The work of preparing International Standards is normally carried out through ISO technical committees. Our specialization is in Hot Dip Galvanizing Washers and Sheet Metal Components. ISO 7989 : 1988 (El Foreword ISO (the International Organization for Standardization) is a worldwide federation of national Standards bodies (ISO member bodies). We have Forming and Bending Presses, Surface Grinding and Automated Welding Facility. GDPA's Sheet Metal and Fabrication division is equipped with CAD/CAM station, CNC Wire Cut / EDM machine for tool making and automated cutting / profiling and multi-spindle drilling machines. GDPA also manufactures CNC machined - and other Punched / Profiled and fabricated washers parts. Specifications : DIN 434 - Square Bevel Washer: 8 Specifications : DIN 435 - Square Bevel Washer: 14 Specifications : DIN 436 - Square Washer Specifications : DIN 463 - Tab Washers With Long And Short Tab Specifications : DIN 988 - Shim Washers Specifications : DIN 1052 Plain Washer Specifications : DIN. We also cater to small volume precision washers to specialised drawings and specifications, requiring close tolerances, precise internal and external diameters & thicknesses. GDPA’s Washer section delivers high volume standard parts to all the relevant International standards DIN, ISO, BS, AS, ANSI, NEN and JIS. The list of BSI Standards includes BS standards of UK origin, BS EN standards published by CEN/CENELEC and BS ISO and BS IEC. The BSI list of standards contains over 50 000 standards and publications. We have precision mechanical, pneumatic, knuckle joint presses capable of delivering standard punched parts & also precision profiled parts to customer specification. BSI Group is the first world’s and national standards body and a leading global standards maker. DIN 125, DIN 126, DIN 433, DIN 6916, DIN 7349, DIN 7989, DIN 9021, DIN 440 Form R, DIN 440 Form V. GDPA Fasteners has a fully equipped division making Washers and Sheet Metal Components. GDPA Fasteners has a fully equipped division making Washers & Sheet Metal Components Materials MaterialsĬRC, HRC, Alloy Steels and Spring Steels (as per application) Hardness Range 100Hv to 300Hv