Simplex Castings Ltd. prides itself on being a leader in quality castings, having achieved ISO 9001 certification from BSI. The company has developed comprehensive quality control procedures, reflecting our corporate commitment to exceeding customer expectations.

To achieve this goal, we employ world-class manufacturing techniques alongside a stringent quality monitoring system. Emphasis on quality is maintained throughout—from order entry to shipping, extending to customer service follow-up. Detailed production procedures have been developed for each operation, with numerous process controls in place. Annual investments are made to enhance our casting process capabilities, recognising that standards evolve and continuous improvement is essential.

We engage third-party inspection agencies as required, including LLOYDS, PDIL, SGS, RAQW, MECON, TPL, QUEST, MORGAN, and BUREAU VERITAS.

Declared Quality Policy


"We at Simplex Castings Ltd. are committed to marketing, manufacturing, and supplying grey iron, ductile iron, steel, and alloy steel castings and fabrications in unmachined, machined, and assembled conditions that meet our customers' requirements. Our employees are made aware of customer and other relevant requirements; they are sufficiently empowered and trained to fulfil their obligations in meeting these requirements. We are committed to continual improvement. Our quality objectives are established in line with our policy; we review our policy for its continued suitability and update it as necessary.

Quality Assurance Plans


To produce castings of superior quality, we place great emphasis not only on the finished product but also on the materials used in manufacturing. As per policy, Simplex Castings Ltd. conducts high-precision quality control procedures to check raw materials, mixed sand, moulds, core making, liquid metal, and the final product. Radiography tests are performed whenever requested by the customer. A cross-functional team comprising members from Quality, Development, and Production continuously monitors adherence to the Quality Assurance Plan.