Circular Die Bohrcraft 4203, HSS-G, BSP (G), DIN EN 24231, Form B

Circular Die Bohrcraft 4203, HSS-G, BSP (G), DIN EN 24231, Form B is designed for precise thread cutting on Whitworth pipe threads. The focus keyword highlights its compliance with DIN EN 24231 and DIN ISO 228/1, making it suitable for technical requirements in pipework and mechanical engineering. This circular die is made from ground high-speed steel (HSS-G), supporting consistent sharpness and dimensional accuracy when threading materials with tensile strength up to 800 N/mm² (22.5 HRC).

The Form B design, which is preslotted and closed, provides stable and controlled operation during use. Available in a wide range of BSP/G thread sizes, it meets the needs of various industrial, maintenance, and installation tasks where British Standard Pipe threads are specified.

With clear technical specifications, the Bohrcraft 4203 Circular Die is suitable for workshops, production lines, and maintenance teams handling pipework in water, pneumatic, or oil systems. Its construction and standards compliance help users select the correct die for safe and effective threading.

Bohrcraft 4203 Circular Die, HSS-G, BSP (G), DIN EN 24231, Form B

Technical Construction and Features

This section details the technical aspects of the Bohrcraft 4203 Circular Die. Manufactured from HSS-G, it is intended for cutting BSP/G (Whitworth) pipe threads on materials with tensile strength up to 800 N/mm². The Form B configuration ensures the die is preslotted and closed for reliable performance and chip evacuation.

• Material: High-speed steel, ground (HSS-G)
• Thread type: BSP/G (Whitworth pipe thread)
• Form: B (preslotted, closed)
• Standards: DIN EN 24231, DIN ISO 228/1
• For materials up to 800 N/mm² (22.5 HRC)
• Available in multiple BSP/G sizes

The die’s technical design supports accurate thread formation and extended tool life in machinable materials. Its adherence to international standards ensures compatibility with common pipework specifications.

Dimensional Range and Sizing

The Bohrcraft 4203 Circular Die is available in a variety of BSP/G thread sizes to accommodate different pipe diameters and applications. Each size is manufactured to precise tolerances, supporting consistent thread quality across the range.

• Thread sizes: G 1/8" x 28, G 1/4" x 19, G 3/8" x 19, G 1/2" x 14, G 5/8" x 14, G 3/4" x 14, G 1" x 11, G 1 1/4" x 11, G 1 1/2" x 11, G 2" x 11
• Die diameters and thicknesses vary by size
• Each die is marked with its corresponding part number

This range allows users to select the appropriate die for their specific BSP/G threading requirements, ensuring compatibility with standard pipe fittings and connections.

Common Applications

Bohrcraft 4203 Circular Dies are commonly used in mechanical workshops, manufacturing plants, and maintenance departments. Typical applications include threading pipes for water, air, and oil systems, as well as general-purpose engineering tasks where BSP/G threads are required.

• Pipework installation and repair
• Maintenance of water and pneumatic systems
• Production of threaded pipe fittings
• Technical service and field repairs

The die’s compatibility with machinable materials and its adherence to BSP/G standards make it suitable for a wide range of industrial and technical environments.

Catalog Technical Content

For general use in good machinable materials up to 800 N/mm² (22.5 HRC) tensile strength. Designed for cutting Whitworth pipe threads according to DIN ISO 228/1. Form B is preslotted and closed. The product is available in multiple BSP/G sizes, each with defined outer diameter, bolt diameter, thickness, and part number as specified in the catalog table.

Technical data and sizing are provided to assist users in selecting the correct die for their pipe threading needs. Always refer to the catalog for detailed measurements and ordering information.