Byun, Min-Gyu
SUMMARY
Min-Gyu Byun is a highly experienced Quality Assurance and Inspection Specialist with over 25 years in vendor audit, surveillance, and inspection services, including NDE in the oil, gas, and power plant sectors for on/offshore fields. They possess comprehensive expertise in quality control management, welding procedures, and compliance with international standards such as ISO 9001:2015 and ASME. Their career demonstrates a strong track record of ensuring project quality and managing technical specifications for complex industrial equipment.
education
- Environment Engineering, DAEGU Health University, 1997
QUALIFICATIONs AND TRAINING
- ISO 9001:2015 #KR100488, expiry date: 20/Oct/2026
- ISO 14001:2015 Auditor #KR100488, expiry date: 25/Jun/2025
- CWI #17092911, expiry date: 01/Sep/2026
- PT-SNT-TC-1A Level II #ITK-NDE-21-01/ MT, PT, UT & RT, expiry date: 05/Aug/2029
- Aramco Qualified SAP80010606, from 2009
- QM 03, 04, 05, 06, 07, 08, 09, 11, 12, 14, 30, 31, 32, 34, from 2009
- DOW qualified inspector for PCE, from 2009
- Approval inspector for KBR, Exxon Mobil, Chevron, Total, BP, and several engineering company.
- AWS: Welding Inspection Course, Oct/2004, Sep/2017
- Intertek training course: General, Material, Welding, NDE, coating and preservation inspection, 2010/2020
- Educated The Fluor University (Pressure vessel, Heat exchanger, Compressor, Valve, and fitting), May/2018
PREVIOUS FULKRUM WORK EXPERIENCE
Year | Main Vendor | Scope Vendor | Scope Type | Material Description |
2025 | Hyundae Fittings Co. Ltd | Hyundae Fittings Co. Ltd | Auditing | Supplier Audit |
2025 | New way Valve Suzhou Ltd | New way Valve Suzhou Ltd | Inspection | Ball Valve |
2025 | Techno I&P Corporation | Techno I&P Corporation | Inspection | Ball Valve |
2025 | Techno I&P Corporation | Techno I&P Corporation | Inspection | Bronze Valves |
2025 | Staco | Staco | Inspection | Top and bottom channel |
2025 | EEW Korea | EEW Korea | Inspection | Pipes |
Work experience
May 2007 – Dec 2023
VARIOUS CLIENTS
Technical Specialist & Auditor
- Provided continued and comprehensive experience for inspection and expediting in the PCE, piping, and structural fields for power plants, oil and gas, and on/offshore plants.
- Audited vendor quality systems.
- Performed vendor audit & assessment as per client requirements & ISO requirements.
Sep 2004 – Apr 2007
SAMU Plant Co., Ltd.
Deputy General Manager of Quality Control Department / Welding engineer
- Established welding procedures and managed production qualification.
- Managed QA / QC.
- Managed ASME qualification (U, S, PP).
Jan 1999 – Sep 2004
Dae-Shin Industry Management Co., Ltd
Deputy General Manager of Quality Control Department / Welding engineer
- Established welding procedures and operated production qualification.
- Managed QA/QC.
Jan 1997 – Dec 1999
IL-SHIN Engineering CO., Ltd. Korea
Project engineer/ Design assistant
- Designed detail drawings with cutting plans.
- Controlled production of heavy cranes.
- Advised site construction for Self-Ship Unloading crane at Hyundai MIPO Shipyard.
Projects
Bruce Power
MCR - Detube Retube / Feeders Execution Contract - Unit 6
Doosan Heavy Industries, Changwon, Feeder pipe spool
- Inspected Feeder pipe spool.
- Complied with ASME Sec. XI specification.
Hyundai engineering & construction
Mong Duong 1
Doosan Heavy Industries, Changwon, Surface condenser
- Inspected Surface condenser.
- Complied with ASME Sec. I specification.
Doosan Babcock Energy
UTE PECEM I, II Project
Doosan Heavy Industries, Changwon, Boiler for coal fire thermal power plant
- Inspected Boiler for coal fire thermal power plant.
- Complied with ASME Sec. I specification.
Hyundai engineering & construction
Tripoli
Doosan Heavy Industries, Changwon, Boiler for coal fire thermal power plant
- Inspected Boiler for coal fire thermal power plant.
- Complied with ASME Sec. I specification.
Doosan Babcock Energy
Trimble county generating station
Doosan Heavy Industries, Changwon, Boiler for coal fire thermal power plant
- Inspected Boiler for coal fire thermal power plant.
- Complied with ASME Sec. I specification.
B&W USA
New Madrid Cyclone I, II
Kangrim Heavy Industries, Changwon, CYCLONE Package
- Inspected CYCLONE Package.
- Complied with ASME Sec. I specification.
B&W USA
CITGO
Kangrim Heavy Industries, Changwon, FM Package boiler
- Inspected FM Package boiler.
- Complied with ASME Sec. I specification.
B&W USA
Paz Ashdod
Kangrim Heavy Industries, Changwon, FM Package boiler
- Inspected FM Package boiler.
- Complied with ASME Sec. I specification.
GASCO
Habsan 5
Daekeong machine & engineering, Yeosu, Re-action furnace boiler packages
- Inspected Re-action furnace boiler packages.
- Complied with ASME Sec. VIII specification.
Samsung engineering/ Aramco
Hawiyah Unayzah Gas Reservoir Storage Project
Doosan Mecatec, Changwon, Filter vessels (CS, SS Clad & Weld overlayed)
- Inspected Filter vessels (CS, SS Clad & Weld overlayed).
- Complied with Aramco ASME Sec. VIII specification.
Petronas
RAPID & DHT REBUILT PROJECT
Doosan Mecatec, Changwon, Column, Vessel & Heat Exchanger
- Inspected Column, Vessel & Heat Exchanger.
- Complied with ASME Sec. VIII specification.
Aramco & Saipem
Hawiyah Gas Plant
Doosan Mecatec, Changwon, High Pressure vessels/ Low pressure vessels & S&T Heat exchangers
- Inspected High Pressure vessels/ Low pressure vessels & S&T Heat exchangers.
- Complied with Aramco ASME Sec. VIII specification.
Aramco & Hyundai engineering & construction
EDRF
Doosan Mecatec, Changwon, De-Metanizer column/ Separator and shell& tube heat exchanger
- Inspected De-Metanizer column/ Separator and shell& tube heat exchanger.
- Complied with Aramco ASME Sec. VIII specification.
Aramco
JAZAN Refinery
Doosan Mecatec, Changwon, Drum
- Inspected Drum.
- Complied with & Aramco Terminal Project (EPC 9) specification.
Aramco/ Samsung engineering
Riyadh Refinery
Doosan Mecatec, Changwon, Net Gas Scrubber column
- Inspected Net Gas Scrubber column.
- Complied with Aramco ASME Sec. VIII specification.
SNC Lavalin
ISOMAX Suncor
Doosan Mecatec, Changwon, Heavy wall SS Overlay VESSEL, and Cr-Mo Drums
- Inspected Heavy wall SS Overlay vessel and Cr-Mo Drums.
- Complied with ASME Sec. VIII specification.
Foster wheeler
SADARA
Doosan Mecatec, Changwon, Re-boiler package (shell and tube heat exchangers)
- Inspected Re-boiler package (shell and tube heat exchangers).
- Complied with Aramco ASME Sec. VIII specification.
Worlery Parsons
Ma'aden Ammonia
Doosan Mecatec, Changwon, Pressure vessel and tower, column
- Inspected Pressure vessel and tower, column.
- Complied with ASME Sec. VIII specification.
ADCO
ASAB Full Field Facility
Doosan Mecatec, Changwon, Pressure vessel and tower, column
- Inspected Pressure vessel and tower, column.
- Complied with ASME Sec. VIII specification.
Petrobras
REPLAN-Carteira De Diesel
Doosan Mecatec, Changwon, Heavy wall Cr-Mo drums
- Inspected Heavy wall Cr-Mo drums.
- Complied with ASME Sec. VIII specification.
KBR
PKN OLREN
YooJin-TMC, Haman, Primary Quenched Exchanger
- Inspected Primary Quenched Exchanger.
- Complied with ASME Sec. VIII specification.
KBR
Hyundai Oil Bank Heavy Petrochemical Complex Feed
YooJin-TMC, Haman, Primary Quenched Exchanger
- Inspected Primary Quenched Exchanger.
- Complied with ASME Sec. VIII specification.
KBR
GS Caltex Heavy Feed Petrochemical Complex expansion
YooJin-TMC, Haman, Primary Quenched Exchanger
- Inspected Primary Quenched Exchanger.
- Complied with ASME Sec. VIII specification.
KBR
United 9th Score Furnace
YooJin-TMC, Haman, Primary Quenched Exchanger
- Inspected Primary Quenched Exchanger.
- Complied with ASME Sec. VIII specification.
KBR
Onsan NCC
YooJin-TMC, Haman, Primary Quenched Exchanger
- Inspected Primary Quenched Exchanger.
- Complied with ASME Sec. VIII specification.
DOW
Ouaouaron
Sewon Cellontech, Changwon, Desulfurization Tower
- Inspected Desulfurization Tower.
- Complied with ASME Sec. VIII specification.
DOW
TCO
Sewon Cellontech, Changwon, SHELL, and tube heat exchangers
- Inspected Shell and tube heat exchangers.
- Complied with ASME Sec. VIII specification.
DOW
Spare APP Exchanger Project
Sewon Cellontech, Changwon, SHELL, and tube heat exchangers
- Inspected Shell and tube heat exchangers.
- Complied with ASME Sec. VIII specification.
DOW
Gulfstream Poly B, C, 5 and 6
Sewon Cellontech, Changwon, Shell and tube heat exchangers, half coil jacketed vessel, and reactors in/ejectors
- Inspected Shell and tube heat exchangers, half coil jacketed vessel, and reactors in/ejectors.
- Complied with ASME Sec. VIII specification.
DOW
Thailand SE
Sewon Cellontech, Changwon, Shell and tube heat exchangers and reactors
- Inspected Shell and tube heat exchangers and reactors.
- Complied with ASME Sec. VIII specification.
DOW
Sabah Ammonia
Sewon Cellontech, Changwon, Shell and tube heat exchangers and reactors
- Inspected Shell and tube heat exchangers and reactors.
- Complied with ASME Sec. VIII specification.
DW E&C
SADARA
Sewon Cellontech, Changwon, Shell & tube heat exchangers
- Inspected Shell & tube heat exchangers.
- Complied with ASME Sec. VIII specification.
Daewoo & Misui
Jorf Lasfar Unit 5. 6
BHI Co. Ltd., Haman, Turbin components and surface condenser
- Inspected Turbin components and surface condenser.
- Complied with ASME Sec. I specification.
Hyundai engineering & construction
Tripoli
BHI Co. Ltd, Haman, HP/LP Heaters for surface condenser
- Inspected HP/LP Heaters for surface condenser.
- Complied with ASME Sec. VIII specification.
EN PLUS
CCPP San Severo
Sedae Enertech, Changwon, HRSG
- Inspected HRSG.
- Complied with ASME Sec. I specification.
EN PLUS
CCPP Bayet
Sedae Enertech, Changwon, HRSG
- Inspected HRSG.
- Complied with ASME Sec. I specification.
ExxonMobil
North American Olefins Growth Recovery
TSM Tech, Ulsan, SHELL, and tube heat exchangers
- Inspected Shell and tube heat exchangers.
- Complied with ASME Sec. VIII specification.
Hyundai engineering & construction
TALIMARJAN Thermal Power Plant Expansion
TSM Tech, Ulsan, SHELL, and tube heat exchangers
- Inspected Shell and tube heat exchangers.
- Complied with ASME Sec. VIII specification.
KNPC
Clean Fuels Project
Korea Heat & Fluid Technology (KHFT), Gimhae, Desuperheaters/ Ejector
- Inspected Desuperheaters/ Ejector.
- Complied with ASME Sec. VIII specification.
Hyundai E&C/ Aramco
Marjan Increment Program Package 6 Onshore Oil Facilities
SNT, Changwon, Air cooled heat exchanger
- Inspected Air cooled heat exchanger.
- Complied with Aramco ASME/ API 661 specification.
KNPC
Clean Fuels Project
SNT, Changwon, Air cooled heat exchangers
- Inspected Air cooled heat exchangers.
- Complied with ASME/ API 661 specification.
Tecnicas Reunidas
TUPRAS
SNT, Changwon, Air cooled heat exchangers
- Inspected Air cooled heat exchangers.
- Complied with ASME/ API 661 specification.
Tecnicas Reunidas
Aramco YANBU
SNT, Changwon, Air cooled heat exchangers
- Inspected Air cooled heat exchangers.
- Complied with Aramco ASME/ API 661 specification.
KBR
SKIKDA
SNT, Changwon, Air cooled heat exchanger
- Inspected Air cooled heat exchanger.
- Complied with ASME/ API 661 specification.
Aramco & Dow
SADARA
S-Tank engineering, Ball (Spherical) tank
- Inspected Ball (Spherical) tank.
- Complied with ASTM & ASME and client specifications.
Gasco
Ruwais 4th NGL train project
S-Tank engineering, Ball (Spherical) tank
- Inspected Ball (Spherical) tank.
- Complied with ASTM & ASME and client specifications.
Takreer
Takreer RRE U&O Project
S-Tank engineering, Ball (Spherical) tank
- Inspected Ball (Spherical) tank.
- Complied with ASTM & ASME and client specifications.
Worldwide several clients
Various
TY Valve, Busan, CS, LTSC, SS, Duplex, MONEL, and alloy Casting valves
- Inspected CS, LTSC, SS, Duplex, Monel, and alloy Casting valves.
- Complied with ASTM & ASME and client specifications.
Worldwide several clients
Various
Hy-Lok, Busan, CS, LTCS, SS and Inconel Ball & SBB/DBB Valves
- Inspected CS, LTCS, SS and Inconel Ball & SBB/DBB Valves.
- Complied with ASTM & ASME and client specifications.
Worldwide several clients
Various
PK Valve, Changwon, CS, LTSC, SS, Duplex and alloy Casting valves
- Inspected CS, LTSC, SS, Duplex, and alloy Casting valves.
- Complied with ASTM & ASME and client specifications.
Worldwide several clients
Various
JoKwang ILI, Yangsan, Pressure Safety & Relief Valve (PSV)/ Pressure Reducing Valve (PRV)
- Inspected Pressure Safety & Relief Valve (PSV)/ Pressure Reducing Valve (PRV).
- Complied with ASTM & ASME and client specifications.
Worldwide several clients
Various
EEW Korea, Sacheon, CS, LTCS and low alloy welded pipes and CS structural pipes
- Inspected CS, LTCS and low alloy welded pipes and CS structural pipes.
- Complied with ASTM & ASME and client specifications.
Worldwide several clients
Various
LS Metal, Busan, SS, Duplex SAW/EFW pipe
- Inspected SS, Duplex SAW/EFW pipe.
- Complied with ASTM & ASME and client specifications.
Worldwide several clients
Various
SeAH Steel, Changwon/Suncheon, SS Seamless and welded pipe
- Inspected SS Seamless and welded pipe.
- Complied with ASTM & ASME and client specifications.
Worldwide several clients
Various
TK Corporation, Busan, CS, LTSC, SS, Duplex and alloy fittings
- Inspected CS, LTSC, SS, Duplex, and alloy fittings.
- Complied with ASTM & ASME and client specifications.
Worldwide several clients
Various
SK Bend, Busan, CS, LTSC, SS, Duplex and alloy fittings
- Inspected CS, LTSC, SS, Duplex, and alloy fittings.
- Complied with ASTM & ASME and client specifications.
Worldwide several clients
Various
SBC Bend, Haman, CS, LTSC, SS, Duplex and alloy fittings
- Inspected CS, LTSC, SS, Duplex, and alloy fittings.
- Complied with ASTM & ASME and client specifications.
Worldwide several clients
Various
YCP, Busan, CS, SS tube
- Inspected CS, SS tube.
- Complied with ASTM & ASME and client specifications.
Worldwide several clients
Various
TAEWOONG, CS, SS, DUPLEX Forging
- Inspected CS, SS, DUPLEX Forging.
- Complied with ASTM & ASME and client specifications.
Worldwide several clients
Various
Yangbo, Busan, CS, SS, COPPER, and Copper Nickel tube
- Inspected CS, SS, Copper, and Copper Nickel tube.
- Complied with ASTM & ASME and client specifications.
SNC LAVALIN Canada
~
Doosan Mecatec, Changwon, Alloy Heavy wall vessels
- Inspected Alloy Heavy wall vessels.
Karbala Refinery
~
Hyosung, Sewon, Doosan Mecatec, UBEC, Changwon, Ulsan, Pressure vessel & heat exchanger
- Inspected Pressure vessel & heat exchanger.
ORL (Imperial Oil Resources Limited)
ISO9001 and pre-qualification of vendor audit for KangRim Heavy Ind.
KangRim Heavy Ind. (Changwon), ISO9001 and pre-qualification of vendor
- Performed ISO9001 and pre-qualification of vendor audit.
LNG Canada
Audit of Various equipment
Several Korean vendors (Several), Various equipment (pressure vessel, heat exchanger, dryer, bulk material)
- Audited Various equipment (pressure vessel, heat exchanger, dryer, bulk material).
Dow Chemical
ISO9001 and pre-qualification of vendor audit for Sewon Cellontech
Sewon Cellontech (Changwon), ISO9001 and pre-qualification of vendor
- Performed ISO9001 and pre-qualification of vendor audit.
Chevron
ISO9001 and pre-qualification of vendor audit for GAYA Heavy Ind.
GAYA Heavy Ind. (Gosung), ISO9001 and pre-qualification of vendor
- Performed ISO9001 and pre-qualification of vendor audit.
I.M.G. International/ Enppi
ISO9001 and pre-qualification of vendor audit for HJVALVE Co., Ltd.
HJVALVE Co., Ltd. (Gimhae), ISO9001 and pre-qualification of vendor
- Performed ISO9001 and pre-qualification of vendor audit.
ExxonMobil
ISO9001 and pre-qualification of vendor audit for TK Corporation
TK Corporation (Busan), ISO9001 and pre-qualification of vendor
- Performed ISO9001 and pre-qualification of vendor audit.
KBR
ISO9001 and pre-qualification of vendor audit for I-Plant/ KUBOTA
I-Plant/ KUBOTA (Ulsan), ISO9001 and pre-qualification of vendor
- Performed ISO9001 and pre-qualification of vendor audit.
B&W
ISO9001 and pre-qualification of vendor audit for DHHI Co., Ltd.
DHHI Co., Ltd. (Gimhae), ISO9001 and pre-qualification of vendor
- Performed ISO9001 and pre-qualification of vendor audit.
SASO (Saudi Standards, Metrology and Quality Org.)
ISO9001/14001 Audit for SK Lubricants
SK Lubricants (Ulsan), ISO9001/14001
- Performed ISO9001/14001 audit.
SASO (Saudi Standards, Metrology and Quality Org.)
ISO9001/14001 Audit for Michang Oil Ind. Co., Ltd.
Michang Oil Ind. Co., Ltd. (Ulsan), ISO9001/14001
- Performed ISO9001/14001 audit.
SASO (Saudi Standards, Metrology and Quality Org.)
ISO9001/14001 Audit for Hankook Shell Oil Co., Ltd.
Hankook Shell Oil Co., Ltd. (Busan), ISO9001/14001
- Performed ISO9001/14001 audit.
SASO (Saudi Standards, Metrology and Quality Org.)
ISO9001/14001 Audit for EHS TECHLUBE Co., Ltd.
EHS TECHLUBE Co., Ltd. (Gyeongju), ISO9001/14001
- Performed ISO9001/14001 audit.
Saipem
ISO9001 and pre-qualification of vendor audit for ICL Co., Ltd.
ICL Co., Ltd. (Gimhae), ISO9001 and pre-qualification of vendor
- Performed ISO9001 and pre-qualification of vendor audit.
Eni/ Coral
ISO9001 and pre-qualification of vendor audit for Sungkwang bend
Sungkwang bend (Busan), ISO9001 and pre-qualification of vendor
- Performed ISO9001 and pre-qualification of vendor audit.
External audit as per ISO System
External audit as per ISO System
Several Korean manufacturers (~), ISO9001/14001
- Performed external audit as per ISO System.
INPEX
Expediting Various bulk material
Several Korean vendors (Several), Various bulk material
- Expedited Various bulk material.
Bluewater Industries
Expediting Cast ball valves
Dong-San Valve Co., Ltd. (Gimhae), Cast ball valves
- Expedited Cast ball valves.
KBR
Expediting Various bulk material
Several Korean vendors (Several), Various bulk material
- Expedited Various bulk material.
Sargent & Lundy LLC
Expediting CYCLONE Package
Kangrim Heavy Industries (Changwon), CYCLONE Package
- Expedited CYCLONE Package.
Loesche GmbH
Expediting GEAR box housing sets
Neo Tech Co., Ltd. (Busan), GEAR box housing sets
- Expedited GEAR box housing sets.
OnQuest
Expediting Steel pipe
EEW Korea (Sacheon), Steel pipe
Worley Parsons
Expediting Winches for Pedestal Crane
National Oil Well Norway AS (NOV) (Ulsan), Winches for Pedestal Crane
- Expedited Winches for Pedestal Crane.
Rotary Engineering Limited
Expediting Wrought Fittings
SBC Bend Co., Ltd. (SBC) (Haman), Wrought Fittings
- Expedited Wrought Fittings.
Languages
Skills
- Quality Assurance
- Vendor Audit
- Surveillance
- Inspection Services
- Non-Destructive Examination (NDE)
- Oil & Gas Industry
- Power Plant Operations
- Onshore/Offshore Operations
- ISO 9001:2015
- ISO 14001:2015 Auditor
- CWI (Certified Welding Inspector)
- PT-SNT-TC-1A Level II
- Magnetic Particle Testing (MT)
- Penetrant Testing (PT)
- Ultrasonic Testing (UT)
- Radiographic Testing (RT)
- Aramco Qualification
- DOW Qualified Inspector (PCE)
- QM (Quality Management Codes 03-14, 30-34)
- KBR Approval Inspector
- Exxon Mobil Approval Inspector
- Chevron Approval Inspector
- Total Approval Inspector
- BP Approval Inspector
- AWS Welding Inspection
- Material Inspection
- Welding Inspection
- Coating Inspection
- Preservation Inspection
- Pressure Vessel Inspection
- Heat Exchanger Inspection
- Compressor Inspection
- Valve Inspection
- Fitting Inspection
- Pressure Vessel
- Heat Exchanger (Shell & Tube)
- Air Cooled Heat Exchanger
- Plate Heat Exchanger
- Primary Quenched Heat Exchanger
- Secondary Quenched Heat Exchanger
- Coal Fired Boiler
- Steam Package Boiler
- Gas Generator
- Steam Generator
- Surface Condenser
- HRSG Module
- Compressor
- Crane
- Pipe Spool Work
- Steel Structure
- Valves
- Fittings
- Pipes
- Flanges
- Bulk Materials
- IQCS
- AWS (American Welding Society)
- Expediting
- QA/QC Management
- Welding Engineering
- Production Qualification
- ASME Qualification (U, S, PP)
- Detail Drawing Design
- Cutting Plan Design
- Production Control
- Site Construction Advising
- Feeder Pipe Spool Inspection
- Boiler Inspection
- CYCLONE Package Inspection
- FM Package Boiler Inspection
- Reaction Furnace Boiler Inspection
- Filter Vessel Inspection
- Column Inspection
- Vessel Inspection
- High Pressure Vessel Inspection
- Low Pressure Vessel Inspection
- S&T Heat Exchanger Inspection
- De-Metanizer Column Inspection
- Separator Inspection
- Drum Inspection
- Net Gas Scrubber Column Inspection
- SS Overlay Vessel Inspection
- Cr-Mo Drums Inspection
- Re-boiler Package Inspection
- Tower Inspection
- Primary Quenched Exchanger Inspection
- Desulfurization Tower Inspection
- Half Coil Jacketed Vessel Inspection
- Reactor Inspection
- Ejector Inspection
- Turbine Component Inspection
- HP/LP Heaters Inspection
- HRSG Inspection
- Air Cooled Heat Exchanger Inspection
- Ball (Spherical) Tank Inspection
- Casting Valve Inspection
- Ball Valve Inspection
- SBB/DBB Valve Inspection
- Pressure Safety & Relief Valve (PSV) Inspection
- Pressure Reducing Valve (PRV) Inspection
- Welded Pipe Inspection
- Structural Pipe Inspection
- SS Pipe Inspection
- Duplex SAW/EFW Pipe Inspection
- Seamless Pipe Inspection
- Fittings Inspection
- CS/SS Tube Inspection
- Forging Inspection (CS, SS, Duplex)
- Copper/Copper Nickel Tube Inspection
- ASME Section XI
- ASME Section I
- ASME Section VIII
- API 661
- ASTM