| Customization: | Available |
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| After-sales Service: | 1 Year |
| Warranty: | 1 Year |
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The NAI-LOK Seamless Gas Sampling Cylinder is designed for safe, reliable, and efficient collection and storage of gas or liquid samples in laboratory, field, and offshore applications. Manufactured from 316L stainless steel, the cylinder offers outstanding corrosion resistance against H2S, CO2, and chloride environments, making it ideal for petroleum, natural gas, and chemical analysis.
With a working pressure up to 5000 psi (350 bar) and a 1000ml internal capacity, this high pressure double ended sampling cylinder ensures leak-free operation under demanding conditions. The cylinder is equipped with 1/4 inch Female NPT end connections, providing compatibility with a wide range of instrumentation setups.
Each cylinder is seamless and hydrostatically tested, meeting international standards for safety and performance. Options are available for different materials such as Hastelloy®, Monel®, Alloy 400, and Inconel® for specialized applications.
Key Features:
Material: Stainless Steel 316L, Alloy 625,800,825, Alloy 400
Capacity: 150 cc-2250 cc
Design: Double-Ended with 1/4" -1/2'' FNPT Female Connections
Construction: Seamless Tubing
Pressure Rating: 1800 psig / 124 bar
Finish: Electropolished or Mechanical Polish (optional)
Temperature Range: -20°C to +204°C (-4°F to +400°F)
Leak Tested: Hydrostatic and Helium Leak Testing Available
Cleanliness: Available in BA/EP Grade for UHP Service
Applications: Oil & Gas Sampling, Laboratory, Environmental Monitoring, Analytical Systems
| Parameter | Details |
|---|---|
| Product Name | Double-Ended Gas Sample Cylinder |
| Brand | NAI-LOK |
| Body Material | 316L Stainless Steel (ASTM A269 / A479); Alloy 400 |
| Connection Type | 1/4" NPT Female / 1/2" NPT Female |
| Working Pressure | Up to 3000 psi (206 bar) standard (customizable) |
| Temperature Range | -40°C to +200°C (-40°F to +392°F) |
| Capacity Options | 150ml, 300ml, 500ml, 1000ml, 2000ml , 3750ml |
| Certification | Pressure Test Certificate |
| End Caps | Stainless Steel or Plastic Dust Caps |
| Optional Features | Needle Valves, Handles, Mounting Brackets |
| Cleaning | Cleaned for Hydrocarbon or Oxygen Service |
| Application Media | Hydrocarbon, Natural Gas, Industrial Gases, Steam |
| Testing | 100% Helium/Nitrogen Leak Test at Rated Pressure |
| Material / Alloy | UNS Number | Main Characteristics |
|---|---|---|
| Hastelloy® C276 | UNS N10276 | Excellent resistance to strong oxidizers, chlorine, and a wide range of chemical environments. |
| Hastelloy® B2 | UNS N10665 | Outstanding resistance to hydrochloric acid at all concentrations and temperatures. |
| Hastelloy® B3 | UNS N10675 | Better thermal stability and corrosion resistance than B2, especially against hydrochloric acid. |
| Hastelloy® C22 | UNS N06022 | Superior resistance to oxidizing aqueous media, including wet chlorine and nitric acid. |
| Inconel® 600 | UNS N06600 | Excellent resistance to oxidation and corrosion, good strength at high temperatures. |
| Inconel® 625 | UNS N06625 | High strength and outstanding fatigue and thermal-fatigue resistance, excellent corrosion resistance. |
| Incoloy® 800H / 800HT | UNS N08810 / N08811 | Good strength and oxidation resistance at elevated temperatures, used in heat exchangers and furnace components. |
| Monel® 400 | UNS N04400 | High strength and excellent resistance to seawater, acids, and alkalis. |
| Alloy 20 | UNS N08020 | Excellent resistance to sulfuric acid, used in chemical and petrochemical industries. |
| Alloy 254 SMO® (6Mo) | UNS S31254 | Superior resistance to pitting, crevice corrosion, and chloride stress corrosion cracking. |
| Super Duplex® 2507 | UNS S32750 | High mechanical strength and resistance to pitting, crevice corrosion, and stress corrosion cracking. |
| Duplex 2205 | UNS S32205 | Balanced austenitic-ferritic structure, good resistance to chloride stress corrosion cracking. |
| 904L Stainless Steel | UNS N08904 | Excellent resistance to strong reducing acids (sulfuric acid), superior to 316L in corrosion performance. |
| Alloy C4 | UNS N06455 | Excellent resistance to strong oxidizing agents, even at elevated temperatures. |
| Alloy 825 (Incoloy® 825) | UNS N08825 | Good resistance to sulfuric and phosphoric acids, widely used in chemical processing. |
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