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Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge

Suzhou Nai Lok Fluid Technology Co., Ltd.
  • Audited Supplier
  • 5 yrs

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Product Highlights

  • Military-Grade Pressure Rating: Supports 1800psi, 3000psi, and 5000 PSIG working pressure for high-pressure gas sampling.
  • Zero-Leak Seamless Design: Seamless cold-drawn tubing ensures uniform wall thickness and eliminates weld failure risks.
  • Corrosion-Resistant Materials: Available in 316L SS, 904L, Alloy 625, and other super alloys for harsh environments.
  • Customizable Volume Options: Volumes range from 150ml to 1 Gallon with customizable connection types and integration.
  • Safety-Enhanced Coatings: Vulcanization and Sulfur Passivation coatings protect against H2S-rich environments.
  • Quick-Connect System: Pre-installed needle valve with NPT female threads ensures bubble-tight sealing.
  • NACE MR0175 Compliant: Alloy 625 construction resists chloride stress corrosion cracking for offshore applications.
  • OEM/ODM Support: Full customization available based on pressure, temperature, and media requirements.

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Product Images of Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge

Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge pictures & photos
Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge pictures & photos
Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge pictures & photos
Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge pictures & photos
Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge pictures & photos
Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge pictures & photos
Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
  • Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
  • Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
    Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
  • Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
    Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
  • Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
    Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
  • Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
    Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
  • Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
    Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
  • Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
    Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge

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Product Description

Product Description

Nai-Lok 6Mo S31254 Double Ended 1/4 Fnpt Sample Cylinder 1000ml 500ml for Manifold Sampling System with Outage Tube and Needle Valve
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 Coating

Product Parameters

Key Features (Bullet Points)

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
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

Technical Specifications

Parameter Detail
Material 316L Stainless Steel (Optional: 904L/Alloy 625/HC276/alloy400,6Mo)
Pressure 1800psi,3000psi,5000 PSIG (344 bar) tested
Volume 150ml, 300ml, 500ml, 1000ml, 1500ml, 2000ml, 1Gal (customizable)
Connections Double-ended 1/4" or 1/2" Female NPT
Valve Integral needle valve + quick coupling
Surface Treatment Vulcanization/Sulfur Passivation Coating
Standards MTC CO Test Report (certificates available)
Materials
Grade/Cylinder
Specification
Working
pressure,
psig (bar)
Internal
Volume
cm³± 5%
P-Female
NPT
Dimension,in.(mm)
D L Minimum wall
thickness
Weight
lb(kg)
Double-Ended
316L S.S 1800(124) 150  1/4 or 1/2 2.00(50.8) 5.25(133) 0.093(2.4) 0.94(0.43)
300 8.94(227) 1.80(0.82)
500 13.8(351) 2.60(1.20)
316L S.S 3000(344) 150 1/4 or 1/2 1.90(48.2) 8.00(203) 0.240(6.1) 3.00(1.40)
300 14.5(368) 5.60(2.50)
500 23.5(597) 9.10(4.10)
Alloy 400/625 HC276 HC22/904L/6Mo 1800(124) 150  1/4 or 1/2 2.00(50.8) 5.25(133) 0.093(2.4) 0.94(0.43)
300 8.94(227) 1.80(0.82)
500 13.8(351) 2.90(1.3)

Material Options

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.

Application

Sampling Systems offers many different liquid sampler options for collecting liquid samples. These units allow the user to collect samples from a wide range of applications, from high pressure to low pressure, and various different temperature ranges. Many of the options can be modified to operate automatically.

Industry Applications

Oil & Gas

  • Wellhead VOC sampling

  • Pipeline corrosive media collection (H2S/CO2)

  • Refinery process gas analysis

Chemical/Pharmaceutical

  • Flammable liquid transfer (benzene, ethers)

  • Reactive chemical storage

Environmental Monitoring

  • Stack emission testing (SO2/NOx)

  • Hazardous waste sampling

Our Advantages

Why Choose Us?

 OEM/ODM Support - Provide your pressure/temperature/media details for custom solutions
 Full Sampling Systems - We manufacture cylinders, coolers, valves, and fittings as integrated systems
 Hazardous Area Certified - ATEX/IECEx compliant designs available
 Quality Assurance - 100% pressure tested with hydrostatic reports

FAQ

Q: Can this cylinder handle liquid samples?
→ Yes, with proper valve configuration (specify viscosity/particulates).

Q: Is the needle valve replaceable?
→ Yes, valves use standard NPT threads for easy maintenance.

Q: Do you provide automatic sampling systems?
→ We design manual/pneumatic/electric systems per your process requirements.

Primary Keywords:
High-pressure gas sample cylinder, 316L stainless steel sample bottle, Seamless gas sampling container

Industry Keywords:
Petrochemical sampling equipment, VOC collection system, ATEX pressure vessel, Process gas analyzer cylinder

Long-Tail Google Keywords:
5000 PSIG sample cylinder for refinery, Explosion-proof gas sampling bottle, Custom NPT threaded sample containers

Detailed Photos

Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure GaugeNai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure GaugeNai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure GaugeNai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge

Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge
Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge

 

 
Nai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure GaugeNai Lok 6mo S31254 Double Ended 1 4 Fnpt Seamless Sample Cylinder 1000ml 500ml PTFE Coating for Manifold Sampling System with Needle Valve Pressure Gauge

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 "verified" are certified.

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Suzhou Nai Lok Fluid Technology Co., Ltd.
Suzhou Nai Lok Fluid Technology Co., Ltd.
Suzhou Nai Lok Fluid Technology Co., Ltd.
Suzhou Nai Lok Fluid Technology Co., Ltd.
Suzhou Nai Lok Fluid Technology Co., Ltd.
Suzhou Nai Lok Fluid Technology Co., Ltd.
Suzhou Nai Lok Fluid Technology Co., Ltd.
Suzhou Nai Lok Fluid Technology Co., Ltd.

About Our Factory & Business Background

verified Business Type
Manufacturer/Factory & Trading Company
Address
397 Damuqiao Road, Shaxi Town, Taicang City, Suzhou, Jiangsu, China
verified Terms of Payment
LC, T/T
verified International Commercial Terms(Incoterms)
FOB, CIF, CFR, EXW
Average Lead Time
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: one month
verified Nearest Port
Shanghai Port
verified 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
verified Inspection Type for Finished Products
100% inspection(Visual inspection & Function inspection)
verified Inspection Method for Finished Products
Have instructions and uniformly followed
verified Customization Options
Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
verified 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
verified Repeat Buyers Choice
50%~80%

Our Certifications, Standards & Industry Recognition

verified Management System Certification
ISO9001:2015, ISO14001

FAQ

Can this cylinder handle liquid samples?
Yes, with proper valve configuration (specify viscosity/particulates).
Is the needle valve replaceable?
Yes, valves use standard NPT threads for easy maintenance.
Do you provide automatic sampling systems?
We design manual/pneumatic/electric systems per your process requirements.
What materials are available for the cylinder?
Options include 316L SS, 904L, Alloy 625, HC276, Alloy 400, and 6Mo.
What is the minimum order quantity?
The minimum order quantity is 1 piece.
What is the lead time for orders?
Peak season lead time is within 15 workdays, while off-season is one month.
Are the products certified for hazardous areas?
Yes, ATEX/IECEx compliant designs are available for hazardous area applications.
What payment terms do you accept?
We accept LC and T/T payment terms.

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