Nai-Lok 300ml Seamless Double Ended Sampling Cylinder 316L Stainless Steel 1/4 Fnpt 1800psi
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Product Highlights
- Premium 316L Stainless Steel: Constructed from seamless 316L stainless tubing for superior corrosion resistance and mechanical strength.
- TPED Compliant Design: Fully compliant with Transportable Pressure Equipment Directive for safe international transport.
- Double-Ended Configuration: Features 1/4" to 1/2" FNPT female connections for versatile sampling applications.
- UHP Surface Finish Options: Available with BA (Bright Annealed) or EP (Electropolished) finishes for ultra-high-purity gas handling.
- Comprehensive Leak Testing: 100% tested via hydrostatic and helium leak tests at rated pressure to ensure integrity.
- Flexible Customization: Offers OEM/ODM services with customizable sizes, materials, and pressure ratings up to 5000psi.
- Diverse Alloy Selection: Available in Hastelloy, Inconel, Monel, and other alloys for specific chemical resistance needs.
Product Attributes
- Customization
- Available
- After-sales Service
- 1 Year
- Warranty
- 1 Year
- Model NO.
- Sample cylinder
- Function
- Storage Pressure Vessel, Separation Pressure Vessel, Heat Pressure Vessel, Reaction Pressure Vessel
- Application
- Gas
- Material
- Stainless Steel
- Pressure
- 1.6MPa≤p<10.0MPa
- Storage Medium
- Highly Toxic
- Pressure Level
- Medium Pressure (1.6MPa≤p<10.0MPa)
- Condition
- New
- OEM Service
- Available
- Size
- 1/4''
- Province
- Shanghai
- Color
- Silver
- MOQ
- 20
- Working Pressure
- 1800psi-5000psi
- Body Material
- Stainless Steel 316
- Head Shape
- Hexagon/Round
- Port Size
- 1/4''female NPT
- Keywords1
- Instrument Sample Cylinders
- Transport Package
- Box Packing, Carton Box, Wooden Case
- Specification
- 1/4''
- Trademark
- NAI-LOK
- Origin
- China
- HS Code
- 7311001000
- Production Capacity
- 10000/Month
- Package Size
- 30.00cm * 25.00cm * 10.00cm
- Package Gross Weight
- 2.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Nai-Lok 300ml Seamless Double Ended Sampling Cylinder 316L Stainless Steel 1/4 Fnpt 1800psi
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Nai-Lok 300ml Seamless Double Ended Sampling Cylinder 316L Stainless Steel 1/4 Fnpt 1800psi -
Nai-Lok 300ml Seamless Double Ended Sampling Cylinder 316L Stainless Steel 1/4 Fnpt 1800psi -
Nai-Lok 300ml Seamless Double Ended Sampling Cylinder 316L Stainless Steel 1/4 Fnpt 1800psi -
Nai-Lok 300ml Seamless Double Ended Sampling Cylinder 316L Stainless Steel 1/4 Fnpt 1800psi -
Nai-Lok 300ml Seamless Double Ended Sampling Cylinder 316L Stainless Steel 1/4 Fnpt 1800psi -
Nai-Lok 300ml Seamless Double Ended Sampling Cylinder 316L Stainless Steel 1/4 Fnpt 1800psi -
Nai-Lok 300ml Seamless Double Ended Sampling Cylinder 316L Stainless Steel 1/4 Fnpt 1800psi
Find Similar Products
Product Description
The NAI-LOK Stainless Steel 316L 300ml 1/4 FNPT Double Ended 1800psi TPED Compliant Gas Seamless Sampling Cylinder is precision-engineered to safely store and transport high-purity or hazardous gas and liquid samples. Manufactured using seamless 316L stainless steel tubing, the cylinder is double-ended with 1/4" FNPT connections, offering exceptional corrosion resistance and mechanical strength.
Designed in compliance with TPED (Transportable Pressure Equipment Directive) standards, this sampling cylinder is suitable for use in petrochemical, refining, and hydrocarbon analysis systems, where safe containment, cleanliness, and integrity are critical.
Ideal for offshore installations, lab environments, and field applications, each cylinder is 100% tested and certified, with optional internal surface finishes such as BA (Bright Annealed) or EP (Electropolished) for ultra-high-purity gas handling.
Key Features:
-
Material: Stainless Steel 316L, Alloy 625,800,825, Alloy 400
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Capacity: 150 cc-2250 cc
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Design: Double-Ended with 1/4" -1/2'' FNPT Female Connections
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Construction: Seamless Tubing
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Pressure Rating: 1800 psig / 124 bar
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Finish: Electropolished or Mechanical Polish (optional)
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Temperature Range: -20°C to +204°C (-4°F to +400°F)
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Leak Tested: Hydrostatic and Helium Leak Testing Available
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Cleanliness: Available in BA/EP Grade for UHP Service
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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. |
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI264759". Items marked "
" are certified.
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Company Profile
Established in 2000, NAI-LOK has made a name of itself in the list of top suppliers of in China. We focus on the production, research and development, sales of instrumentation valves and alloy valves. We have more than 20 years of precision valve manufacturing and 10 years of export experience.
Our strict control and management of the entire production process enables us to provide products that meet our customers' requirements for product safety, functionality and design at competitive prices, while ensuring the shortest lead times in the market.
We have the capability to manufacture and supply 4 different product categories, including:
1. General Instrumentation Valves and Fittings
2. High Purity & Ultra High Purity Products- NAI-LOK UHP PRODUCTS, Regulator, Bellows Valve, 3 PC high purity ball valve, Diaphragm Valve, Weld Fitting, Face seal Fitting, Gas Stick.
3. Hose & Tubing
4. Special Alloy Valves, fitting and tubings. Including material S31254 (6 Moly), Alloy 400, HC-276, C22, B3, Alloy 625, Duplex steel 2205 /2507 etc.
We hope there will be opportunities for cooperation.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- 397 Damuqiao Road, Shaxi Town, Taicang City, Suzhou, Jiangsu, China
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Terms of Payment
- LC, T/T
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: one month -
Nearest Port
- Shanghai Port
-
Minimum Order Quantity
- 1 Piece
Our Production Capability & Technical Expertise
- Main Products
- Gas Delivery System, Ball Valve, Pressure Regulator, Alloy Valve, 2/3/5 Valve Manifold, Instrumentation Ball Valves, Sample Cylinder, Pipe & Tube Fittings, Needle Valve, Hose & Tubing
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
-
Repeat Buyers Choice
- 50%~80%
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015, ISO14001
FAQ
- What materials are available for the sampling cylinder?
- Standard material is 316L Stainless Steel, with options including Alloy 625, 800, 825, Alloy 400, and various Hastelloy and Inconel grades.
- What is the maximum working pressure?
- The standard working pressure is up to 3000 psi (206 bar), but it is customizable up to 5000 psi.
- Can the cylinder be customized for specific applications?
- Yes, we offer flexible customization including size, material, pressure rating, and surface finishes like BA or EP.
- What is the warranty period for this product?
- We provide a 1-year warranty covering mechanical defects for all our pressure vessels.
- What is the minimum order quantity (MOQ)?
- The minimum order quantity is 20 units.
- Is the product suitable for hazardous gas transport?
- Yes, it is TPED compliant and designed for safe storage and transport of high-purity or hazardous gas and liquid samples.
- What is the lead time for production?
- The average lead time is within 15 workdays for both peak and off-peak seasons.
- How is the product tested before delivery?
- Each cylinder undergoes 100% inspection including visual checks, function tests, and hydrostatic/helium leak testing.
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