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Die M145X2 HSS DIN 22 568 Cztool
Net price: €434.21
Description
Technical data for the M145x2 die
| Technical data | |
|---|---|
| Thread size D1 | M145x2 |
| Thread Pitch P | 2 mm |
| Outside Diameter D2 | 200 |
| Thickness H1 | 22 |
| Number of Chip Holes | 9 |
| Required Shaft Diameter | 144.85 mm |

Die M145x2 HSS DIN 22 568 – a tool for the very largest industrial structures
The M145x2 die is an exceptionally specialized round tool made of high-speed steel (HSS) with a hardness of 64 HRC, designed to cut external metric threads with an extreme diameter of 145 mm and a pitch of 2 mm. The 145 mm diameter is among the very largest die sizes, used exclusively in the largest industrial structures — power generation turbines with the highest output, supercarrier drive shafts, and structural foundations with dimensions exceeding all typical standards. Compliance with DIN 22 568 and a tolerance of 6g ensure correct mating with 6H nuts. This tool is intended exclusively for the most specialized, top-tier industrial workshops handling critical structures of extreme dimensions.
Key advantages of the extremely large M145x2 die
- Diameter of 145 mm for the very largest structures – one of the very largest sizes makes the tool suitable for the largest nuclear power plant turbines, supercarrier drive shafts, and bridge structures with extreme spans
- Standard pitch of 2 mm – a conventional pitch providing adequate mechanical strength while still allowing threads to be cut despite the tool's extreme dimensions
- HSS steel hardness of 64 HRC – ensures long service life when cutting threads at the very largest diameter in structural steels up to 800 MPa
- Tolerance class 6g according to ISO – a medium accuracy grade with controlled clearance ensures proper fit at extreme dimensions
- Solid round construction – one-piece construction eliminates errors and provides the maximum possible rigidity when threading the very largest diameters
The M145x2 die is a tool for the most specialized, top-tier industrial workshops handling the very largest safety-critical structures. It is used exclusively in nuclear and high-end power generation, the heaviest shipbuilding applications (supercarrier drive shafts), bridge structures with extreme spans, and the largest petrochemical installations. Due to the extreme dimensions, threading requires a professional mechanical drive of the heaviest industrial class, top-tier specialist industrial holders with maximum rigidity, an automatic high-pressure lubrication system, and a full certified team of operators with the highest qualifications and many years of experience with extreme structures.
Frequently asked questions
Prepare a bar (diameter 144.5-144.6 mm) with a carefully machined chamfer produced on a lathe. A professional mechanical drive of the heaviest industrial class, with precise real-time control of all parameters and safety systems, is absolutely mandatory. Operate the die in a cycle: two turns forward, one reverse movement of half a turn. The process requires a full team of at least 3 operators supervised by a certified team leader experienced in extreme structures.
At the extreme diameter of 145 mm, a top-tier professional high-pressure automatic lubrication system is absolutely mandatory, with full real-time control of lubricant flow, temperature, pressure, and quality, using only the highest-quality threading oils for the heaviest applications with specific viscosity characteristics. Manual lubrication is completely impossible, unacceptable, and dangerous given the required frequency and enormous quantity of lubricant.
At the extreme diameter of 145 mm, any problems are extremely serious, dangerous, and costly. Immediately stop all systems at the slightest increase in resistance in accordance with the safety protocol, and withdraw in reverse under full automatic control and team supervision. Check absolutely all parameters (diameter with a tolerance of ±0.05 mm measured at multiple points, perpendicularity with angular precision, lubrication, and rigidity of the entire setup). Resume only after full verification and approval by a certified team of engineers with many years of experience in extreme structures of the largest dimensions.
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Shipping
All orders are delivered by courier company GLS. For orders exceeding 369 PLN gross shipping is FREE
| Courier GLS | Przelew24 / Prepayment | 14,76 zł gross | Delivery time 1 working day |
| Courier GLS | Cash on delivery | 17,26 zł gross | Lead time 1 working day |
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