Supply of ASME III Nuclear-Grade Piping Materials
Itumeleng Mathibe
In plain English
Necsa is procuring ASME SA-234, Grade WPB, NPS 6, Schedule 80 End Caps for pressure applications. No specific bidder eligibility requirements are stated.
Always check the official documentDescription
This tender is issued by Necsa for the supply of nuclear-grade piping materials, specifically one 1500mm length of DN 150 NPS 6” Schedule 160 SA 106B seamless pipe and two DN 150 NPS 6” Schedule 80 SA 234 Grade WPB end caps. The work involves providing materials that meet strict ASME Section III, Division 1, Subsection NB standards for pressure-retaining applications. Suppliers must perform rigorous testing, including chemical analysis, ultrasonic, tensile, and hardness testing. All items must be delivered in a single consignment with full traceability, including original mill certificates and certified material test reports. The quotation must remain valid for 90 days from the closing date of 21 August 2026. All pricing must be fixed, inclusive of taxes, freight, and insurance. The project will be evaluated based on a functionality scorecard and the 80/20 preference point system.
What you need to qualify
- Tax clearance — A valid SARS tax compliance status (PIN) showing your tax affairs are in order.
- B-BBEE certificate — A B-BBEE certificate or sworn affidavit confirming your contribution level.
- Letter of Good Standing — COID registration and a Letter of Good Standing from the Compensation Fund.
- Other registration — An industry registration the tender requires (e.g. PSIRA, NHBRC, a professional or trade licence).
Full requirements
- Valid Tax Clearance Certificate (Tax pin)
- B-BBEE Certificate or EME sworn affidavit
- Valid Letter of Good Standing (COID)
- Quality System meeting NCA-3300 and NCA-4200 requirements
- Compliance with ASME NQA-1 (2022) Quality Assurance standards
- Proof of ability to provide Material Certification per NCA-1224 and 1225.1
Contact & how to apply
Name: Itumeleng Mathibe
Email: itumeleng.mathibe@ntp.co.za
Phone: 012-305-5163
How to apply: Interested bidders must submit their quotations via email to Itumeleng.Mathibe@ntp.co.za before 12:00 on 21 August 2026.
Related tenders
ISO 9001 Certification Services for Necsa.
The South African Nuclear Energy Corporation Limited (Necsa) is seeking quotations for ISO 9001 Certification services to ensure compliance with international quality management standards. Proposals must be submitted by 17:00 on 21 August 2026, with pricing that is fixed, firm, and inclusive of all taxes, insurance, and necessary disbursements. The evaluation will use the 80/20 preference point system, focusing on price and technical functionality. Bidders must demonstrate technical capability to qualify. Queries should be directed in writing to the designated contact person.
Advisory for NLS Moly Production Quality Control Facility.
The South African Nuclear Energy Corporation (NECSA) seeks advisory services for planning a new NLS Moly production quality control facility compliant with SAHPRA. The project includes site visits, pharmacopeia planning meetings, and support for laboratory instrumentation installation. Key personnel must have over 10 years of experience with radionuclides and instrument installations in ISO 17025, 9001, and GLP-compliant labs. The project aims for completion within one to two months, with fixed pricing inclusive of taxes and delivery. Submissions close on 21 August 2026 at 16h30.
Engineering Services for Radioiodine API Facility Modification.
The South African Nuclear Energy Corporation (NECSA) seeks bids for professional engineering services to modify Building P1900 into a Radioiodine Active Pharmaceutical Ingredient (API) facility at the NECSA Complex, Pelindaba, North-West Province. The project involves design, project management, and validation across six stages, excluding the hot cell production line, and must comply with cGMP, SAHPRA, and ISO 14644 standards. Submissions close on 16 September 2026 at 11:00 am, with a non-compulsory site meeting on 26 August 2026. Bidders must demonstrate experience in cGMP facility design and management.
Supply and Delivery of Steel Pipes and Fittings.
Johannesburg Water invites bids for the supply, delivery, and offloading of fabricated steel pipes and fittings on an 'as and when' required basis for a period of 36 months. The work will take place in Johannesburg, and all tenders require attendance at a compulsory briefing session. Bids must be submitted to the Supply Chain Management Unit at Turbine Hall, Newtown, by the closing dates in September 2026.
Supply and Welding of Piping at Matla Power Station.
This tender involves the supply, delivery, and welding of plastic (HDPE) and steel piping at Matla Power Station over a 5-year term. Issued by Eskom Holdings SOC Ltd, it includes installation, repair, pressure testing, and submission of welding specifications and quality control plans. The contractor must ensure skills development for safety officers and welders, adhere to a 100% local content threshold for materials, and comply with NEC3 contract conditions, with a 2% retention fee for SDL&I obligations.
Supply and delivery of boiler pneumatic cylinder spares.
Eskom Holdings SOC Ltd invites tenders for a 5-year contract to supply and deliver boiler pneumatic cylinder spares at Kendal Power Station on an 'as and when required' basis. Deliverables include burner tilt cylinders, windbox dampers, and pneumatic positioners, adhering to OEM specifications and safety protocols. The contract follows the NEC3 Supply Contract framework.