NAl-LOK brand was established in Shanghai in 2000, we focus on the production, research and development, salesof instrumentation valves, fittings, hose & tubing.
Our strict control and mananemen of the enlire production process enables us to provide products that meet our customers reauirements for productsafety, functionality and design at competitive prices, while ensuring the shortest lead times in the market.
We have the world's advanced processingequipment, testing equipment, class 1000 grade clean room to ensure quality control and on time delivery.We strive to develop, serve global customers and provide stable and reliable products.
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
3.Hose & Tubing
4.Special Alloy Valves
Features
·Sizes from 10 to 3785cm³(1 gal).
·Working pressures up to 5000 psig(344 bar).
·304L,316L stainless steel,Hastelloy, Monel upon request.
·Body made of seamless tubing provides consistent wall thickness size and capacity.
·All double-ended cylinders are hydrostatically tested to at least 5/3 times the working pressure.
Accessories,such as valves,relief devices,ou tage tubes,carrying handles, caps and plugs available.
Special Application Sample Cylinder
Sulfinert coated sample cylinders available,Sulfinert coating to provide stable storage of sulfur compounds at ppb levels in petroleum samples for a long time.
To order Sulfinert coated products,pleaseadd -Sl as a suffx to the standard ordering number.
Ordering Informatin
Material Grade/ CylinderSpecification |
Pressure Rating psig(bar) |
Internal Volume
cm³ ±5% |
P
in. |
Ordering Number |
Dimensions,in. (mm) |
Weight (kg) |
A |
B |
T |
Double-Ended |
304LSS/ 1800 |
1800(124) |
40 |
1/8 |
304L-2-40 |
1.25(31.8) |
3.88(98.6) |
0.070 (1.8) |
0.31(0.14) |
50 |
1/4 |
304L-4-50 |
1.50(38.1) |
3.75(95.2) |
0.093(2.4) |
0.38(0.17) |
75 |
304L-4-75 |
4.94(125) |
0.62(0.28) |
150 |
304L-4-150 |
2.00(50.8) |
5.25(133) |
0.94(0.43) |
300 |
304L-4-300 |
8.94(227) |
1.6(0.73) |
400 |
304L-4-400 |
11.4(290) |
2.1 (0.95) |
500 |
304L-4-500 |
13.8(351) |
2.6(1.2) |
304L SS/ 1800 |
1800(124) |
1000 |
1/4 |
304L-4-1000 |
3.50(88.9) |
10.9(277) |
0.180(4.6) |
6.5(2.9) |
1/2 |
304L-8-1000 |
2250 |
1/4 |
304L-4-2250 |
4.00(102) |
17.2(437) |
0.206(5.2) |
14(6.4) |
1/2 |
304L-8-2250 |
3785(1 gal) |
1/4 |
304L-4-1GAL |
26.7(678) |
21(9.5) |
1/2 |
304L-8-1GAL |
316L SS/ 1800 |
1800(124) |
150 |
1/4 |
316L-4-150 |
2.00(50.8) |
5.25(133) |
0.093(2.4) |
0.94 (0.43) |
300 |
316L-4-300 |
8.94(227) |
1.6(0.73) |
500 |
316L-4-500 |
13.8(351) |
2.6(1.2) |
316LSS/ 5000 |
5000(344) |
150 |
316L-50DF4-150 |
1.90(48.2) |
8.00(203) |
0.240(6.1) |
3.0(1.4) |
300 |
316L-50DF4-300 |
14.5(368) |
5.6(2.5) |
500 |
316L-50DF4-500 |
23.5(597) |
9.1(4.1) |
Alloy 400/ 1800 |
1800(124) |
150 |
M-4-150 |
2.00(50.8) |
5.25(133) |
0.093(2.4) |
0.94(0.43) |
300 |
M-4-300 |
8.94(227) |
1.8(0.82) |
500 |
M-4-500 |
13.8(351) |
2.9(1.3) |
Custom design services are available! User shall provide effective on-site sampling media pressure, temperature, type of media and specific on-site sampling environment for us.
Sampling Systems Points designs and manufactures by ourself, assemble many spare parts of liquid samplers, Sample Cylinder, and sample coolers, valves, tube fitting, flange and do on. These systems collect toxic or volatile organic chemicals and process streams, and prevent the escape of emissions into the atmosphere. This is a new non-leaking, pollution free sampler which is used for sampling all kinds of toxic, corrosive, explosive and flammable samples from petrochemical process pipe.
Our Sampling System Units performs these tasks obtaining representative and contamination-free samples safely. All sampling systems whether gas samplers, liquid samplers, or custom samplers, can be made to operate manually or automatically and are designed to meet hazardous area classifications if applicable.
Custom design services are available! We can also design and manufacture sealed sampling device to meet your special technical and safety requirements.
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.



