Metal Technology Co. Ltd.

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Quality Control System

Guaranteed high quality products

As Metal Technology Co. Ltd. is required to meet the stringent quality demands of the aerospace industry and related equipment industries, we continue to meet and exceed these high standards through our plant management systems which are continually improving and evolving. This quality control management enables us to offer a level of service which is appreciated by customers in other industries as well. We are constantly striving to improve our quality control system and as a result we have obtained ISO 9000 series accreditations and aerospace related certificates.

Quality Control System

ISO 9001 / JIS Q 9100

ISO9001

JIS Q9001: Requirements for quality management system

JIS Q9100: Requirements for organizations of aviation, space and defense

ISO 9001: Requirements for quality management systems, International standard

Gunma Plant

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Certification
number
BSKA0298
(Quality)
Validity 2024/08/07 Certifying
body
Defense structure improvement foundation
Applicable
standard
JIS Q 9100 :2016 &
JIS Q 9001:2015
(ISO 9001:2015)
Scope Manufacture of aviation, space, and industrial parts【Heat treatment, brazing,
welding, HIP (Hot isostatic pressing), diffusion bonding, and machining】
Exemptions 8.3 Design and development of products and services Industry 17 Basic Metal and processed metal products
21 Aerospace industry

Ibaraki Plant

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Certification
number
BSKA0316 (Quality) Validity 2027/2/18 Certifying
body
Defense structure improvement foundation
Applicable
standard
JIS Q 9100:2016
JIS Q 9001:2015
(ISO 9001:2015)
Scope Production of Aircraft, Aerospace and other commercial parts【Heat treatment, Brazing, HIP (Hot Isostatic Pressing), Machining, Welding, Thermal spraying and Non-Destrucive Evaluation】
Exemptions 8.3 Design and Development of Products and Services Industry 17 Basic Metal and fabricated metal products
21 Aerospace

Production Department

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Certification
number
BSKA0223
(Quality)
Validity 2026/11/13 Certifying
body
Defense structure improvement foundation
Applicable
standard
JIS Q 9100 :2016 &
JIS Q 9001:2015
(ISO 9001:2015)
Scope Production (Heat treatment, Brazing, Welding, Diffusion Bonding, Hot isostatic pressing, Machining, Metal Additive Manufacturing and Non destructive inspection) of Aerospace and other Commercial Parts
Exemptions 8.3 Design and Development of Products and Services Industry 17 Basic Metals and fabricated metal products
21 Aerospace

※ The Production Department is an organization within the Technical Development Division (Kanagawa Plant).

Toki Plant

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Certification
number
BSKA0318
(Quality)
Validity 2024/9/21 Certifying
body
Defense structure improvement foundation
Applicable
standard
JIS Q 9100 :2016 &
JIS Q 9001:2015
(ISO 9001:2015)
Scope ・Production of Aerospace Parts 【Heat treatment, Hot Forming, Abrasive Water Jet Processing and Machining】
・Production of commercial parts 【Heat treatment, Brazing, HIP(Hot Isostatic Pressing), Hot Forming, Abrasive Water Jet Processing and Machining】
Exemptions 8.3 Design and development of products and services Industry 17 Basic Metal and processed metal products
21 Aerospace industry

Shiga Plant

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Certification
number
BSKA0026
(Quality)
Validity 2025/10/25 Certifying
body
Defense structure improvement foundation
Applicable
standard
JIS Q 9100 :2016 &
JIS Q 9001:2015
(ISO 9001:2015)
Scope Manufacture 【Heat treatment, brazing, Hot Isostatic Pressing, machining, welding】 of aircraft, aerospace and other commercial parts
Exemptions 8.3 Design and development of products and services Industry 17 Basic Metal and processed metal products
21 Aerospace industry

Himeji Plant

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Certification
number
BSKA0057
(Quality)
Validity 2025/05/27 Certifying
body
Defense structure improvement foundation
Applicable
standard
JIS Q 9100 :2016 &
JIS Q 9001:2015
(ISO 9001:2015)
Scope Manufacture of aviation, space, and industrial parts【Heat Treatment, Brazing,Bonding,Welding, Sintering, Hot Isostatic Pressing, and Machining】
Exemptions 8.3 Design and development of products and services Industry 17 Basic Metal and processed metal products
21 Aerospace industry

Suzhou Plant (China)

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Certification
number
CN041252
(Quality)
Validity 2025/09/11 Certifying
body
Bureau Veritas(BV)
Applicable
standard
BS EN ISO9001:2015 & EN 9100:2018 Scope HEAT TREATMENT, BRAZING, DIFFUSION BONDING, SINTERING, HOT ISOSTATIC PRESSING OF METAL MATERIAL, METAL POWDER, METAL LAYERED COMPOSIT MATERIAL

Nadcap

Toki Plant

Toki Plant

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Process AC Check list No. item approver
Heat Treating AC7102 Rev K Nadcap Audit Criteria for Heat Treating Baseline:
・Stainless Steels,  Precipitation  Hardening –  Customer Specs
・Stress Relieve –  Customer Specs
・Titanium Alloys –  Customer Specs
・Vacuum Heat  Treating – Customer  Specs
PRI
AC7102S Rev J Nadcap Supplemental Audit Criteria for Heat Treating:
・U11 The Boeing  Company
Inspection AC7102/5 Rev E Hardness and/or Conductivity Testing:
・Hardness – Rockwell  – Check any  applicable boxes
Pyrometry AC7102/8 Rev A Industry Specs – Check any applicable boxes
AMS2750

Shiga Plant

Shiga Plant

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Process AC Check list No. item approver
Heat Treating AC7102 Heat Treating:
  • Stainless Steels, Martensitic
  • Stainless Steels, Percipitation Hardening
  • Steels
  • Titanium Alloys
  • Vacuum Heat Treating
  • Hot Isostatic Presing(HIP)
PRI
AC7102S Heat Treating :
  • U11 The Boeing Company
AC7102/6 Hot Isostatic Presing (HIP)
Inspection AC7102/5 Hardness and / or Conductivity Testing Heat Treating :
  • Hardness - Rockwel
  • Hardness-Vickers
AC7101/4 Materials Testing Laboratories Metallography and Microindentation Hardness
  • :(Lo) Metallography Evaluation
  • :(L5) Near Surface Examinations-Microindentation(Surface Case Depth)
  • :(L7) Near Surface Examinations-IGA, IGO
  • :(L10) Near Surface Examinations-Carburization/Decarburization
Pyrometry AC7102/8 Industry Specs: AMS2750

Himeji Plant

Himeji Plant

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Process AC Check list No. item approver
Heat Treating AC7102
  • Heat Treating:Stainless Steels, Percipitation
  • Hardening, Vacuum Heat Treating
PRI
AC7102S
  • Heat Treating : U3 Rolls-Royce PLC
Inspection AC7102/5 Hardness and / or Conductivity Testing Heat Treating : Hardness - Rockwell
AC7101/4 Materials Testing Laboratories Metallography and Micro indentation Hardness
  • :(L0) Metallography Evaluation
  • :(L7) Near Surface Examinations-IGA, IGO
Pyrometry AC7102/8
  • Customer Specs: RPS953
  • Industry Specs: AMS2750

Suzhou Plant (China)

Suzhou Plant (China)

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Scope of approved by Nadcap
Process AC Checklist No. Item Approver
Heat Treating AC7000 AUDIT CRITERIA FOR NADCAP ACCREDITATION PRI/Nadcap
AC7102 Nadcap Audit Criteria for Heat Treating Heat Baseline:
・Aluminum Alloys– Customer Specs
・Hot Isostatic Pressing (HIP) – AC7102/6
・Nickel and Cobalt Alloys– Customer Specs
・Steels – Customer Specs,
・Titanium Alloys– Customer Specs
・Vacuum Heat Treating– Customer Specs
・Industry Specs – Check any applicable boxes
AC7102S Heat Treating:
・U1 Honeywell Aerospace
・U10 GE Aviation
・U14 SAFRAN Group
・U3 Rolls–Royce
・U7 MTU Aero Engines AG
Pyrometry AC7102/8 Customer Specs:RPS953(Superseded by RRP54000),PRS614(Superseded by RRP54001), DPM80,CPW453,P21TF7,HPS1036,MTV340,BPS4649
Industry Specs – Check any applicable boxes
AMS2750
Hot Isostatic Processing AC7102/6 Customer Specs: PRS614(Superseded by RRP54001), DPM80,CPW453,P21TF7,HPS1036,MTV340,BPS4649

Boeing (BAC)

Toki Plant

Boing (BAC)

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Process AC Checklist No. Item Approver
Heat Treatment BAC5619 Heat Treatment of Corrosion Resistant Steels Boeing
BAC5613 Heat Treat of Titanium and Titanium Alloys
Inspection ASTM E18 Standard Test Methods for Rockwell Hardness of Metallic Materials

Shiga Plant

Boing (BAC)

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Process AC Checklist No. Item Approver
Heat Treatment BAC5613 Heat Treatment of Titanium and Titanium Alloys Boeing
BAC5617
  • Heat Treatment of Alloy Steels
BAC5619
  • Heat Treatment of Corrosion Resistant Steels
BAC5640
  • Nitriding of Steels
Inspection ASTM E18 Standard Test Methods for Rockwell Hardness of Metallic Materials
Met. Testing Metallurgical Testing

Rolls-Royce

Himeji Plant

Himeji Plant

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Process Specification No. Title Approver
Heat Treatment AMS2759 Heat Treatment of steel Parts General Requirements Rolls-Royce
AMS2759/3
  • Heat Treatment, Percipitation-Hardening Corrosion-Resistant and Maraging Steel Parts
Inspection MSRR9969
  • Procedural requirements for the hardness testing of metals
Pyrometry RPS953
  • Laboratory control procedure for heating furnace and associated equipment and themal processing of materials(Superseded by RRRP54000)
Other RPS367 Corrosion protection of components during manufacture and storage
RRP50000
RRP51000
Technical Control of Manufactureing Processes
General cleaning and degreasing

Suzhou Plant (China)

Suzhou Plant (China)

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Scope of approved by Rolls Royce
Process Specification No. Title Approver
Quality System SABRE Supplier Management System Requirements Rolls-Royce
Pyrometry RPS953 Laboratory control procedure for heating furnace and associated equipment and thermal processing of materials.(Superseded by RRP54000)
Hot Isostatic Processing PRS614 Hot Isostatic Pressing of Metallic Cast Products
(Superseded by RRP54001)
Other PRES90000 Engnieering Control of Manufacturing and Repaire Source and Method
RRP 50000 Technical Control of Manufactureing Processes

Pratt & Whitney Canada CPW453

Pratt  &  Whitney  Canada

Pratt & Whitney Canada is a manufacturing company of aircraft engines and aircraft parts. This quality management system requires suppliers of aircraft parts to meet the Pratt & Whitney management standard and following the specifications laid out. Acquiring this certification shows that our plants fully meet these high requirements. Our Suzhou Plant in China has this certification and maintains this standard across all areas of production.

Pratt & Whitney
PWA 11/PWA 36950/PWA 36951

Pratt  &  Whitney PWA 11/PWA 36950/PWA 36951

Pratt & Whitney is a manufacturing company of aircraft engines and aircraft parts. This quality management system requires suppliers of aircraft parts to meet the Pratt & Whitney management standard and following the specifications laid out. Acquiring this certification shows that our plants fully meet these requirements. Himeji Plant is the first of our Japanese plants to obtain this certification.

GE Aviation

GE Aviation

This is a quality management standard which GE Aviation requires all GE suppliers and manufacturers to acquire and maintain. GE Aviation accreditation requires the standard JISQ9000 and ISO9001 certificate standards alongside additional more stringent and strict quality management such as maintenance of inspections and records based on the specification that is required. Our Suzhou Plant in China has this accreditation for HIP treatment.

ISO13485

ISO13485en

An internationally recognized standard for quality management systems specialized in the medical device industry. This certification is adopted as the basis of quality control of "regulations for organizations involved in the life cycle of medical devices" around the world. Metal Technology Co. Ltd.`s Production Department(an organization within the Technical Development Division) has obtained this certification to support their current customer demands and development.

Compact electron beam irradiation device

Contact Us

+81-3-5365-3035

+81-3-5365-3055

Any request about products, and ask for quotation can be made here. Other questions and requests about the company can also be made here.

Document download

  • Company information
  • Technology information (Japanese)
  • Technology information (English)
  • HIP unit list
  • Hot press equipment list
  • Possible material combinations for brazing
  • MICROTRON Test Machine MIC1
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