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Superlok Certifications & Approvals

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

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.

Heat Code Traceability

Superlok 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

Superlok 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.

The American Society of Mechanical Engineers

Certificate of Authorization(N)
Certificate of Authorization(NPT)
Certificate of Accreditation(NS)

American Petroleum Institute

Certificate of Authority

Energy American Petroleum Institute

Certificate of Registration


ABSA Certificate of Authorization Ball Valve
ABSA Certificate of Authorization Needle Valve
ABSA Certificate of Authorization Pipe Fittings
ABSA Certificate of Authorization Tube Fittings

Det Norske Veritas

Type Approval Certificate 1
Type Approval Certificate 2
Type Approval Certificate 3


Kepic Certificate


Certificate of Registration 1
Certificate of Registration 2

TUV Nord

TUV-Nord CNG Certification Ball Valve
TUV-Nord CNG Certification Check Valve
TUV-Nord CNG Certification Trunnion Ball Valve

Lloyds Register

Type Approval Certificate
Marine Design Appraisal Document

Germanischer Lloyd

GL Type Approval Certificate


Certificate of Design Assessment 1
Certificate of Design Assessment 2
Certificate of Design Assessment 3


CRN Certifications

Iso Registration

ISO 9000 Certificate of Registration
HSB Environmental System Certificate
HSB Certificate of Registration

Bureau Veritas

Type Approval Certificate

Nippon Kaiji Kyokai

Type Approval Certificate

Quality Assurance

Superlok strives to achieve customer satisfaction based on a perfect quality management process and quality management policy.

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