CROMWELL SwissTech. THE REF ENGINEERS POCKET BOOK V6WIRO

 

Cod comanda: SWT8497448P

 

Descriere produs:

For designers, toolmakers & Engineers. Now with 38 pages of engineering data. Each page coated with a gloss lamination to protect against the dirt and grease encountered in workshop conditions. Contents: • Basic forms of heat treatment - Colour charts for tempering and for hardening & forging. • Material groups - Colour coded machineability chart and hardness listing. • Tensile strength and hardness - Shore hardness and equivalent tensile strengths and conversions included. • Lubricant selection - Colour coded materials chart and dilution guidelines. • Hole and shaft tolerances - H7-e8 tolerances for counterbores included. • Metric screw and hole sizes • Thread notation - Explains terminology used to define thread characteristics. • Standard thread forms - Sequenced logically, tapping and clearance sizes integrated into single chart and colour highlighted for quick reference. Includes special metric pitches & NPT, distinctions made between 'Rp' and 'G' series BSP. ISO 529 pitch form diagrams shown. Now also lists tapping and clearance drill sizes for fluteless tap. • Dimensions of common shank types - Now includes screwed shank, Weldon, DIN Taper, BT Taper, ISO Taper in addition to Morse taper shank details. • Standards for engineering drawings - Comprehensive listing including contemporary listings and illustrations. • Abbreviations used in engineering drawings • Common CNC codes - Comprehensive listing including contemporary listings. • Axis nomenclature for machine tools - Newly added page explaining the use of letter addresses to define directional motion. • Trigonometry formulae - Colour coded CAD produced illustrations for quick reference. • Sines and Cosines - Calculated to six decimal places with colour coded axes for quick reference. • Tangents and Cotangents - Calculated to six decimal places with colour coded axes for quick reference. • Co-ordinates for equally pitched holes - Clear and easy to read CAD produced diagrams. • Bending allowances for malleable materials - Listed as metric radius and thickness with nearest equivalent SWG given for guidance. Clear and easy to read CAD produced diagrams. • Cutting speed calculator - Gives required RPM for known cutter diameters and cutting speeds. • Standard drill size conversions - No & letter sizes integrated into a single chart, standard sizes are highlighted in bold text, size range extended from 25.25mm up to 32.50mm. All inch-fractional sizes converted to mm equivalent as well as inch-decimal and Morse Taper shank sizes are indicated against drill diameter ranges. • Abbreviations and formulae - Definitions of standard meanings with specific attention given to turning, milling and drilling. Comprehensive list of commonly used abbreviations. • Weight and measure systems, useful conversions and constants - A comprehensive listing of contemporary and old systems, along with the necessary conversion formulae.

 

Dimensiuni ambalaj:
Lungime mm: 18
Latime mm: 9
Inaltime mm: 1
Greutate g: 62

 

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