Sitemap
Services
- Descaling
- Dry to Dew Point
- Pre-Operational Flush Cleaning
- Precision Cleaning
- Mobile Laboratory Services
- Cryogenic & Cold Shock Testing
- Cleanliness Verification Testing
- Pickling & Passivation
- Sanitization & Biofilm Removal
- Pipeline Pigging
- High Velocity Oil Flushing
- Clean Assembly
- Packaging
- Derouging
- Passivation
- Electropolishing & Mechanical Polishing
- Oxygen Cleaning
- Pressure Testing
Markets
- High Purity
- Industrial
- Sanitary
- Pulp & Paper
- Wineries & Distilleries
- Pet Food
- Dairy
- Animal Health
- Precision
- Data Center
- Renewable Energy & Storage
- Mining & Metals
- Aerospace & Space
- Medical Device
- Household & Personal Care
- Healthcare
- Chemical Manufacturing & Distribution
- Military & Defense
- Laser
- Biopharmaceutical
- Water Wastewater
- Life Sciences
- Semiconductor
- Food & Beverage
- Power Generation
- Oil & Gas
Pages
- About Us
- Blog
- Blog Contributors
- California Consumer Privacy Act (CCPA) Rights Request Form
- Careers
- Cleanroom Services
- Contact
- Engineering Consulting Services
- Field & Shop Services
- Frequently Asked Questions
- Home
- Leadership
- Lunch & Learn
- Privacy Policy
- Privacy Request Confirmation
- Project Management
- Project Showcase
- Request A Quote
- Safety
Locations
Project Showcases
- Data Center Standby Generator Fuel System Flushing
- Hyperscale Data Center Technical Water Commissioning
- Large-Scale Tank Cleaning & Passivation
- Water Treatment Pipeline Descale
- Precision Cleaning for Advanced Missile Defense Components
- Pediatric Respirator Components
- Fab CFOS With Pigs
- Co-Generation System
- Emergency System Restoration
- Hydroelectric Plant
- Boiler & Turbine Cleaning
- Distillery Dry House
- High Purity Pipe
- LIGO Plates
- Pre-Operational Flush
- Digester Tank
- WFI Tank
- Ground Support Valve
- Process Vessel
- Engine Test Stand
White Papers
- Is Drying After Passivation Necessary to Form a Passive Layer on Stainless Steel?
- Weld Whitening Mechanism on Electropolished Stainless Steel
- Gasket Compatibility with Astro Pak Specific Chemical Processes
- Passivation Methods to Meet Chromium Enhancement Requirements
- Chloride-Induced Pitting Corrosion Of Austenitic Stainless Steel
- UltraPass® Passivation Efficacy on Sanitary Tube Welds
News & Blog Posts
- Astro Pak Metallurgist Bradley Hostetler Named Chair of ASME BPE Metallic Materials Subcommittee
- Electropolishing Stainless Steel: Process, Benefits, Surface Behavior, and Limitations
- Astro Pak Launches Project Management Office to Strengthen Project Execution
- Why Passivation After CFOS Matters for Water Treatment Oxygen and Ozone Systems
- Astro Pak LLC Acquires Frontline Global Services, Inc.
- Astro Pak LLC Acquires Purepass Services, Inc.
- Astro Pak Completes Acquisition of Clean Sciences
- Biofilm Survival Mechanisms in High-Purity Water Systems
- Astro Pak Appoints Kyle Campbell as Senior Vice President of Field Services
- Astro Pak Appoints Patrick McKeown as Chief People Officer
- How Passivation Is Verified: Qualitative Testing, Surface Analysis, and Iron Monitoring
- Analytical Testing Services That Safeguard Purity and Performance in Critical Systems
- Precision Cleaning for Data Center Liquid-Cooling and Technical Water Systems
- Astro Pak Appoints Paul Kromwyk as Chief Financial Officer
- Golden Dome Defense Program: Why Precision Cleaning Partners Matter
- Corrosion in Stagnant Environments: Why Stainless Steel Isn’t Invincible
- Is Your HVAC System Fueling Corrosion? What Every Facility Owner (and Designer) Needs to Know
- Evaluating the Impact of Buffer Solutions on Stainless Steel Integrity
- Understanding and Preventing Rouge: Stainless Steel Corrosion in Steam Sterilizers
- Cleaning and Passivating Chromatography Column Screens (Frit Filters) and Skids
- BioCleaning Ambient Water for Injection Systems
- Astro Pak Announces Acquisition by The Stephens Group
- The Safer Solution: Using Citric Acid-ABF for Stainless Steel Pickling
- The Surge in Data Centers
- Michael Johnson Promoted to VP of Technical Services for Astro Pak
- Astro Pak Expands with New Upper Great Lakes Field Office
- Pre-Operational Cleaning of Rotating Equipment & Systems: Ensuring a Smooth Start-Up
- What is the Difference between Pickling and Passivation?
- Evaluating the Risks and Benefits of Ambient WFI Systems
- Understanding Biofilm in Water Systems
- Electropolishing vs. Passivation – Addressing Common Misconceptions
- Electropolishing, Mechanical Polishing, Electrolytic Cleaning: What Is the Difference Between These Processes?
- Rouge is a Red Flag for FDA Inspections
- Cleaning for Oxygen Service: Do it Before or After Assembly?
- Astro Pak Recognized Again as One of the Best Places to Work in Orange County
- Understanding the Modernization of Cosmetics Regulation Act (MoCRA)
- Understanding QQ-P-35: The Predecessor of ASTM A967 and AMS 2700
- Can You Passivate Carbon Steel?
- Astro Pak Continues to Commit to Industry Leadership with Engineering, Research & Development Moves
- Precision Cleaning Standards: IEST-STD-CC1246, MIL STD 1246, CGA G-4.1
- Deep Dive into SEMI F19: Protecting the Integrity of Wetted Surfaces of Stainless Steel Components
- Field-Erected Tanks: Design, Construction, and Maintenance
- ASME BPE Surface Finish Designations: Ensuring Purity and Smooth Surfaces in High Purity Piping and Fittings
- What is the Passivation Process?
- Type Three Rouge: Stable, not Passive
- Introduction to AMS 2700 – Passivation of Corrosion Resistant Steels
- Meeting ASTM B912 – Standard for Passivating Stainless Steel through Electropolishing
- Winemaking: Proper Cleaning & Maintenance for Fermentation Systems
- Robert Schuck Appointed VP of (IOA) Municipality Committee
- The Dangers of Self-Performing Pickling on Welds
- Jordan Schaecher Voted Vice-Chair of ASME BPE Surface Finish Subcommittee
- Preparing Stainless Steel for Use in Municipal Water Systems
- Microbiologically Influenced Corrosion – The Stealth Threat to Stainless Steel
- Surface Roughness Average (Ra): Definition, Chart, and Measurement Guide
- Bradley Hostetler Joins Astro Pak as Its In-House Metallurgist
- Unpacking ASTM A967 – Industry Standard for Chemical Passivation Treatments
- Thinking of High Purity Welding? Protect Your TIG Welds
- Astro Pak Opens New Field Office in Dallas/Fort Worth, Texas
- High Purity Water Systems – What They Are, and How They’re Cleaned
- Overview of ASTM A380 – Industry Standard for Cleaning, Descaling, & Passivation of Stainless Steel
- The Metallurgy of Welding Stainless Steel
- How Long Will Passivation Last?
- ASME Updates BPE Standards to Clarify that Passivation is NOT Flushing
- Astro Pak Promotes Jonathan Hopkins to VP of Operations – Cleanroom Services
- Introduction to ASME Standards
- Mobile Cleanrooms – Key to Semiconductor Manufacturing Construction
- What is Clean-In-Place (CIP)?
- Astro Pak Refreshes Its Core Values Drawing on Team Members to Help
- Transportation Tank Cleaning and Passivation
- Michael Johnson Joins Astro Pak as Director of Technical Services
- Preventing Oxygen Fires with ASTM G93 and CGA G-4.1
- Comparing 2B Surface Finish With and Without Electropolishing
- Mobile Cleanrooms vs. Modular Cleanrooms
- Myth – Rouge is a Protective Layer
- Jeremy Galtier joins Astro Pak as VP of Environment, Health, Safety and Regulatory (EHS&R)
- Visual Examinations for Corrosion and Damage
- Astro Pak’s Derouging Process Shows Promise for St. Louis’ Gateway Arch
- Electropolishing and Derouging to Ensure a Smooth Operation
- How to Choose the Right Passivation Service Provider
- Benefits of On-Site Electropolishing
- Astro Pak Provides Support to American Manned Space Programs
- The Importance of Passivated Stainless Steel for Biopharmaceutical Applications
- Don’t Let Rouge Get Carried Away: The Effects of Rouge and the Importance of Derouging and Passivating
- Use a Data-Based Approach to Derouging and Passivation Maintenance
- Test for Passivity – Analyze Your Metal’s Surface Condition
- Astro Pak Opens Ontario, CA Field and Shop Services Office
- What Chemicals Are Used to Passivate and Why?
- The Importance of Time and Temperature for Passivation
- What are the ASTM Standards and Why are They Used?
- Cleanrooms, Cleanliness and Classifications
- Clean, Derouge, Passivate – A Tour of the Passivation Treatment Process
- 5 Benefits to Renting a Mobile Cleanroom
- Passivated Components – Proper Handling and Storage After Treatment
- FSMA Standards for Construction and Sanitary Welding of Food-Grade Equipment
- Common Types of Corrosion
- Cleaning Stainless Steel in the Midst of a Pandemic
- Overview of Stainless Steel Surface Finishes
- Astro Pak Update on COVID-19
- Electrolytic Cleaning and Electropolishing Compared
- Electrolytic Cleaning: A Faster Alternative for Rouge & Heat Tint Removal
- What Determines the Best Food Grade Stainless Steel?
- Astro Pak CFO Todd Dean Becomes Company’s Chief Operating Officer
- Food Production System and Equipment Cleanliness in the Age of FSMA
- Robert Pozil to Head New Business Development Department for Astro Pak
- Keith Marlin Promoted to Vice President of Field Services – Eastern Operations
- Jeff Wassenaar Promoted to Vice President Field Services, Sales
- Citric Acid Passivation of Stainless Steel Used in Aerospace Applications
- Precision Cleaning Explained
- Rouging of Stainless Steel in High Purity Water Systems
- Astro Pak Ranked #1 Best Place to Work in Orange County
- Is Electropolishing Necessary?
- Does FSMA Have You Questioning Your Quality Protocols?
- Frequently Asked Questions About Electropolishing
- Astro Pak Hosts 60th Anniversary Celebrations at Each of Its Locations
- Astro Pak: Using Training to Lead the Way
- Scott Dowd Joins Astro Pak as Vice President of Information Technology
- Astro Pak Welcomes the Space Coast to its Florida Facility Open House
- Astro Pak Preps for Mars 2020
- Astro Pak’s New Cleanroom Featured
- Astro Pak’s New Space Coast Facility – Now Open!
- Astro Pak at the Top of the Pack in Orange County Businesses
- Astro Pak Moves Northwest Division – Fairfield
- Astro Pak Supports the Search for Dark Matter – The LZ Dark Matter Experiment
- Can Wine Be Used For Passivation?
- Jonathan Hopkins Appointed General Manager of Chemko – A Division of Astro Pak
- Astro Pak’s Patrick Banes Appointed New Chairman of the ASME BPE Surface Finish Subcommittee
- Astro Pak Presents at the SAE G3 Conference
- Astro Pak Corporation Plays Critical Role In Supporting LIGO
- Astro Pak Corporation Acquires Chemko Technical Services
- Astro Pak Names Ken Carroll as President
- Astro Pak Launches New Website
- Astro Pak Names Todd Dean as Chief Financial Officer
- Ask expert, Daryl Roll, P.E., your cleaning & passivation, chemical processing or corrosion control questions on his new blog today!
- Astro Pak Sets New Standard in Precision Chemical Cleaning
- Astro Pak Hires Tina Smith As Business Development Manager for New England
- Astro Pak Announces New Electropolishing & Mechanical Polishing Service Offering
- Astro Pak Opens New Office in North Carolina
- Astro Pak Featured in LA Business Journal – ‘Cleaning Up’
- Astro Pak Unveils Largest Contract Precision Cleaning Cleanroom
- Astro Pak Names Dr. Brent Ekstrand as Vice President of Technology & Quality
- Astro Pak Promotes Robert Pozil as Senior Vice President of Sales & Marketing
- Astro Pak Names Tommy Tate Vice President Field Operations, Western Region
- Astro Pak’s CA Precision Cleaning Facility Earns ISO Certification