Hamai Co., Ltd.'s Company Profile and Products

■A long-selling model of valves for LP gas containers that boasts the top market share A long-selling model of brass valves for...

• Valves

• Manual Valves

■Valve for LP gas containers for small containers weighing less than 5 kg Brass valve for liquefied petroleum gas containers to...

• Valves

• Manual Valves

■Take-out valve for vapor container with siphon pipe Brass vapor container take-out valve. Can be used for 50kg LP gas vapor co...

• Valves

• Manual Valves

■Take-out valve for 50Kg vapor container Brass vapor container take-out valve. Compatible with LP gas fluid and can be used in ...

• Valves

• Manual Valves

■Compatible with LP gas/Filling valve for automobile containers A brass filling valve for LP gas vehicle containers that is an ...

• Valves

• Manual Valves

■Compatible with LP gas. Take-out valve for automobile containers Brass take-out valve for LP gas vehicle containers, equipped ...

• Valves

• Manual Valves

■Compatible with LP gas. Take-out valve for automobile containers Brass take-out valve for LP gas vehicle containers equipped w...

• Valves

• Manual Valves

■Compatible with LP gas. Take-out valve for automobile containers Brass take-out valve for LP gas vehicle containers equipped w...

• Valves

• Manual Valves

■Compatible with LP gas. Take-out valve for automobile containers Brass take-out valve for LP gas vehicle containers equipped w...

• Valves

• Manual Valves

■Compatible with LP gas. Filling valve for automobile containers without handle Brass filling valve for LP gas vehicle containe...

• Valves

• Manual Valves

■Compatible with LP gas. Safety valve for automobile containers Brass safety valve for LP gas vehicle containers, which has bee...

• Valves

• Safety Valves

■Compatible with LP gas. Safety valve for automobile containers (with siphon pipe) Brass safety valve for LP gas vehicle contai...

• Valves

• Safety Valves

■φ14・Safety valve for large containers φ14 Brass safety valve for large containers. ■Specifications ・Made of brass ・For lar...

• Valves

• Safety Valves

■φ19・Safety valve for large containers φ19 Brass safety valve for large containers. ■Specifications ・Made of brass ・For lar...

• Valves

• Safety Valves

■Compatible with LP gas. Liquid take-out and intake valve for large containers Brass liquid take-out and intake valve for large...

• Valves

• Manual Valves

■Y-type gas take-off valve for large containers Brass Y-type take-off valve for large LP gas containers. ■Terms of use ・Press...

• Valves

• Manual Valves

■Rotary liquid level gauge for large containers (TP3.5M) Brass rotary gauge for large containers. ■Terms of use ・Pressure tes...

• Tools

• Gauges

■Valve for consumer LP gas bulk supply system This is a valve for consumer LP gas bulk supply systems. ■Specifications ・Made ...

• Valves

• Manual Valves

■Standard model made of brass with an emphasis on versatility and economy Hamai's standard brass ball valve model has a one-pie...

• Valves

• Manual Valves

■Standard model made of brass in pursuit of further compactness Adopts a compact butterfly handle/wing handle. Hamai's represen...

• Valves

• Manual Valves

■Ensure safety and security. Equipped with one-touch lock function (RoHS compliant) Brass ball valve equipped with Hamai's uniq...

• Valves

• Manual Valves

■Ensure safety and security. Equipped with one-touch lock function (RoHS compliant) A brass ball valve that can be fixed in the...

• Valves

• Manual Valves

■Suitable for large flow rates. Highly practical standard bore type A standard bore type brass ball valve that supports a large...

• Valves

• Manual Valves

■Supports high temperatures up to 200℃. Long neck design for ease of use Brass ball valve for full-scale steam use, compatible ...

• Valves

• Manual Valves

■Compatible with low pressure steam. Used in a wide range of applications such as various equipment and factories Brass ball va...

• Valves

• Manual Valves

■Full-bore type with low fluid resistance and maximum flow rate when fully opened. A full-bore type brass ball valve that suppo...

• Valves

• Manual Valves

■Standard model of 3-way ball valve with a wide range of applications Standard model of brass 3-way ball valve. There is little...

• Valves

• Shuttle Valves

■ Integration of male thread part and body prevents leakage and reduces installation work Brass ball valve with male x female c...

• Valves

• Manual Valves

■An economy model equivalent to a full bore that combines functionality and economy. An economical model that is economical whi...

• Valves

• Manual Valves

■An economy model equivalent to a full bore with improved corrosion resistance through chrome plating. An economy model that us...

• Valves

• Manual Valves

■Uses a compact knob handle. Economy model equivalent to full bore An economy model with a compact knob handle that can be inst...

• Valves

• Manual Valves

■PCW oil-free specification for representative models of brass ball valves A PCW oil-free model developed based on the standard...

• Valves

• Manual Valves

■PCW oil-free model with compact butterfly handle A model with PCW oil-free treatment based on the butterfly handle/wing handle...

• Valves

• Manual Valves

■Full-bore type PCW oil-free specification model with emphasis on flow rate A PCW oil-free treatment model manufactured based o...

• Valves

• Manual Valves

■Representative models of brass ball valves are now RoHS compliant RoHS Directive (10 substances) compliant model developed bas...

• Valves

• Manual Valves

■RoHS Directive compliant model with compact knob handle RoHS Directive (10 substances) compliant model based on butterfly hand...

• Valves

• Manual Valves

■With air (water) vent hole ideal for use in main valves such as pressure gauges Brass ball valve with air (water) vent. In add...

• Valves

• Manual Valves

■Chrome-plated model with improved corrosion resistance than the standard model A chrome-plated model of the standard BBS-01/60...

• Valves

• Manual Valves

■Male x female connection type with compact butterfly handle Brass ball valve with male x female connection, with threaded part...

• Valves

• Manual Valves

■Key lock is possible with a padlock (sold separately). Economy model equivalent to full bore An economy model based on the FBT...

• Valves

• Manual Valves

■Standard model made of stainless steel with excellent corrosion resistance and heat resistance. A standard model of Hamai stai...

• Valves

• Manual Valves

■Suitable for narrow spaces. Highly versatile stainless steel ball valve Adopts a compact butterfly handle/wing handle. Hamai's...

• Valves

• Manual Valves

■Secures large flow rate by suppressing fluid resistance and pressure loss A full-bore equivalent type stainless steel ball val...

• Valves

• Manual Valves

■ Has excellent sealing performance and can handle a variety of fluids. Standard model of stainless steel 3-way ball valve. Alt...

• Valves

• Shuttle Valves

■Stainless steel economy model that combines functionality and economy An economy model that combines functionality and economy...

• Valves

• Manual Valves

■Stainless steel economy model with compact knob handle An economy model that achieves both functionality and economy. High-tou...

• Valves

• Manual Valves

■Stainless steel economy model with large flow rate equivalent to full bore An economical model equivalent to a full bore that ...

• Valves

• Manual Valves

■Uses a compact knob handle. Economy model equivalent to full bore An economy model that is equivalent to a full bore and has a...

• Valves

• Manual Valves

■PCW oil-free specification for typical stainless steel ball valve models PCW oil-free specification model based on the standar...

• Valves

• Manual Valves

■Stainless steel oil-free model with a compact butterfly handle A model with PCW oil-free treatment based on the butterfly hand...

• Valves

• Manual Valves

■ Full-bore equivalent PCW oil-free model with large flow rate PCW oil-free treatment model manufactured based on the TSS-01 st...

• Valves

• Manual Valves

■Excellent sealing performance. Oil-free model compatible with various fluids A PCW oil-free treatment model manufactured based...

• Valves

• Manual Valves

■Representative models of stainless steel ball valves are now RoHS compliant RoHS Directive (10 substances) compliant model dev...

• Valves

• Manual Valves

■RoHS Directive compliant model with compact butterfly handle RoHS Directive (10 substances) compliant model based on butterfly...

• Valves

• Manual Valves

■Stainless steel L port 3-way ball valve that complies with RoHS directive, considering people and the environment. RoHS direct...

• Valves

• Shuttle Valves

■Stainless steel economy model now RoHS compliant A RoHS Directive (10 substances) compliant model developed based on the stain...

• Valves

• Manual Valves

■RoHS compliant economy model pursuing compactness Adopts a compact knob handle. RoHS Directive (10 substances) compliant model...

• Valves

• Manual Valves

■ Full-bore equivalent stainless steel economy model now RoHS compliant RoHS directive (10 substances) compliant model develope...

• Valves

• Manual Valves

■Compact, full-bore equivalent RoHS-compliant economy model Adopts a compact knob handle. This is a RoHS Directive (10 substanc...

• Valves

• Manual Valves

■Representative models of stainless steel ball valves are now oil-free and RoHS compliant. This model is based on the standard ...

• Valves

• Manual Valves

■An oil-free and RoHS compliant model with a compact butterfly handle. Adopts a compact butterfly handle. A stainless steel (*)...

• Valves

• Manual Valves

■Lockout ball valve full-bore equivalent model that can be key-locked with a padlock (sold separately) Based on the TSS-01 mode...

• Valves

• Manual Valves

■In addition to switching from left to right, it can also be closed. Vertical 3-way valve with oil-free specifications Vertical...

• Valves

• Manual Valves

■25NW size. Can be disassembled and cleaned, sanitary piping and RoHS compliant 25NW size. Stainless steel NW connection ball v...

• Valves

• Manual Valves

■40NW size. Can be disassembled and cleaned, sanitary piping and RoHS compliant 40NW size. Stainless steel NW connection ball v...

• Valves

• Manual Valves

■Three-division type with excellent maintainability. Advanced oil-free specifications and RoHS compliant Stainless steel 3-sect...

• Valves

• Manual Valves

■High torque, lightweight and compact standard model A standard model of a small pneumatic automatic valve made of stainless st...

• Valves

• Manual Valves

■Space-saving and disassembleable full-bore equivalent model Small stainless steel pneumatic automatic valve with large flow ra...

• Valves

• Manual Valves

■Small pneumatic automatic 3-way ball valve for labor saving A 3-way valve type, stainless steel compact pneumatic automatic va...

• Valves

• Manual Valves

■Using a fluororubber O-ring, it can handle a wide variety of fluids. Fluororubber is used for the O-ring. A 3-way stainless st...

• Valves

• Manual Valves

■Safe and high quality. Standard model of plated screw gas valve for LP gas A standard model screw gas valve for LP gas that is...

• Sanitary

• Plumbing Parts

■Screw gas valve for LP gas with lock to prevent malfunction A screw gas valve for LP gas with a locking function using a hexag...

• Sanitary

• Plumbing Parts

■Screw gas valve for LP gas equipped with an easy-to-operate lever handle A screw gas valve for LP gas equipped with a lever ha...

• Sanitary

• Plumbing Parts

■Screw gas valve for LP gas that allows airtightness inspection with one touch A screw gas valve for LP gas with an inspection ...

• Sanitary

• Plumbing Parts

■Screw gas valve for LP gas with airtight hole for downstream installation of pressure regulator A screw gas valve for LP gas w...

• Sanitary

• Plumbing Parts

■Flexible ball compatible with LP gas (LIA inspection passed product) A flexible pipe gas stopper for LP gas that uses a one-pi...

• Sanitary

• Plumbing Parts

■With lock function. Angle-shaped flexible pipe gas valve for LP gas that is convenient for handling. A flexible pipe gas stopp...

• Sanitary

• Plumbing Parts

■Highly durable design that can withstand pressure exceeding LIA inspection standards Ball valve for header of LP gas collectio...

• Valves

• Manual Valves

■Equipped with a check valve. Products that have passed LIA inspection with improved safety Equipped with a check valve based o...

• Valves

• Manual Valves

■Uses a new direct seal structure that achieves a 50% increase in Cv value A direct seal diaphragm valve with high cleaning and...

• Drive Mechanisms & Components

• Actuators

■Next-generation valve that reduces dead space by approximately 60% A next-generation valve that reduces the dead space inside ...

• Valves

• Diaphragm Valve

■Standard model equipped with handle loosening prevention function Standard model of diaphragm valve for high purity gas. Adopt...

• Valves

• Diaphragm Valve

■High cleaning clean specification model with precise internal polishing Standard FS-55LN model of high-purity gas diaphragm va...

• Valves

• Diaphragm Valve

■Significantly smaller, lighter, and higher thrust than conventional machines Automatic valve equipped with a small, lightweigh...

• Drive Mechanisms & Components

• Actuators

■Economy model with simple structure and compatible with high-purity gas Diaphragm type economy model with simple structure and...

• Valves

• Diaphragm Valve

■Implant valve with the same structure as SUS-55L type A diaphragm valve for implants that uses the same simple structure as th...

• Valves

• Diaphragm Valve

■Simple structure SUS-55L type high cleaning clean specification model A diaphragm valve that has a simple structure SUS-55L ty...

• Valves

• Diaphragm Valve

■Valve with air-operated actuator compatible with various gases A diaphragm valve with an air-operated actuator that has been w...

• Drive Mechanisms & Components

• Actuators

■High cleaning clean specification Valve with air operated actuator A diaphragm valve with an air-operated actuator that is a c...

• Drive Mechanisms & Components

• Actuators

■Standard model of brass valve for high-purity gas containers Standard model of brass back seat type valve for high purity gas....

• Valves

• Vacuum Valves

■Diaphragm valve that can handle higher purity gas Brass diaphragm valve compatible with even higher purity gas than polished d...

• Valves

• Diaphragm Valve

■Stainless steel back seat valve with excellent corrosion resistance A stainless steel back seat valve for high purity gas that...

• Valves

• Manual Valves

■Brass container valve ideal for dissolved acetylene gas Metal-touch yoke valve used for molten acetylene gas containers. The v...

• Valves

• Manual Valves

■Brass back seat valve for aluminum containers Brass back seat valve for aluminum containers. C3771 brass material is used for ...

• Valves

• Manual Valves

■Brass back seat valve designed specifically for long containers Brass back seat valve for long containers. Adopting a double O...

• Valves

• Manual Valves

■Brass back seat valve ideal for small containers Brass back seat valve for small containers. High airtight performance is ensu...

• Valves

• Manual Valves

■Female screw type back seat valve for medium containers Brass back seat valve for medium containers. Compatible with female th...

• Valves

• Manual Valves

■Back seat valve for medium containers with backflow prevention and residual pressure retention function Back seat valve with b...

• Valves

• Manual Valves

■Handle type back seat valve for medium containers Brass back seat valve for medium containers with aluminum handle. Airtight p...

• Valves

• Manual Valves

■Wrench type back seat valve for medium containers A wrench-type brass back seat valve for medium containers that does not have...

• Valves

• Manual Valves

■Brass valves for general high-pressure gas and medical gas containers (including aluminum) Back-sheet type brass yoke valve us...

• Valves

• Manual Valves

■Large valve for high purity gas piping with seat diameter 19mm Made of stainless steel. A large valve for high purity gas pipi...

• Valves

• Manual Valves

■Seat diameter 19mm. Bearing structure allows for smooth handle operation Made of stainless steel. A large valve (bearing struc...

• Valves

• Manual Valves

■High purity gas piping valve with seat diameter 15mm Made of stainless steel. Valve for high purity gas piping with a seat dia...

• Valves

• Manual Valves

■Seat diameter 15mm. Bearing structure allows for smooth handle operation Made of stainless steel. Valve for high purity gas pi...

• Valves

• Manual Valves

■High purity gas piping valve with seat diameter 10mm Made of stainless steel. Valve for high purity gas piping with seat diame...

• Valves

• Manual Valves

■Straight type high purity gas piping valve with seat diameter 4mm Made of stainless steel. Diaphragm valve (straight type) for...

• Valves

• Diaphragm Valve

■Straight type high-purity gas piping valve that uses UJR threads Made of stainless steel. Valve for high purity gas piping (st...

• Valves

• Diaphragm Valve

■Straight type high-purity gas piping valve equipped with an open/close display handle Made of stainless steel. Diaphragm valve...

• Valves

• Diaphragm Valve

■Straight type valve with seat diameter 4mm for general high pressure gas piping Made of stainless steel. Back seat valve (stra...

• Valves

• Manual Valves

■Angle type valve with seat diameter 4mm for general high pressure gas piping Made of stainless steel. Back seat valve (angle t...

• Valves

• Manual Valves

■Seat diameter 4mm. Stainless steel pressure gauge main valve with analysis tube Made of stainless steel. Back seat valve (pres...

• Valves

• Manual Valves

■Simple-structured angle type valve for high-purity gas piping Made of stainless steel. Diaphragm valve (angle type) for genera...

• Valves

• Diaphragm Valve

■Angle type high-purity gas piping valve that uses UJR threads Made of stainless steel. Diaphragm valve (angle type) for high p...

• Valves

• Diaphragm Valve

■Angle-type high-purity gas piping valve equipped with an open/close indicator handle Made of stainless steel. Diaphragm valve ...

• Valves

• Diaphragm Valve

■Equipped with air actuator. Angle type/stainless steel valve for equipment Made of stainless steel. Valve for equipment piping...

• Drive Mechanisms & Components

• Actuators

■Large valve for general high pressure gas piping with seat diameter 19mm Made of brass. A large valve (straight type) for gene...

• Valves

• Manual Valves

■15mm general high pressure gas piping valve with panel flange attached Made of brass. Valve for general high pressure gas pipi...

• Valves

• Manual Valves

■Lube-free air-operated valve with high rotor Made of brass. A valve with a high rotor (straight type) for general high pressur...

• Valves

• Manual Valves

■Improved bolt-fixed high-grade valve Made of brass. Bolt-fixed valve (straight type) for general high-pressure piping with a s...

• Valves

• Manual Valves

■Valve for general high pressure gas piping with seat diameter 10mm Made of brass. Valve for general high pressure gas piping (...

• Valves

• Manual Valves

■Large diameter 12mm brass automatic open/close valve Made of brass. Large diameter automatic opening/closing valve with a seat...

• Metallic Materials

• Brass

■Valve for general high pressure gas piping with seat diameter 8mm Made of brass. Back seat valve (angle type) for general high...

• Valves

• Manual Valves

■Filling source valve for general high pressure gas piping with seat diameter 4mm Made of brass. Back seat type filling valve (...

• Valves

• Manual Valves

■Pressure gauge main valve for general high pressure gas piping with seat diameter 4mm Made of brass. Back seat type pressure g...

• Valves

• Manual Valves

■Valve for general high pressure gas piping with seat diameter 4mm Made of brass. Back seat valve (straight type) for general h...

• Valves

• Manual Valves

■Brass equipment piping valve Made of brass. Back seat type 3-way valve for general high pressure gas piping with a seat diamet...

• Valves

• Manual Valves

■W24 specification brass 5MM high pressure safety valve Made of brass. Safety valve type A (cap type) for general high pressure...

• Valves

• Safety Valves

■W22 specification brass 5MM high pressure safety valve Made of brass. Safety valve type B (cap type) for general high pressure...

• Valves

• Safety Valves

■W22 specification with discharge pipe connection type. Brass 5MM high pressure safety valve Made of brass. Safety valve F type...

• Valves

• Safety Valves

■Seat diameter 6mm. Check valve for equipment compatible with general high pressure gas Made of brass. A check valve for genera...

• Valves

• Chuck Valves

■Check valve for general high pressure gas equipment with seat diameter 10mm Made of brass. A check valve for general high pres...

• Valves

• Chuck Valves

■Check valve for general high pressure gas equipment with seat diameter 15mm Made of brass. A check valve for general high pres...

• Valves

• Chuck Valves

■Check valve for general high pressure gas equipment with seat diameter 19mm Made of brass. A check valve for general high pres...

• Valves

• Chuck Valves

■Aqualung for Air/Scuba diving container valve Air-only Aqualung/Scuba diving container valve. ■Specs ・JFKN-2 type: TP32.7MPa...

• Metallic Materials

• Brass

■A rich lineup of certified and certified products compatible with CO2/N₂ gas Valves for carbon dioxide fire extinguishers, hal...

• Metallic Materials

• Brass

■Connect securely with one touch. Safe design greatly increases productivity WEH filling fittings that can be easily connected ...

• Valves

• Gas Valves

■Medical yoke valve filling fittings that can be attached and detached with one touch Easy and one-touch connection. A filling ...

• Valves

• Gas Valves

■Easily fully open/close with less than one rotation of the handle A back seat valve for general high-pressure gas and medical ...

• Valves

• Gas Valves

■Valve with open/close display handle that has a proven track record for general high pressure and medical use. A proven back s...

• Valves

• Gas Valves

■Valve with open/close indicator handle that is ideal for not only containers but also equipment. Back seat valve for container...

• Valves

• Gas Valves

■70MPa/ultra high pressure hydrogen filling nozzle A nozzle for hydrogen filling dispensers made by WEH that complies with 70MP...

• Nozzles

• Air Nozzles

■35MPa/ultra high pressure hydrogen filling nozzle A nozzle for hydrogen filling dispensers made by WEH that complies with 35MP...

• Nozzles

• Air Nozzles

■35MPa/high pressure hydrogen receptacle A high-pressure hydrogen receptacle made by WEH that complies with 35MPa and Japanese ...

• Connectors

• Receptacles

■70MPa/high pressure hydrogen receptacle High-pressure hydrogen receptacle manufactured by WEH that complies with 70MPa and Jap...

• Connectors

• Receptacles

■70MPa high-pressure hydrogen receptacle (not compliant with Japanese regulations) 70MPa high-pressure hydrogen receptacle manu...

• Connectors

• Receptacles

■70MPa high-pressure hydrogen receptacle (without check valve) 70MPa high-pressure hydrogen receptacle manufactured by WEH. The...

• Connectors

• Receptacles

■High pressure valve for hydrogen trailer container High pressure valve for compressed hydrogen transportation vehicle (hydroge...

• Valves

• Gas Valves

Developed 70MPa on-tank solenoid valve for full-scale mass production of fuel cell vehicles ■Function -Equipped with a high-pr...

• Valves

• Solenoid Valves

Developed the world's first global standard compliant 70MPa safety plug. ■Function In the event of an emergency, high-pressure...

Developed a 70MPa safety plug that complies with global motorcycle standards. ■Function In the event of an emergency, high-pre...

Developed the world's first 70MPa 2ndPRD that complies with global standards. ■Function In the event of an emergency, high-pre...

Developed a 70MPa regulator that can adjust pressure reduction from high pressure to low pressure. ■Function The hydrogen stor...

• Controllers

• Air Pressure Regulators

Developed a 70MPa check valve that suppresses chattering and achieves stable operation. ■Function The valve body is activated ...

• Valves

• Chuck Valves

Developed a 70MPa receptacle that suppresses chattering and achieves high airtightness. ■Function Mobility side filling port w...

• Connectors

• Receptacles

Developed high hardness/metal touch 70MPa joint for high pressure hydrogen ■Function ・For gas piping that supplies hydrogen, ...

Developed 35Pa in-tank solenoid valve for full-scale mass production of fuel cell vehicles ■Function It is attached to a high-...

• Valves

• Solenoid Valves

Developed a compact 35MPa regulator that can be bolted onto a solenoid valve. ■Function The hydrogen stored in the high-pressu...

• Controllers

• Air Pressure Regulators

Developed a 35MPa receptacle that suppresses chattering and achieves high airtightness. ■Function Mobility side filling port w...

• Connectors

• Receptacles

■Manual type compressed natural gas vehicle/fuel container valve Automotive compressed natural gas containers and CNGV valves. ...

• Valves

• Manual Valves

■Container safety plug for compressed natural gas vehicles and fuel equipment A brass safety plug developed as a safety plug fo...