for operation (used), Year of construction: 2008, A CNC-controlled 3D multisensor coordinate measuring machine by Dr. Schneider is available. Design: bridge type, measuring dimensions X/Y/Z: 400mm/400mm/300mm, axis resolution: 0.0001mm, max. traverse speed: 100mm/s, max. acceleration: 4m/s², optical length measurement error: 2+L/300µm, volumetric length measurement error: 2.8+L/300µm, probe head: Renishaw PH10M, touch probe: Renishaw TP200, probe interface: Renishaw PI200. Machine dimensions X/Y/Z: approx. 1200mm/1200mm/2100mm, weight: approx. 600kg. Documentation available. An on-site inspection is possible. Kdsdpfx Aezli Tujkpou

Condition: new, Year of construction: 2025, functionality: fully functional, The Aberlink Azimuth CNC Coordinate Measuring Machine (CMM) is the largest model in our range and reflects over twenty years of experience and excellence in developing innovative metrology. It has been specifically designed for the precise measurement of large and heavy workpieces weighing up to 6000kg. The revolutionary bridge design incorporates aluminium honeycomb core panels originally developed for Formula 1 and aerospace. This design offers a remarkable stiffness to weight ratio that improves both the performance and speed of the Azimuth. With travels of X 1200mm, Y 2000 or 3000mm and Z 1000mm and volumetric accuracy of up to (2.6 + L/250)µm, the Azimuth ensures the highest precision. The scale resolution is 0.1µm. A specially designed load plate system allows heavy components to be placed directly on the granite base, transferring the load directly to the floor without affecting metrological performance. Kodpfx Aovwbabekpodu The user-friendly Aberlink 3D measurement software enables a short training period, so that even without prior knowledge, precise measurements can be taken. Free software updates ensure that the system is always kept up to date.

Condition: new, Year of construction: 2025, functionality: fully functional, Aberlink's Horizon CNC Coordinate Measuring Machine (CMM) sets new standards in metrology by using frictionless linear drives that ensure fast, smooth and silent movements. This technology minimizes wear and increases reliability, which reduces maintenance. The granite base and Y-axis rail make the most of the thermal stability of this material to ensure precise measurements. Kdodpfxsvwa Udj Akpsu The Horizon CMM is available in a range of sizes, with travels of X 800 mm, Y 1000 or 1600 mm and Z 600 mm, to suit different measurement requirements. Volumetric accuracy is (1.8 + L/350)µm with the TP20 probe, (1.7 + L/350)µm with the TP200 probe and (1.5 + L/350)µm with the SP25M scanner. The scale resolution is 0.1µm. Thanks to the user-friendly Aberlink 3D measurement software, the training time is minimal, so that precise measurements can be carried out even without prior knowledge. Free software updates ensure that the system is always up to date.

Condition: excellent (used), Year of construction: 2009, functionality: fully functional, machine/vehicle number: 151255, measuring range X-axis: 750 mm, measuring range Y-axis: 500 mm, measuring range Z-axis: 500 mm, workpiece weight (max.): 250 kg, total height: 3,020 mm, type of input current: AC, total width: 2,092 mm, total length: 2,140 mm, overall weight: 4,500 kg, table width: 900 mm, table height: 860 mm, table length: 1,300 mm, travel speed (max.): 520 mm/min, table load: 250 kg, ambient temperature (max.): 40 °C, ambient temperature (min.): 15 °C, maximum load weight: 250 kg, Equipment: type plate available, For sale is a used ZEISS GageMax 7/5/5 Navigator 3D coordinate measuring machine with serial number 156521 and manufactured in 2011. The machine has a measuring range of 750 × 500 × 500 mm and is designed for workpieces up to 250 kg. It is equipped with a ZEISS VAST XT probe system. The measuring volume also includes a multi-probe changer with various probe holders. According to the original auction description, the offered lot includes accessories and computer equipment. The available images show, among other things, a computer, monitor, keyboard, mouse, and other components belonging to the machine. The scope of delivery is based on the images or the components available during inspection. Technical data: Manufacturer: ZEISS Model: GageMax 7/5/5 Navigator Serial number: 156521 Year of manufacture: 2011 Measuring range X/Y/Z: 750 × 500 × 500 mm Maximum workpiece weight: 250 kg Probe system: ZEISS VAST XT Multi-probe changer included Computer equipment included Kdjdpfoz Ebzbjx Akpsu Last documented calibration: 02/2025 The machine is in used condition. A current functional test was carried out by ZEISS. An on-site inspection is possible by arrangement and is expressly welcome. The machine is preferably sold for collection. Loading and transport can be arranged by agreement. Scope of delivery as shown in the images. Subject to prior sale.

Condition: good (used), Year of construction: 2007, 2nd unit MORA-GEMODEK Type: MICROSPEED 10 Year 2007 Measuring machine control cabinet with remote control. Kedpfxsr Igwne Akpsdu

Condition: used, Year of construction: 2009, functionality: unexamined, machine/vehicle number: 1-1028-09, measuring range X-axis: 400 mm, measuring range Y-axis: 400 mm, measuring range Z-axis: 200 mm, workpiece weight (max.): 30 kg, total height: 1,663 mm, total width: 910 mm, total length: 1,232 mm, overall weight: 30 kg, Equipment: documentation/manual, We are offering this used Mahr / Hexagon Optiv Performance MS 442 coordinate measuring machine, year of manufacture 2009. The machine was factory overhauled in 2023, purchased by us, and has seen minimal use since then. Serial number: 1-1028-09 Measuring range: 400x400x200mm Dimensions: 910x1232x1663 Weight: 940kg Maximum workpiece weight on the glass plate: 30kg Includes camera with 2-stage zoom Includes measuring laser Includes LED ring light Accuracy: Length measurement deviation: according to VDI/VDE 2617-6.1 MPEE1: 1.4µm+L/200mm MPEE2: 1.5µm+L/150mm Includes 19" CNC real-time controller based on Windows 10 (32-bit) upgrade kit Kdodpfx Asyf N Iyekpju Includes Renishaw PI200 probe interface Includes Renishaw TP200 probe body Includes Renishaw probe holder Includes various probes & heads Includes OptiChek3D software If you have any questions or need further information, please feel free to send us a message.

Condition: ready for operation (used), Year of construction: 2012, A Mitutoyo coordinate measuring machine overhauled in 2023 is available. Measuring dimensions X/Y/Z: 705mm/1005mm/605mm, max. workpiece height: 800mm, table dimensions X/Y: 880mm/1720mm, max. table load: 1000kg, resolution: 0.1µm, traverse speed: 520mm/s, measuring speed: 8mm/s. Machine dimensions X/Y/Z: approx. 1500mm/2000mm/2750mm, weight: approx. 2000kg, control: GEOPAK and CAT 1000 PS. Including various probe trees. Documentation available. On-site inspection is possible. Kedpsx Ih A Njfx Akpodu

Condition: used, Year of construction: 2004, Mitutoyo CRYSTA-Apex C7106 – used CNC coordinate measuring machine with a gantry design, professionally inspected and fully functional. The proven C-series from Mitutoyo stands for measurement stability on a granite base – ideal for precise 3D measuring tasks in the metrology lab. Technical data: - Measuring range: 700 x 1000 x 600 mm - Control system: UC-200H Kjdpfoz Tffnox Akpsdu - Software: MCOSMOS-1 V4 - Probe system: Renishaw PH10M Equipment & accessories: - Renishaw PH10M rotary/tilting head - Renishaw TP200 probe system - Renishaw HCU1 hand control unit - Mitutoyo calibration certificate 08/2026 (WK-2060334-26) Included in the scope of supply: - Coordinate measuring machine CRYSTA-Apex C7106 - Renishaw PH10M rotary/tilting head - Renishaw TP200 probe system - Renishaw HCU1 hand control unit - Computer system with MCOSMOS-1 V4 - Mitutoyo calibration certificate 08/2026 Not included in the scope of supply: - Automatic probe changer / probe changing rack Condition: used, inspected – fully functional. Year of manufacture: 2004. Procedure: Inspection by appointment. Disassembly and loading will be carried out by us, transport on request. Location: Leonberg, Germany. Kneissl Messtechnik GmbH – your specialist for coordinate measuring technology with an accredited DAkkS calibration service. Installation, training, and instruction are optional.

Year of construction: 2013, condition: ready for operation (used), Portable 7-axis coordinate measuring system ROMER Infinite 1.0 SC 5028SC. Measuring range diameter: 2800mm, point repeatability: approx. +/-0.045mm - 0.050mm, volumetric length measurement uncertainty: approx. +/-0.064mm - 0.075mm, wireless communication: Wi-Fi 802.11b/g, battery operation, software base: WinRDS driver compatible with measurement software solutions PolyWorks, PC-DMIS, PowerInspect, Metrolog. Including integrated balancer, transport case, probe set 6mm, 15mm, tip, mounting plate with 3 magnets, calibration bar with calibration certificate. Inspection by appointment possible. Ksdpfjyk Hcrex Akpedu

Condition: not inspected (used), Year of construction: 2011, functionality: fully functional, travel distance X-axis: 500 mm, travel distance Y-axis: 650 mm, travel distance Z-axis: 400 mm, table width: 730 mm, table length: 1,170 mm, No reserve price – guaranteed sale to the highest bidder! Bidding obligates timely collection between 04.05.26 and 07.05.26. TECHNICAL DETAILS X-axis travel: 500 mm Y-axis travel: 650 mm Z-axis travel: 400 mm Table dimensions (L x W x H): 1,170 x 730 x 160 mm MACHINE DETAILS Dimensions & Weight Dimensions (L x W x H): 1,700 mm x 1,100 mm x 2,300 mm Machine weight: 900 kg Kdedpfx Aksyr H Drspeu EQUIPMENT Granite inspection plate Manual control Documentation and CDs External reference: Lot 9

Condition: used, functionality: fully functional, measuring range X-axis: 400 mm, measuring range Y-axis: 200 mm, measuring range Z-axis: 250 mm, workpiece weight (max.): 40 kg, VideoCheck S 400x200 3D CNC Year of manufacture: 2014 Measuring range: X = up to 400 mm Y = up to 200 mm Z = up to 250 mm Installation area: Depth: 770 mm Width: 778 mm + 400 mm travel Height: 1673 mm + 200 mm travel Measuring device weight: up to 480 kg Kdsdsxbifpjpfx Akpou Max. workpiece weight: mmax = 40 kg

Condition: used, functionality: unexamined, input voltage: 220 V, Used Leitz Wetzlar Measuring microscope setup (UWM) with external XY readout and power supply for lighting. Kdodswm Hqcopfx Akpeu Manufacturer: Ernst Leitz GMBH Wetzlar Movement possibility on X and Y axis, and adjustable in height. Camera can be added on top for making recordings. Digital readout X and Y axis by means of Sony Magnescale LH31A-2

Condition: new, Year of construction: 2024, functionality: fully functional, Baty Venture Plus XT - High-precision multi-sensor measuring system for very large workpieces The Baty Venture Plus XT is a sophisticated multi-sensor measuring system specially developed for the inspection of very large and complex workpieces. It offers outstanding precision and flexibility for companies that need to perform demanding quality checks. The robust design, combined with state-of-the-art CNC control and Fusion 3D software, enables automated and repeatable measurements on a large scale. Available models: VP-80100-CNC-XT With a measuring range of 800 mm x 1000 mm x 460 mm, this model offers the perfect solution for large workpieces. The combination of optical and tactile measurements enables precise data acquisition. The model is ideal for applications where medium to large components need to be measured efficiently and accurately. VP-80160-CNC-XT Kdedpsuyh Tksfx Akpsu This variant has an extended measuring range of 800 mm x 1600 mm x 460 mm, making it ideal for longer and more complex workpieces. With the integrated 6.5:1 zoom optics and programmable LED lighting, this model offers high flexibility for the precise inspection of workpieces of different sizes. VP-100120-CNC-XT This model has a measuring range of 1000 mm x 1200 mm x 750 mm and is perfect for very large workpieces. The sturdy aluminum construction and the air bearing axes ensure maximum accuracy, even with heavier workpieces. The fully automatic CNC control and the user-friendly Fusion 3D software make it quick and easy to create inspection programs. VP-100200-CNC-XT With an impressive measuring range of 1000 mm x 2000 mm x 750 mm, this is the largest variant of the Venture Plus XT available. This model is designed for the inspection of extremely large components and offers maximum precision and flexibility. Thanks to the Fusion 3D software, CAD import/export and DXF overlays can also be used with this variant to perform complex measurements. Common functions: Multi-sensor technology: Combination of non-contact optical measurements and tactile measurements for comprehensive data acquisition and maximum precision. CNC control: Enables the creation of fully automated programs for repeatable and time-saving inspections. Fusion 3D software: Supports CAD import/export, DXF overlays and the creation of detailed reports with statistical process control (SPC). Programmable LED illumination: Provides optimal illumination of the workpiece to improve edge detection and measurement accuracy. Zoom optics: 6.5:1 zoom optics, optionally expandable to 12:1, offers maximum flexibility for different measuring requirements. The Baty Venture Plus XT is the ideal solution for companies that require a flexible and precise inspection solution for large to very large workpieces. It offers the necessary precision and efficiency to meet even the most demanding production requirements

Condition: new, Year of construction: 2024, functionality: fully functional, Baty Venture XT - Precise multi-sensor measuring system The Baty Venture XT is a sophisticated vision measurement system designed for a wide range of measurement requirements. It is available in three different versions, each covering specific applications: Ksdouyh R Nopfx Akpsdu Venture XT VI-2510-MAN (Manual) This manual version is ideal for operators who prefer the flexibility of direct control. With a large measuring range of 250 mm x 100 mm, the manual version offers precise optical measurements and is ideal for inspecting small and medium-sized workpieces. The device is controlled via a joystick and offers simple operation, while the Fusion 3D software captures data accurately and reliably. Venture XT VI-2510-CNC (CNC) This CNC variant offers fully automated measuring processes for repetitive and precise series measurements. With a measuring range of 250 mm x 100 mm, it is ideal for companies that carry out frequent measurements in production environments. The combination of optical and tactile measuring methods ensures comprehensive data acquisition. The Fusion 3D software makes it easy to create and save programs to make the inspection process more efficient. Venture XT VI-3030-CNC-XT (Advanced CNC) The extended CNC version offers even more flexibility with a larger measuring range of 300 mm x 300 mm x 200 mm and additional functions. This model is particularly suitable for complex and large workpieces that require high-precision inspection. The zoom optics (6.5:1) are fully programmable and allow flexible adaptation to different measuring requirements. The Fusion 3D software can be used to automatically generate complex programs that include both optical and tactile measurements. Common features of all models: Optical and tactile measurement methods: each Venture XT system combines non-contact camera-based measurements with tactile measurements via a touch probe. Fusion 3D software: All variants use the powerful Fusion 3D software, which supports CAD import/export, SPC analysis and DXF overlays. Programmable LED lighting: Available for all variants to ensure optimum illumination of the measurement objects. The Venture XT is the ideal solution for companies looking for a flexible and precise measurement solution, whether for manual, motorized or fully automated processes

Condition: new, Year of construction: 2024, functionality: fully functional, Baty Venture Plus - Precise multi-sensor measuring system for large workpieces Kjdpfx Akouyh Stjpodu The Baty Venture Plus is an advanced vision measurement system developed for the precise inspection of large workpieces. It combines non-contact optical and tactile measuring methods and offers a high degree of flexibility for various inspection tasks. With a generous measuring range, it is ideal for companies that require a precise and efficient measuring solution. Available variants: VP-6460-CNC This variant has a measuring range of 640 mm x 600 mm x 250 mm and offers the perfect solution for medium-sized workpieces. The CNC-controlled system enables fully automatic measuring processes, which significantly increases efficiency when inspecting repeated workpieces. By combining optical edge detection and a tactile measuring head, the VP-6460-CNC offers maximum precision. VP-6490-CNC With an extended measuring range of 640 mm x 900 mm x 250 mm, the VP-6490-CNC is ideal for larger workpieces. This variant offers the same advanced functions as the VP-6460-CNC, but with an extended measuring area. The programmable 6.5:1 zoom optics and segmented LED illumination allow flexible adjustment of magnification and illumination to ensure optimum measuring accuracy. Common functions: Multi-sensor technology: combines optical measurements with a tactile probe sensor to perform both 2D and 3D measurements. CNC control: Both variants enable fully automated measurements that can be programmed directly via the user-friendly Fusion 3D software. Fusion 3D software: Enables the import and export of CAD data, DXF overlays and the creation of complete reports, including statistical process control (SPC). Programmable LED lighting: Segmented lighting ensures optimum illumination of the workpiece, improving edge detection and measurement accuracy. Zoom optics: 6.5:1 zoom optics, optionally upgradeable to 12:1, offer a high degree of flexibility for various measuring tasks. Advantages: High flexibility: Ideal for large and complex workpieces thanks to the large measuring range and the ability to perform both tactile and optical measurements. Automation: The CNC control and Fusion 3D software allow measurement programs to be created and executed multiple times, increasing efficiency. Precision: Thanks to the multi-sensor technology and robust design, the system delivers precise and repeatable results, even with challenging workpieces. The Baty Venture Plus is the ideal choice for companies looking for a precise and flexible solution for measuring large workpieces while benefiting from automation

Condition: excellent (used), Manufacturer: DEA Type: DEA record 2305 Year of manufacture: Control / measuring software: TUTOR for Windows Table surface: 3,050 x 1,600 mm Column gap: 1,680 mm Distance plate – bridge: 1,200 mm Distance plate – probe: 850 mm Travel paths x – y: mm Condition: very good Kdsdpfxowv Tvwo Akpou Weight: Dimensions: 4,300 x 2,350 x 3,000 + 1,000 mm

Condition: ready for operation (used), Year of construction: 2020, An optical CNC 3D coordinate measuring machine Keyence is available. Display resolution: 0.1µm, repeatability: 2µm, measurement accuracy: +/-10µm, low magnification: 300mm/200mm, high magnification: 70mm/50mm, max. load capacity: 20kg, weight: approx. 30kg. Documentation available. An on-site inspection is possible. Kdsdpjy Hk Tbefx Akpou

Condition: like new (used), Year of construction: 2022, functionality: fully functional, measuring range X-axis: 300 mm, measuring range Y-axis: 200 mm, measuring range Z-axis: 200 mm, Equipment: type plate available, Including control panel, control PC, and software as shown in the pictures. EXW – self-collection on site. The purchasing company must sign a sales contract and disclose/confirm its beneficial owners. Furthermore, the signatory must complete a Postident identification. Kdedpfx Aksyam S Sjpsu