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TNI
Quality Management
Global Excellence in Quality & Customer Satisfaction
At TNI, we are committed to complying with customer requirements, applicable laws, regulations, and industry standards. By establishing and operating our own comprehensive Quality & Customer Satisfaction Management System, we consistently deliver reliable, high-quality services that earn and maintain our customers' trust.
Rather than focusing solely on the manufacturer's perspective, TNI defines and manages quality and value from the viewpoint of our customers and end users. By integrating quality management methodologies, systematic processes, and skilled professionals, we have established a robust management system in which every element works together seamlessly like interconnected gears.

To demonstrate our commitment to quality and excellence, TNI has obtained a wide range of ASME Stamps and continues to maintain internationally recognized certifications, including KEPIC, China License, ISO 9001, ISO 14001, and ISO 45001.
Through a comprehensive quality management system across every stage of the production process, TNI manages risks proactively and ensures the highest standards of quality. Based on this foundation, we deliver world-class quality and customer satisfaction services that our customers can trust.
Certifications
ISO                                             ›››
· ISO 9001:2015
· ISO 14001:2015
· ISO 45001:2018
· ISO 19443:2018
ASME                                       ›››
· U,U2,S,PP
· N,N3,NA,NA(for field)-Corporate, NPT, NS
National Board                      ›››
· NB(U,U2,PP,S)
· R
· NB(N,N3,NPT,NS,NA)
KEPIC                                       ›››
· MN
TUV Rheinland                     ›››
· TUV Rheinland (ISO 9001:2015)
· DESIGN, MANUFACTURING AND SURVICING FOR PIPE, FLANGE,
PIPING SPOOL AND OTHER PIPNG COMPONENTS IN USING TITANIUM
· NICKEL ALLOY
· DUPLEX MATERIALS
Certificate of Manufacture   Reqistration of Cvlinder   ›››
· Pressure Vessel
· Storage Tank
· Spefied Equipment
PED                                           ›››
· MN_PED 2014/68/EU
NORSOK                                 ›››
· Bended and Welded pipe
· Elbow, Tee, Reducer, Stub End, Cap
MANUFACTURER(DNV)    ›››
· Titanium and Titanium Alloy Tubes and fittings
· AMMM00002FY
· WWA00002X7
Patents                                    ›››
· Manufacturing Method Of Electrodeposition Rotating Drum
· Method for continuous shear forming by using a multi-stroke process with a T-type die
· Vise method and bong machine vise of tube seat of heat exchanger

KHNP                                        ›››
· Shop Fab.Pr.Vessel & Tank ASMEⅢ
· RCB Recirculation Sump Strainers
· Non-Safety Related Pressure Vessel & Tanks
· SDVS Spargers
· Passive Autocatalytic Recombiner
· ASME Ⅷ Heat Exchanger(Shell & Tube Type)
· Tank(Safety Class 3)
· Tank(Non-Safety)
· Strainers
· Strainers / Trap
· Tubing
· Fasteners (Bolts/Nuts/Washers/Etc)
· Pipe
· Fitting & Flanges
· Material (Stud/Bar/Plate/Etc)
· Pressure Vessels Section Ⅲ
· Tanks
· Heat Exchangers
· 압력용기
· Heat Exchangers(Plate type)_Q
· Heat Exchangers(Plate type)_A
· Heat Exchangers(Tube/Shell type(HVAV Fan Coil Unit including))_Q
· Heat Exchangers(Tube/Shell type(HVAV Fan Coil Unit including))_A
이메일
sales@tni.kr
전화번호
052 241 0300
주소
울산시 울주군 청량읍 처용산업3길 93
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