Since 1992, Chemtech International Inc. has been an exclusive and authorized distributor of Sherwood brand chlorine valves and accessories for compressed gas cylinders and ton containers. Chemtech is the preferred Sherwood Valve supplier for all segments of the compressed gas industry around the world, from industrial gases, medical and semiconductor to welding, mining and alternative energy companies.

Safety & Performance

Whether you are the producer, supplier or end user of welding or medical gas mixtures, or any of the most commonly used gases, including chlorine, hydrogen, helium, nitrogen, carbon dioxide and argon, we know safety and performance are your top priorities. This is why we only distribute Sherwood valves and accessories.

Quality, Safety, & Innovation

Sherwood Valve has built its reputation on quality, safety, and innovation for over 90 years. All Sherwood valves are manufactured with the industry’s latest technologies and automated processes to increase quality and lower production costs for our customers. Advanced inspection and process controls, including infrared thermal imaging, are implemented at every stage in the manufacturing process to maintain highest product quality, reliability, and safety.

Top Performance, Reliability & Increased Durability

Since Sherwood Valve is a totally integrated valve manufacturer, all valve components including rods and raw forgings, are designed and manufactured by Sherwood’s own development team, which ensures top performance, reliability and increased durability of Sherwood valves.

Gas Cylinder Valve Standards

Sherwood Valve is fully certified to the stringent standards of ISO 9001, and all Sherwood valves are designed to meet the industry standards set by the Compressed Gas Association, the Chlorine Institute, FDA, Underwriters Laboratories, OSHA, and U.S. Government military specifications. Only highest quality materials are used to manufacture Sherwood valves, to meet industry and customer’s requirements for top performance, quality, and safety.

Leading Distributor & Supplier

For over 20 years, Chemtech has been the leading distributor and supplier of Sherwood brand valves, serving North America, Asia, Europe, Middle East, South America, Israel and Africa. We offer a wide range of Sherwood specialty gas valves and related safety products, such as emergency kits, gas leak detectors and analyzers.

Chlorine gas products

Robust Valve

robustvalve Sherwood Cylinder Valves

Basic Valve

basicvalve Sherwood Cylinder Valves

Parts and Accesories

Fusible Plugs

fusibleplugs Sherwood Cylinder Valves


yoke Sherwood Cylinder Valves
flexconnectors Sherwood Cylinder Valves

High Flow Yoke Adaptors

HYokeAdaptors Sherwood Cylinder Valves


wrenches Sherwood Cylinder Valves

Specialty Gas Products

Diaphragm Packless
Lecture Bottle Valves

sdiaphragm Sherwood Cylinder Valves

Brass Diaphragm Valves

brass Sherwood Cylinder Valves

303 sS Diaphragm Packless Valves

303 Sherwood Cylinder Valves

316L SS
Diaphragm Valves

316L Sherwood Cylinder Valves

Aluminum Silicon Bronze
Packed wrench-Operated

Aluminum Sherwood Cylinder Valves

Low Pressure
Brass Diaphragm

lowpressure Sherwood Cylinder Valves

Compressed Gas Products

Global Industrialized
Gas Valves

gliv Sherwood Cylinder Valves

For Manifold, Oxygen
and Fuel Gas

manifold Sherwood Cylinder Valves

Large Cylinder
Acetylene Valves

lvylinder Sherwood Cylinder Valves

Vertical Outlet
Acetylyne Valves

voutlet Sherwood Cylinder Valves

Residual Pressure Valves

residualpressuregas Sherwood Cylinder Valves

Global Valves for
Use in MRI

global Sherwood Cylinder Valves

Global Industrial Gas
Valves for
Flammable Gases

globalindustrialized Sherwood Cylinder Valves
Chemtech International’s products are great. I have never had any issue with the company. The provide great customer service!
- Brian Brown, Progressive Rail
default Sherwood Cylinder Valves

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