Bolts & Washers
Maphanga Investments supplies a huge range of industrial fasteners using all methods which are perfected by our machining division. All materials are acquired from a number of specialized suppliers with the experience and expertise for highest quality standards. These process in monitored our in-house Quality Assurance department through all the different production processes, including but not limited to Heat Treatment and Plating. The mechanical and dimensional testing is done using the latest Tensile Testing and product authentication methods. All our products are manufactured to meet local and international standards as per client requirements, certificates are supplied on request.
1. Commercial Bolts & Nuts
Hexagon Bolts with Nuts (XOX) DIN 601 555/ ISO 4016 & 4034 / SABS 135
Hexagon Head Set Screw (Full Thread Bolts) DIN 558
Cup Square (Carriage Bolts) Bolts with Nuts DIN 603 / 555 SABS 1143
Countersunk Flat NIB Bolts with Nuts DIN 604 / 555 SABS 1143
Countersunk Square Neck Bolts (Plough Bolts) DIN 605 / 555 SABS 1355
Hexagon Nuts DIN 555
2. High Tensile Bolts & Nuts
Hexagon Head Bolts DIN 931 / ISO 4014 / SABS 136
Hexagon Head Set Screws (Full Thread Bolts) DIN 933 / ISO 4017 / SABS 136
Friction Grip Bolts DIN 6914 / SABS 1282
Friction Grip Nuts DIN 6915 / SABS 1282
Hexagon Socket Head Cap Screws DIN 912 EN ISO 4762
Hexagon Socket Countersunk Head Screws DIN 7991 & ISO 10642
Hexagon Full Nuts DIN 934 / ISO 4032
3. Washers
Black Cut Plain Flat Washers DIN 126
Square Medium Spring Washers Single Coil DIN 7980
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