SL tech. a precision stainless steel tube manufacturing company. Quality, Reliability, on-time Delivery in Tubing. Talk Tight with SL tech

Transcription

1 Greeting 3 SL tech a precision stainless steel tube manufacturing company SL tech has been in the business of providing stainless steel tubing to the medical, sanitary and the industries where High Quality & Tight Tolerance needed. Our process is unmatched in the tubing industry, providing the user with a cost-effective alternative to seamless with superior cleanliness and workability. Quality, Reliability, on-time Delivery in Tubing Quality is built into our process to assure customer confidence. Our in process controls and inspection are part of our daily routine in order to meet demanding requirements of our customers. SL tech has successfully developed a unique capability that blends prototype engineering together with short and long run production. SL tech is geared to providing exceptionally fast turn-around times on prototypes and then, upon approval, quickly getting into full scale production. Talk Tight with SL tech

2 History Produced for the first time in Korea 0.3mm Brass Tube Mill Automobile brass antenna, Machine parts (Brass), Copper and Brass drawn pipe and 0.3mm brass tube mill From late 70s to early 80s : Mild metal cold drawing Produced 0.3mm Precision Stainless Steel Tube Automobile stainless steel antenna, Heater tube, Precision stainless steel tube for machine parts. Precision STS316L tube for video tape guide roll From early 80s to late 90s : From mild metal to stainless steel tube drawing

3 5 Developed semiconductor pipe aided by Ministry Commerce, Industry and Energy for Component Technology Development Completion of Seamless stainless steel tube for semiconductor, Pneumatic cylinder body tube, Petrochemical pipe, Laser welding machine (R&D), Sanitary stainless tube From late 90s : Seamless stainless steel tube Medical tubing development (5,000,000m/year : 16,000,000ft/year) Precision stainless steel for Medical device (Laparoscope, endoscope and dental), Precision drawn tube for CPK2.0, Military medical parts, welded semiconductor, Measuring instrument parts From 2010 : Medical, Measurement parts, Military and Automobile Industry

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5 We always think tubing 7

6 Application

7 9 Application of Products 1 Stainless steel tube for the medical device (laparoscope, endoscope, injection needle and dental parts tube) Satisfaction with ID & OD CPK1.33 /CPK2.0 for cold drawing technology Satisfaction with customer s requirement of mechanical property (TS, YS, EL) for manufacturing design technology 2 Precision shaped cold drawn tube Cold drawn technology for diverse shaped tube to medical device and industry parts Laser measurement, multi-process drawing technology and perfect cosmetic condition 3 Thick wall and Thin wall (0.05mm~0.1mm) / welded and seamless Semiconductor tube High pressure demand and thin wall demand tube manufacturing technology OD & ID surface roughness demand (Rz3.2) 4 Industrial Pipe and Coil Tubing Piping, Heater, Instrument parts, Automobile and Cylinder body tube manufacturing technology Special welding method and Quality assurance for final production

8 Product Stainless steel tube for the medical device

9 11 Stainless steel tube for the medical device (laparoscope, endoscope, injection needle and dental parts tube) 01 Applicable for Expansion, Bending, Flanging, Punching and laser cutting process 02 ID & OD CPK1.33 / CPK Tolerance management with noncontact measurement (laser micrometer and air gauge)

10 Product Precision shaped cold drawn tube

11 13 Precision shaped cold drawn tube 01 Shaped tube producing 02 CPK1.33 and perfect shaped tolerance condition and surface cosmetic condition 03 Tolerance management with noncontact measurement (laser micrometer and air gauge)

12 Product Thick and Thin wall tubing & Semiconductor tubing Thick wall tube Thin wall tube Semiconductor tube Laser Measurement

13 15 Thick wall and thin wall (0.05mm~0.1mm) / welded and seamless Semiconductor tube (OD ; 1/4,3/8,1/2 ) 01 Thick wall tubing : Thicker than the inner diameter or thick wall such as high pressure, dental and bone cutting medical parts 02 Thin wall tubing : camera lens sleeve and precision watch parts 0.05~0.1mm wall (0.002 ~0.004 wall) 03 Tolerance management with noncontact measurement laser micrometer and air gauge Production Range Thick wall tubing OD : 5 ~ 10mm WT : 2 ~ 3mm Temper : Semi-hard Full-hard Full-annealed Thin wall tubing OD : 3 ~ 12mm WT : 0.05 ~ 0.2mm Temper : Semi-hard Full-hard Welded & Seamless Semiconductor tubing OD : ¼ ~ ½ WT : ~ Full annealed

14 Product Industrial stainless steel tubing and Coil tubing Automobile Cooling Automobile DMB Antenna Heat exchanger Heat exchanger Coil tubing

15 17 Industrial Pipe and Coil Tubing 01 Piping, Heater, Instrument parts, Automobile and Cylinder body tube manufacturing technology 02 POC (Process Order Card) management for Manufacturing system, lean process and traceability 03 Pressure test of welded tube for Quality assurance Application for Industrial Stainless Steel Tubing Heat Exchanger Tube Heater Tube Condenser Tube Cylinder Tube Guide of Water-Based Ball Point Pen Fuel Filter Bourbon Tube of Pressure Gauges Capillary Tube of Thermometer Tubes for Carriage of Pure Gas Piping System of Drink Server Solenoid valve Guide Pipe Injection Tube for Automobile Engine High Precision Press Parts

16 Quality Management

17 19 Quality Quality Control 01 Customer requirement satisfaction through consistent raw material management inner process inspection and outgoing inspection 02 Minimizing measurement errors through education and training, digitalization and noncontact measurement 03 Process management for traceability Quality Assurance 01 Maintaining QMS with ISO9001 and ISO RoHS acquisition, patent application, product stabilization and improvement of process technology 03 Customer complaints handling Research and Development 01 Inventive cold drawing technology accumulation and dies & plug changing system management 02 Continuously factory automation & welding mill line & annealing line & straightening standards 03 Operation of Research Institute and new product development Standards of Application ASTM A213 ASTM A262 ASTM A269 ASTM A312 ASTM A370 ASTM A450 ASTM A632 NACE MR0175 DIN/EN EN TC1 Standard specification for seamless ferritic and austenitic alloy-steel boiler, super heater, and heat-exchanger tubes Practice for detecting susceptibility to intergranular attack in austenitic stainless steels Standard specification for seamless and welded, austenitic stainless steel tubing for general use Standard specification for seamless, welded, and heavily cold worked austenitic stainless steel pipe Test methods and definitions for mechanical testing of steel products Standard specification for general requirements for carbon, ferritic alloy, and austenitic alloy steel tubes Standard specification for seamless and welded austenitic stainless steel tubing (small diameter) for general use Corrosion test is required Inspection documents for metallic products Seamless steel tubes for pressure purpose-technical delivery conditions part 5 : Stainless steel tubes

18 Progress of Production TIG welding mill Coil drawing M/C Annealing line Automatic straight cold drawing M/C Cleaning Coil straight M/C Inspection Inspection line

19 21 Process Production Range Wall Thickness Straight annealing line Outside diameter 10 roll straightener Tube division Size range Temper 1. Welded & redrawn semiconductor plant tube 2. Automation machine parts & automobile parts 3. Medical instrument parts OD : 3.175/6.35/9.53 /12.7/ 15.88mm WT : 0.72mm ~ 1.24mm OD : 0.65mm ~ 17.00mm (OD/ID Cpk 2.0 if required) WT : 0.08mm ~ 1.24mm OD : 0.65mm ~ 16.00mm (OD :.0256 ~.628 ) (OD/ID Cpk 2.0 if required) WT : 0.05mm ~ 0.9mm Full annealed Full annealed Semi-hard Hard Full hard Full annealed Semi-hard Hard Full hard 4. Shaped tube Medical shaped tube Automation shaped tube Mobile antenna shaped tube Special use of shaped tube Semi-hard Hard Inspection Room

20 Chemical Composition Type of steel Chemical composition Corresponding JIS ASTM C Si Mn P S Ni Cr Mo Others Grade SUS304 TP ~ ~ SUS304L TP304L ~ ~ Low Carbon 18-8 SUS321 TP ~ ~ Ti:5xC%min 18-8 Ti SUS347 TP ~ ~ Nb:10xC%min 18-8 Nb SUS316 TP ~ ~ ~ Mo SUS316L TP316L ~ ~ ~ Low Carbon 18-8 Mo SUS310S TP310S ~ ~

21 23 Characteristics Tensile Strength (N/ mm2 ) Mechanical Properties Yield Strength (N/ mm2 ) Elongation (%) Specific Gravity Thermal Expansion Specific Electric Resistance Room Temp. (10-6 Ωm) Specific Heat 0~100 kj(kg. ) Continuous Use( ) Anti Oxidation Critical Temp. Intermittent Use ( ) - 18Cr-8Ni Standard type of steel - General use corrosion & heat resistant materials - Good weldability & workableness Low carbon type, good intergranular corrosion resistance Prevention Cr carbon precipitation when heated by adding Ti, good intergranular corrosion resistance Prevention Cr carbon precipitation when heated by adding Nb, good intergranular corrosion resistance Non oxidation acid and pitting corrosion resistance by adding Mo - High creep strength at high temperature - Good weldability & workableness Low carbon type, good intergranular corrosion resistance -25Cr 20Ni - Highest grade corrosion and heat resistant material

22 TIG Welding line Annealing Line TIG Welding M/C Straight Drawing Line Hydrogen Generator 4unit Manufacturing Line Factory instrument Number 1 Tube forming / TIG Welding M/C 7unit 2 Coil cold draw bench 11unit 3 Straight draw bench 4unit 4 Coil straightening M/C 5unit 5 Straight tubing furnace 1unit 6 Coil tubing furnace 2unit 7 10 roll straightening M/C 5unit 8 Hydrogen Generator 4unit 9 Auto chamfering line With polishing 1line 10 Tube cutting 4unit 11 High pressure generator 2unit Inspection Equipment Inspection instrument Number Remarks Laser micro scanner 4 Mitutoyo Inner air gauge detector 3 Mahr Hardness tester(hv) 1 Mitutoyo Tensile tester 1 (10ton) Daekyung Microscope 1 (x50 x200 x400) Olympus Digital thickness gauge 6 (with print) Mitutoyo Micrometer 20 Mitutoyo Pin gauge 2 full set Mahr Dew point tester 2 GE

23 25 Auto Cutting & End Chamfering & OD Polishing line Coil drawing line Cutting Plug Coil drawing M/C Tig Welding Dies & Tooling

24 Management Systems Certification Body Institute for Testing and Certification, Inc. třída Tomáše Bati 299, Louky, Zlín, Czech Republic We confirm on the basis of a performed audit that company 228, YEONGIL-RO, YEONGJUNG-MYEON, POCHEON-SI, GYEONGGI-DO, KOREA Company Reg. No.: has implemented and documented a functional quality management system in compliance with the requirements of the standard Covering the following activities: Design and Development, Production, Services for Medical Purpose Stainless Steel Tube The Certificate is issued on the basis of the results mentioned in Audit Report No /2014. The Certificate validity is conditioned by positive results of surveillance audits, which the certified company committed to undergo. Date of Issue: Ing. Pavel Vaněk Valid until: Head of Certification Body Certification E CERTIFICATE No SJ SL TECH Co., Ltd ISO 13485:2003 ISO : 2003 RoHS The certification of Root company in welding, cold working & Annealing The certification of Risk Assessment Research Institute Patent The certification of Promising Export Firm ISO 9001 : 2008 The certification of Venture company