tool for regrinding seats in globe valves

ORBIT Products

The Ventil ORBIT products are robust, but light weight grinding and lapping machines for ''in-situ'' or ''in-shop'' repair of damaged valve seats. The unique set up and construction makes the versatile ORBIT suitable for all sorts of ''vertical'' seats found in Gate, Parallel slide, Check Valves and ''horizontal'' mounted seats of Globe and Safety valves.

Valve Seat Grinding Stones | Goodson Tools & Supplies

Goodson valve seat grinding stones are built to grind accurately and outlast the competition. Choose from 6 abrasive formulas in hundreds of sizes. 00º Kwik-Way Cool Blue Valve Seat Stones Starting At $13.99 00º Kwik-Way General Purpose Valve ...

ANNEXURE-FG300 GEAR OPEARTED LAPPING MACHINE For Gate, Globe, Check, Safety and Control Valves …

Slide-, Check Valves) and horizontal mounted seats (Globe- & Safety Valves) in the range 175MM to 300MM UNIQUE FEATURES Versatile, universal tool for Gate, Parallel Slide, Globe and Safety valves. Highest material removal rates with the highest


Globe valves are primarily found in fluid regulation applications. Their (semi-) spherical form is comprised of two body halves, separated by an internal baffle. Shutting the globe valve is achieved by means of a disk, which screws into the seat of the battle by means of a handwheel or actuation.


iii Preface to Fourth Edition Control valves are an increasingly vital component of modern manufacturing around the world. Properly selected and maintained control valves increase efficiency, safe-ty, profitability, and ecology. The Control Valve Handbook has been a …

Valve Seats

 · Most aftermarket seats need about .005″ press when installed in iron heads. And, about .007″ press when installed in aluminum heads. Seat suppliers usually build the required press fit into the O.D. of the seat. A 1.500″ O.D. seat will measure 1.505″ for cast iron applications and 1.507″ for aluminum heads.


FLANGED GLOBE VALVE PACKING REPLACEMENT Page 1 of 6 Step by step procedure for removal of existing v-ring or lip packing & installation of lip packing repack kit. 92500046 NoRev The enclosed kit is for the express purpose of replacing packing on

Y-Pattern Globe Valves

NPS 1/2 to 2. DN 15 to 50. Pressure Class Range: 800 to 1500. Seating Material: Metal. Features and Benefits. Increased uptime from construction material hardness with a low coefficient of friction that results in reduced torque, minimal stem wear and elimination of galling. Lower maintenance costs due to bolted bonnet, four-bolt design.

Fisher Sliding Stem Valve Selection Guide

Sliding-Stem Valve Selection Guide D102484X012 Product Bulletin 40:001 June 2018 5 Fisher Three-Way Valves, Cryogenic, and Lined Valve Figure 4. Three-Way, Cryogenic, and Lined Valves YD and YS W0665-3 W6396 ET-C and EZ-C RSS W4521-2 GX 3-Way

Check Valves: Repair or Replace?

To remove and replace check valve seats reliably and in a cost-effective manner, the valve repair vendor must utilize custom tooling, procedures and techniques. Utilizing this special tooling, craft personnel have performed numerous successful seat replacements on check valves…

YarwaY HigH PreSSUre gLOBe VALVe, WeLBOnD MODeL 5600 …

valve seats should not be lapped to the disc. paCkINg aND baCksEat rEMOVal tOOl sElECtION Valve size Nps Valve fig No. pressure class Indent tool No. tool part No. YarwaY HigH PreSSUre gLOBe VALVe, WeLBOnD MODeL 5600 InstallatIon, oPERatIon

Types of Gate Valve and Parts

Types of gate valve based on body, bonnet connection. 1st is screwed bonnet: This is the simplest design available and it is used for inexpensive valves. 2nd is bolted-bonnet: This is the most popular design and used in a large number of gate valves. This requires a gasket to seal the joint between the body and bonnet.

ANNEXURE-FG800 GEAR OPEARTED LAPPING MACHINE For Gate, Globe, Check, Safety and Control Valves …

, Check Valves) and horizontal mounted seats (Globe- & Safety Valves) in the range 175MM to 800MM UNIQUE FEATURES Versatile, universal tool for Gate, Parallel Slide, Globe and Safety valves. Highest material removal rates with the highest FG

Portable Valve Lapping Machine, Amardeep Enterprise …

The unique set up and construction makes the versatile FG suitable for all sorts of vertical seats (Gate, Parallei slide, Check Valves) and horizontal mounted seats (Globe & Safety valves) in the range 150MM to 1300MM Versatile, universal tool for Gate, Parallel

The Quick And Dirty Guide to Globe Valves

 · This type is an alternative for the high pressure drop commonly found in globe valves. The seat and stem are at a 45 angle which provides a straighter flowpath when fully open and offers the least resistance of flow. This design is commonly used for throttling


Valves 2" and smaller shall be 300 psi SWP rated UL-listed, FM-approved all bronze swing check valves with regrinding bronze disc and threaded connections. Valves 2-1/2" and larger shall be 300 psi SWP rated, UL-listed, FM-approved, iron body, bronze fitted swing check valves with regrindable and renewable seats and discs and Class 250 flanged connections or dual disc spring-loaded stainless ...

valve grinding, valve grinding Suppliers and Manufacturers …

Alibaba offers 2,198 valve grinding products. About 0% of these are Abrasive Tools, 1% are Valves, and 0% are Grinder. A wide variety of valve grinding options are available to you, such as key selling points, applicable industries, and warranty.


Universal tool for Gate-, Parallel Slide-, Globe and Safety valves Robust and light weight The unique orbital, mechanical driven grinding and lapping system results in a very high material removal rate and extreme good flatness accuracy.


SERCO machines represent the culmination of over 40 years of technical expertise, know-how and understanding of the key issues of our industrial partners throughout the world. The key to SERCO''S success consists of its capacity to design equipment whose component elements provide total rigidity, which, in turn, enables machining to be completed ...

What is valve grinding?

The repeated opening and closing of valves causes an impact on the valve seat. The valve and seat should provide a gas tight joint for compression of the charge in the combustion chamber. The impact leads to wear of the valve and seat causing poor...

Grinding Machines and Finishing Equipment | …

 · Valve repair machines are used to machine valve seats and faces on gate, globe, check, ball, safety, and control valves. Portable, or in-line, machines are used for on-site repairs (primarily grinding and lapping) while the valve is on-site or still in-line.

Figure 13-3.--Examples of spotted-in valve seats.

Repairing Globe Valves Figure 13-3.--Examples of spotted-in valve seats. Begin with an inspection of all parts of the valve for wear and alignment and, if you find them defective, repair or renew them. However, most valve repair is limited to overhaul of the seat and ...

Sliding-stem Valves | Basic Principles of Control Valves …

Globe valves restrict the flow of fluid by altering the distance between a movable plug and a stationary seat (in some cases, a pair of plugs and matching seats). Fluid flows through a hole in the center of the seat, and is more or less restricted by the plug''s proximity to that hole.

LarsLap model C for cutting, milling grinding and lapping seats and flanges on globe, safety and control valves

grinding and lapping seats and flanges on globe, safety and control valves As a rule, control and reduction valves of the globe type have an integrated plug that narrowly constrains the tolerances for the seat position. In the event of damage to the seat, it is often

High Pressure Globe Valves

Dutco Tennant LLC Utilities Segment Supply includes High Pressure Globe Valves for Water and Electricity Production type High Pressure Valves Dutco Tennant LLC, PO Box 233, Dubai, U.A.E. Fax : +9714 2236193 ...

Globe Valve Lapping Tools | Products & Suppliers | …

 · Koul Tools. Surseat lapping tool for fuel and brake lines The Surseat flare lapping tool allows you to lap-in flared tubing to eliminate leaks in fuel and brake line joints. This innovative new tool removes irregularities in the flare and hones it to a perfect angle to seat the fitting.

HP Valves

HP Valves – FS Globe Fig 01.1 PN160-640. The HP Fig 01.1 is a high pressure forged steel globe valve manufactured to meet the requirements of Eskom and the power generation industry in South Africa. With a history in The Netherlands that goes back to 1879, HP Valves competes against Sempell and Persta. HP Valves manufactures forged steel ...

Introduction to Globe Valve

 · Oblique Pattern globe valve body design is an alternative for the high pressure drop, inherent in globe valves. Oblique pattern design reduces the flow resistance of the globe valve to a minimum. Seat and stem are angled at approximately 45 degrees, what gives a straighter flow-path at full opening and offer the least resistance to flow.

Valve Lapping Tool Rentals | In-Situ Repair | Dupill Group

Valve Lapping Tool Rentals. Minimize losses and downtime at your facility by repairing valves in-situ with reliable valve lapping tools from Dupill Group (DG Services and DG Energy). We offer rentals at daily, weekly, or monthly rates. Our equipment accommodates gate, globe, check, and safety valves with flat and angled seats from ½" to 52 ...

How to Replace Valve Seats

Take the original valve seat to the store to get the right replacement part. Be aware, however, that not all valve seats are designed to be removed, so be sure to inspect inside the faucet body. If it has a square or hexagonal hole or a slot for a screwdriver, the seat can ...

Welcome on Swarn Enterprises

Bronze Globe Steam Stop Valves Our company offers Bronze Globe Steam Stop Valve which is used in various industries for specific purposes. Our products are manufactured using quality techniques and a team of dedicated professionals always ensure that the quality of the products remain standard.

Valve Grinding Machines

Valves with flat seats ø 150 - 1300 mm (6" - 52") Model D - For globe, control and safety valves with flat or angled seats Valves with flat and angle seats ø 50 - 800mm (2" - 32") Model C - A portable, easy to mount, cutting, milling and grinding machine. Ideal for ...


Valves with damaged or pitted seats and disks will not seat properly and must be removed from the line for regrinding or replacement of the seats and disks. On spring-loaded check valves the spring should be checked for twisting, cracking and metal fatigue.

Detecting Valve Seat Leaks

 · The Instrument & Valve Services'' technicians use these diagnostic tools to measure internal valve seat leaks to detect a leak''s acoustic emission. This method of "listening" to the sounds of valve seat leakage permits separation of leakage signals from high ambient background noise, increasing leak rate quantification accuracy.

Valves and Valve Seats

 · The valves and seats in an internal combustion engine play a central role in engine breathing, compression, performance and longevity. It doesn''t matter if an engine has two, three, four or even five valves per cylinder or if the engine is gas or diesel because the valves all do the same thing: they open and close to allow air into the cylinders and exhaust to exit the cylinders.

Valve Grinding Globe, Control and Safety Valves

Model K & K Universal - Suitable for valves with flat seats Ø 8 - 150 mm (1/4" - 6") and/or angled seats Ø 8 - 65 mm (1/4" - 2 1/2") Ideal for globe, control and safety valves. Model K Universal allows you to use a standard drilling machine of your choice as the motor. Available with compressed air drive unit (6 - 7 bar), electric ...