Bellows Seal valves: the art of zero leakage

Currently, we are manufacturing seismic-qualified variants of Bellows seal valves designed in accordance with ASME Section III for a Nuclear Power Plant. Before providing a glimpse into our workshop, please find below a concise introduction to these specialized...

News and information

Strainers and Steam traps

Strainers and Steam traps

In our diverse portfolio of offerings, we extend our expertise beyond the conventional to include the fabrication and supply of Strainers and Steam traps. One recent example is an 8” ANSI Class 600# Strainer designed for installation as a FWHTR Recirculation Pump...

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Remote valve testing

Remote valve testing

In the world of industrial valve testing, getting everyone on the same page can be a real puzzle. You've got the customer, the EPC contractor, the end user, and a bunch of inspection agencies – it's a juggling act. But, thanks to the tech tools we've all gotten used...

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Dimensional control of a valve

Dimensional control of a valve

At Babcock Valves we learned from our experience that any small detail on any part of a valve is critical to ensure the proper functioning of the whole valve. Here we can see the process of reception and dimensional control of two wedges for a 6" 2500# Pressure Seal...

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In-house machining

In-house machining

We showed you in a prior post some actuator driving bushes ready to be internally machined. Just the valve stem and the actuator driving bush machining will define the valve operation time in the ON-OFF valves and the regulation precision level in all flow control...

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Valve body inspection

Valve body inspection

Here we have a DN65 (2 ½”) ANSI Class 2500# High Alloy A217 C12A swing check valve during body inspection, performing a PT test. Valve body inspections help ensure compliance with industry standards and regulations. Valves are often subjected to specific design codes,...

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Valve bypass installation stage

Valve bypass installation stage

Valve bypass installation, workshop detail: two 16” forged bodies in equalizing pipe with integral bypass installation stage, and behind, a gate valve, DN250 PN100, in lapping process. Bypasses in valves are specialized features designed to provide a controlled flow...

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MORE NEWS

Testing a Globe Valve for a HRSG in Vietnam

In our test bench, we are testing a 1 1/2" 4500# High Alloy High Pressure A182 F92 Globe Valve. As per ASME B16.34 and API 598, we perform the hydrotest at 1164 bar/16875 psig. The valve description is 'HP SH 1 Drain Manifold Drain Inching MOV', and will be shortly...

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Packing with care

In the valve industry, packaging plays a crucial role beyond merely containing and protecting products.

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Quality from the inside out

A couple of weeks ago, we wrote about the dimensional inspection of a valve, which involves a process of verification of physical dimensions, tolerances, and many other critical measurements of a valve, and it implies its “guts” too. Valve internals, seat rings,...

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Quality from the inside out

Several ago, we made a post talking about the dimensional inspection of a valve, which involves a process of verification of physical dimensions, tolerances, and many other critical measurements of a valve, and it implies its “guts” too. Valve internals, seat rings,...

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Dimensional inspection of a valve

Dimensional inspection of a valve involves verifying and assessing the physical dimensions, tolerances, and other critical measurements of the valve components

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Valve reconditioning

We do not only design and manufacture valves. We also recondition and repair valves damaged in severe processes.  The use of high-temperature molten salts is essential in energy production, where they are used to replace heated oils as transfer fluid for solar thermal...

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Punching above its weight

This small valve has several rather special technical features: Despite its small size, 2", it has a Parallel Slide design. Despite its rating, of 600#, it has a Pressure Seal design.  Its working range is from Full vacuum to maximum pressure rating.  Its...

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Veery special valves and very special clients

Sometimes we manufacture very special valves, but most of the time, we supply standard valves for very special clients, but always meeting the highest quality standards. (Sorry for the tongue twister :P) Here we have a pretty group of wedge gate valves waiting to be...

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Welcome to our testing area

Again a large package of motorized valves is to be shipped in the next days. Here we have all of them waiting for their turn to be tested (MOV performance and Hydrotest). Babcock valves has three different testing benches, and the one in the picture is considered one...

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Small but very special…

Here we have just verified the casting process of the body of a critical swing check valve 2 1/2" 2500# in high alloy A217 C12A. HP DSH Spray Water Check valve with 560 Celsius and 220 bar design conditions. The final destination of this small beauty will be Vietnam....

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Target Achieved!

In record time, as we were asked to. These two valves will be installed in Almaraz Nuclear Power Plant. They were needed on record time and we have met our client's target again. We are proud of supporting the Spanish Nuclear Industry since the 1970's. Safe and clean....

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Original Spare Parts guaranteed

Here we have a 24" 300# Double Disc Double Wedge Gate Valve ready for dispatch. This unit has been manufactured with the special painting procedure for Petronas. It is a spare valve that is supplied ready to take the original actuator. At Babcock, we guarantee...

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Manufacturing a Steam Extraction Check Valve

Here we can see the final stages of the manufacturing process of a Steam Extraction Check Valve 18" (DN450) and ANSI Class 600# in Alloy Steel A217 WC6. This unit will be assembled with a linear actuator. On the bolted bonnet, the marked numbers indicate the right...

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Lapping procedures

Here we are lapping a 24" Gate Valve with Parallel Seats, in our facilities. In every metal-to-metal seal in our valves, we must ensure a perfect closure. The quality of the finish of the machining between the seat rings and the discs must be perfect (mirror shape). ...

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Double Disc Gate Valve assembly process

After the end of the lapping process, we begin with the valve assembly. In this video, you can find a better view of what a Double Wedge Double Disc valve, with parallel seats, is. It is a really smart and reliable design, but not too many manufacturers have the...

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Double Disc Gate Valve design

Here we can see the details of our double disc, double wedge, and double seat gate valve design. This unique design guarantees a reliable operation under the most severe conditions of service, as it is proven by hundreds of units, working in some Main Steam Lines and...

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Babcock Valves painting/coating area

Babcock valves have their own painting/coating area in our facilities at Biscay. Painting valves is an important process that involves applying a protective coating to the surface of valves to prevent corrosion and other forms of damage.  The type of paint used for...

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Performing the hydrotest of an 8″ Gate Valve

Here we have an 8” (DN200) ANSI Class 2500 Gate valve at one of the testing benches of our workshop, in Bizkaia, performing a hydrotest. The valve is made in Alloy Steel A217 WC9, capable of working in high-pressure and temperature environments. This unit is...

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Y-pattern Stop-Check valve with motorized actuator

Here we have a Y-Pattern motorized Stop-Check valve. This kind of equipment is a combination of a globe valve and a check valve, which allows it to perform both functions. They are typically used in applications where it is important to prevent the reverse flow of...

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Assembling an actuator for a QCNRV

Here we have one of our technicians adjusting some pieces in order to assemble an external linear pneumatic actuator for one pneumatically operated free swinging check valve. This is a very usual process in our workshop. We supply Quick Closing Non-Return Valves both...

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Zero leakage Globe Valve

New SA105 1" 1500# Kerotest Zero Leakage globe valve manufactured by Babcock Valves in our factory in Bilbao. It is an ASME Section III Class I classified valve for a Nuclear Power Plant located in Catalonia. Zero Leakage valves are a type of valve that is designed to...

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Assembly process of two Gate Valves

Here we are starting with the assembly process of two twin valves for a Caribbean country. Those Gate Valves, 8", rating 2500# (as shown in the second picture) are manufactured in alloy steel A217 WC6, a type of low-alloy steel that contains chromium and molybdenum,...

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CBD-IBD valves

Continuous Blow-Down and Intermittent Blow Down needle angle valves. These are angle-type valves with a needle-shaped trim in a Venturi diffuser. This kind of equipment is totally critical in controlling the concentrations of suspended TDS (dissolved solids) in the...

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Non destructive examination on a nuclear valve

This beauty is small but important. We are working here on the body of a 3", 150# gate valve, manufactured in ASME material SA216 WCB for an ASME Section III nuclear classified valve. SA216 refers to the material specification set by the American Society of Mechanical...

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Final destination: Dominican Republic

Here we have a 8” 2500# wedge gate valve in A217 WC6, on our welding area. Seat rings are ready to be welded, before and after proper Heat Treatments. A217 WC6 is often used in applications such as power generation, oil and gas refining, and chemical processing, where...

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12″ MOV Globe valve 600#

Here we have at our workshop, and ready for being packaged, a 12” MOV bolted bonnet globe valve 600# mounting a motorized actuator from Bernard Controls Spain. Babcock Valves manufactures this kind of valve in sizes between 1/2” to 48” with an ANSI class from 150 to...

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Chainwheel operated gate valves

Sometimes valves are installed in places that are difficult to access. When they are at a certain height, the manual operation of the valves is quite complicated. For these cases, valves with a chainwheel can be supplied. Here are a few of them. A Gate Valve brochure,...

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0 leakage Y-pattern globe valves for nuclear power plants

In the 70s and 80s Babcock Wilcox Española supplied the Spanish Nuclear Power Plants with hundreds of '0 Leakage' Y-Pattern globe valves of Kerotest design. Today, we still supply them with some identical valves to those installed several decades ago. Here you can see...

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Custom made Y-pattern valve

Body & Yoke casting reception for a specially custom-made Y-Pattern High Pressure (2500#) globe valve for a petrochemical complex in Assam (India).  Special face-to-face dimension and special Venturi design (8"x6"x8").  Babcock always focuses on the customer's...

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Twelve tons of Y-pattern gate valve, and much more

In this post we have several news to share: from the detailed care we put on the final stages of our production process works, to the manufacture of a twelve tons Y-pattern globe valve or the precision techniques required to make some special valves.

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Y-lift check valves with pressure seal cover: design features

Y-lift check valves are a specific type of retention valve: a device that allows the flow of a fluid in just one direction inside of a pipeline system. There are different kinds of non return valves depending on the nature of the mechanism used to prevent backflow....

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Wedge Gate Valves advantages

Wedge gate valves have several advantages that may be considered when designing a pipeline system. They are engineered to work in full open or closed position, so they can't be used for regulating the flow, Anyway, there are other characteristics that make them an...

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Bolted bonnet gate valves in A352 LCB material

Babcock Valves has designed and manufactured two large size bolted bonnet gate valves of 42" and 60" in 150 ASME class. Also known as sluice valves, gate valves are used when throttle adjustment of the flow is not a functional requirement. At the same time this dual...

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Cryogenic gate valves

A new order of cryogenic gate valves of sizes up to 16” have been tested at Babcock’s facilities. Inside of our insulated stainless steel tank, the valves has been tested in liquid nitrogen at a temperature as low as -196⁰C. Cryogenic gate valves are adapted to...

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High Pressure Dual Plate Check Valves

We have been working in the manufacturing and testing of a package of high pressure dual plate check valves, class 1500 and 2500, up to 12". Dual plate valves are a check valve design type self operated by the flow pressure. Both semi discs opens in case that upstream...

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Axial Flow Check Valves: designed to protect piping systems

Axial flow check valves are a type of non return valve, designed to avoid the quick reverse of a flow in a pipe known as "water hammer" that may cause severe damage in the different equipments of a pipping system. This kind of valves close fast enough without creating...

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BABCOCK VALVES S.A.

ADDRESS

P.E. Abra Industrial, Parcela 1.5.6 – 48530 Ortuella (Bizkaia) Spain

TELEPHONE

(+34) 944 536 423

FAX

(+34) 944 535 739

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