Hy-Lok USA, Inc. is proud to offer a wide range of high-quality valve and fitting solutions at competitive prices.

We take great pride in providing our customers with premium valve and fittings, tailored to their precise requirements. Our variety of certifications illustrate our commitment to our customers and our ability to successfully provide high quality, durable and reliable products.

Hy-Lok’s industry certifications include ISO 9001, BSI Occupational Health and Safety Management, a number of fire safety certifications, natural gas vehicles (NGV) and hydrogen approvals, among many others.

Hy-Lok Certifications

To download certificates listed on this page, click here.

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Fire Safety Test Conditions

Cryogenic Ball Valve


Cryogenic Ball Valve

ANSI/ASME B16.34, API 607, ISO 10497

Cryogenic Ball Valve

BS6755, BS5146

Cryogenic Needle Valve

BS6755, BS5146

Shipping Class Type Approval Certifications

ABS (American Bureau of Shipping)

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DNV (Det Norske Veritas)


LR (Lloyd’s Register)

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GL (Germanischer Lloyd)

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KR (Korea Register of Shipping)

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ClassNK (Nippon Kaiji Kyokai)

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BV (Bureau Veritas)

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