Superlok Certifications & Approvals
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Canadian Registration Number
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The American Society of Mechanical Engineers
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ISO Registration
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Det Norske Veritas
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ABS
Certificate of Design Assessment
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Bureau Veritas
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Nippon Kaiji Kyokai
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ECE R 110 Certifications
CNG/NGV
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EC-79 Certifications
Hydrogen-Powered Vehicles
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Lloyd's Register Type Approval Certificate
Issued to BMT Co Ltd for double ferrule type and bite type compression tube fittings for stainless pipes under the Lloyd's Register Type Approval System. Certificate No. LR21251337TA-02
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ISO 45001
ISO 45001 ensures BMT maintains a safe and controlled work environment, supporting reliable manufacturing and consistent product quality for SUPERLOK fittings.
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ISO 14001
ISO 14001 confirms BMT’s commitment to environmentally responsible manufacturing through structured processes that reduce impact and improve sustainability.
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ISO 50001
ISO 50001 demonstrates BMT’s focus on energy efficiency, optimizing manufacturing operations to reduce consumption while maintaining high performance standards.

BMT Superlok
BMT Superlok is a certified manufacturer of instrumentation products recognized by the world’s major accreditation boards. State of the art CNC machinery is used to manufacture our high-quality instrumentation fittings. The research and development department ensures Superlok remains at the forefront of the latest technological advances in the instrumentation industry.

High Precision Design
BMT Superlok products are manufactured using strict material management techniques. High precision design ensures leak free connections under shock, impact and high tension. Superior inner surface finish ensures smooth fluid flow and prevents particle entrapment.Compliance with NACE MR0175/ISO 15156-3 for Sour Gas Service.BMT fittings are appropriate in Sour Gas applications (H2S) in accordance with NACE MR0175/ISO 15156-3, Table A.4 – Environmental and materials limits for austenitic stainless steels used in special components for surface applications such as instrument tubing and associated compression fittings, control-line tubing and screen devices.BMT standard double ferrule and single ferrule compression fittings, manufactured from 316 (UNS S31600) stainless steel may be used in accordance with NACE MR0175/ISO 15156-3 per Table A.4.

Heat Code Traceability
BMT HCT (Heat Code Traceability) is unique, offering not only the raw material information but also detailed process information. Each and every component, including tube fitting ferrules, is marked with a unique traceable identification code. Material certification is available at no additional cost.

Fully Interchangeable
BMT tube fittings are fully interchangeable with other leading brands including Swagelok and Parker A-Lok/CPI. Test verification certificates are available upon request. Some of our main certificates can be found below.