All inspections has been implementing in conformity with Quality Control Procedure by a qualified personnel, and we are consistently striving to produce the high level of product quality, and satisfy all customer's requirements through the advanced measurement facilities and various test equipment.

Hy-Lok Quality Control System ensures that we can produce components to the same level of Quality time-after time.

With the grace and pride as a global company leading Total Quality Management, Safety Management and pro-environment Management, Hy-Lok Corporation has been achieving better quality goals by continuous improvement.

Quality Assurance

Fire Safety Test Certifications

BALL Valve
DBB Valve

NGV(Natural Gas Vehicles) Certifications

Ball Valves
Check Valves
Excess Flow Valves
Filters
Hy-Lok Tube Fittings
O-Ring Face Seal Tube Fittings
Receptacles
Relief Valves

Rostekhnadzor Permission

Rostekhnadzor Permission

Shipping Class Type Approval Certifications

ABS(American Bureau of Shipping)
ABS(American Bureau of Shipping)
BV (Bureau Veritas)
BV (Bureau Veritas)
ClassNK (Nippon Kaiji Kyokai)
ClassNK (Nippon Kaiji Kyokai)
CCS (China Classification Society)
CCS (China Classification Society)
DNVGL (Det Norske Veritas)
DNVGL (Det Norske Veritas)
GL (Germanischer Lloyd)
GL (Germanischer Lloyd)
KR (Korea Register of Shipping)
KR (Korea Register of Shipping)
LR (Lloyd’s Register)
LR (Lloyd’s Register)
RMRS (Russian Maritime Register of Shipping)
RMRS (Russian Maritime Register of Shipping)