Precision Cleaning Services


Astro Pak provides on-site services including precision cleaning, oxygen cleaning and component cleaning that meet or exceed industry and client specifications. "Precision cleaning" means removal of particulate and/or other inorganic and organic residues from a surface and verifying its cleanliness through analytical methods. These methods are typically defined by a Facility Owner, Engineering Firm or Industries such as Aerospace and Defense, Semiconductor, Gas Manufacturing (i.e. liquid and gaseous nitrogen, helium, hydrogen, oxygen, etc.), Power Generation, Hydraulics, Water and Wastewater Treatment, Chemical Manufacturing and many others. Each client may have their own or industry surface cleanliness requirements for their vessels, piping, valves, pumps, and components etc. Cleanliness requirements vary from standard "Oxygen Cleaning" per CGA G-4.1 for liquid and gaseous oxygen service, to the very stringent 83 A/10 per IEST 1246D requirements at the "National Ignition Facility's" large laser system at Lawrence Livermore National Laboratory. As the leading service provider, Astro Pak’s precision cleaning processes and procedures enhance corrosion resistance of systems, equipment and components by a 2:1 chromium to iron ratio or better.

Besides these precision cleaning processes and procedures, Astro Pak also has the capabilities to perform precision cleaning of components, piping, vessels and more in a clean room environment and in any one of our shop facilities. We are strategically positioned worldwide to service your precision cleaning as well as other component needs. We welcome the opportunity to provide a quotation for your project. 

Types of Systems Serviced


High-purity Gas -

Breathing Air


        Fuel
              Hydrogen
                       
        Inert Gas
              Argon

              Helium

              Nitrogen

 

       Oxidizer

              Chlorine

              Fluorine

              Oxygen

              Ozone

 

High-purity Liquid -

       Fuel

              RP-1

              Hydrazine

              Liquid Hydrogen (cryogenic)

 

    Hydraulic fluid

Cryogenic Liquid -

       Fuel
            Hydrogen

 

        Inert
            Helium
            Nitrogen

        Oxidizer
           Chlorine
           Oxygen

       

Applicable Standards

 

Specification Number

Specification Title

ARP-598A The Determination of Particulate Contamination in Liquids by the Particle Count Method
ASTM F-311-97 Standard Practice for Processing Aerospace Liquid Samples for Particulate Contamination Analysis Using Membrane Filters
ASTM F-312-97 Standard Test Methods for Microscopical Sizing and Counting Particles from Aerospace Fluids on Membrane Filters
ASTM-G93-96 Cleaning Methods and Cleanliness Levels for Material and Equipment Used in Oxygen Enriched Environments
CGA G-4.1 Cleaning Equipment for Oxygen Service
CGA G-7.1 Commodity Specification for Air
IEST 1246 D Product Cleanliness Levels and Contamination Control Program
ISO 4406 Hydraulic fluid power - Fluids - Method for coding the level of contamination by solid particles
ISO 4407 Hydraulic fluid power - Fluid contamination - Determination of particulate contamination by the counting method using a microscope
KSC C 123H Specification for Surface Cleanliness of Fluid Systems
MIL-STD1330D Standard Practice for Precision Cleaning and Testing of Shipboard Oxygen, Helium, Helium-Oxygen, Nitrogen and Hydrogen Systems
MIL-STD-1359B Cleaning Methods and Procedures for Breathing Oxygen Equipment
MIL-STD-1662 Cleaning of Shipboard Compressed Air Systems
MIL-STD-419D Cleaning, Protecting and Testing Piping, Tubing and Fittings for Hydraulic Power Transmission Equipment
MSFC-SPEC-164B Specification for Cleanliness of Components for Use in Oxygen, Fuel and Pneumatic Systems
NAS 1638 Cleanliness Requirements of Parts Used in Hydraulic Systems
NFPA 99C Standard on Gas and Vacuum Systems
SAE J1165 Reporting Cleanliness Levels of Hydraulic Fluids
SAE J1227 Assessing Cleanliness of Hydraulic Fluid, Power and Components and Systems
SSC STD 79-001 Surface Cleanliness Requirements for SSC Fluid Systems


Glossary of Acronyms

ARP Aerospace Recommended Practice
ASTM American Society for Testing Materials
CGA G-4.1 Compressed Gas Association
IEST Institute of Environmental Sciences and Technology
ISO International Organization for Standardization
KSC Kennedy Space Center
MIL-STD Military Standard
MSFC Marshall Space Flight Center
NAS National Aerospace Standard
NASA National Aeronautics and Space Administration
NFPA National Fire Protection Association
SAE Society of Automotive Engineers
SSC Stennis Space Center


 

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