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Nai-Lok 6Mo S31254 Double Ended 1/4 Fnpt Sample Cylinder 1000ml 500ml for Manifold Sampling System with Outage Tube and Needle Valve Plug in End protecting for needle valve when transportation
NACE MR0175 Compliant Alloy 625 Double End 500ml Sample Cylinder Chloride Stress Corrosion Cracking Resistant For Offshore Oil and Gas Sampling Systems 150ml 300ml 500ml 1000ml 1500ml 2000ml 1 Gal Gas Sample Cylinder for Oil and Gas with Quick Coupling
Pressure Vessel for Sample System Seamless Gas Sample Containers Gas Bottle
Treatment: Vulcanization Coating, Sulfur Passivation PTFE Coating
Military-Grade Pressure Rating - 1800psi,3000psi,5000 PSIG (344 bar) working pressure, ideal for high-pressure gas sampling in oil/gas applications
Zero-Leak Design - Seamless cold-drawn tubing body ensures uniform wall thickness and eliminates weld failure risks
Corrosion-Resistant Materials - 316L SS (standard), with options for 904L (chloride resistance) or Alloy 625 (acidic environments)
Safety-Enhanced Coatings - Vulcanization/Sulfur Passivation coatings for H2 S-rich environments (API compliance)
Quick-Connect System - Pre-installed needle valve + NPT female threads for bubble-tight sealing
Customizable - Volume (150ml-1Gal), connection types (1/4" or 1/2" NPT), and automated sampling integration
Double-Ended Design - Allows easy filling and draining with 1/2" and 1/4" female NPT ports for flexible integration into sampling systems.
High-Performance Materials - Available in special alloys (Inconel®, Hastelloy®, Monel®) and duplex/super duplex steel (UNS S31803, S32750, S32760) for superior corrosion resistance.
Extreme Durability - Engineered to withstand high-pressure, high-temperature (HPHT) conditions, sour service (HS), and aggressive media.
Precision Machining - Smooth internal finish minimizes contamination risk, ensuring accurate and representative fluid samples.
Reliable Sealing - Compatible with PTFE, Grafoil®, or metal gaskets for leak-free performance in critical applications.
| Stainless Steel 316 | Excellent general corrosion resistance, good mechanical strength, and weldability. SS316L (low carbon) offers superior resistance to sensitization (carbide precipitation) in welded applications. |
6 Moly (6% Molybdenum Super Austenitic, UNS S31254, N08367) |
Enhanced pitting/crevice corrosion resistance (PREN >40), high chloride tolerance, and acid resistance surpassing standard stainless steels. |
| Duplex Steel (UNS S31803 / S32205) | Excellent chloride and stress corrosion cracking resistance. |
| Super Duplex Steel (UNS S32750 / S32760) | Enhanced strength and pitting resistance for harsh offshore/chemical environments. |
| Inconel ® 625 (UNS N06625) | Resists oxidation and acidic corrosion. |
| Hastelloy ® C276 (UNS N10276) | Ideal for sulfuric, hydrochloric, and other aggressive acids. |
| Monel ® 400 (UNS N04400) | Superior performance in seawater and hydraulic flow acid. |
Oil & Gas: Wellhead sampling, produced fluids, sour gas (H2S/CO2).
Chemical Processing: Acid, alkali, and solvent sampling.
Power Plants: Boiler water, steam, and condensate analysis.
Pharmaceutical & Food: High-purity fluid transfer.
Offshore/Marine: Seawater sampling, splash zones, and high-salinity brines.
Chemical/Petrochemical: Concentrated chlorides, sulfuric/phosphoric acids, and bleach (hypochlorite) solutions.
Pollution Control: Flue gas desulfurization (FGD) scrubber systems.
Pulp & Paper: Aggressive bleaching liquors and acidic digesters.
Alternative to Duplex: When higher ductility or avoidance of sigma phase (from heat exposure) is required.


