Why Manual Valves Remain the Backbone of Industrial Pipelines

The global manual valve market was valued at approximately USD 78.4 billion in 2025 and is projected to reach USD 117.17 billion by 2035 (Vantage Market Research). EG Valves Manufacturing Co., Ltd, established in 2000, is a professional valve manufacturer specializing in R&D, production, and export of manual valves including gate valves, globe valves, ball valves, butterfly valves, check valves, and plug valves. With a 27,500 m² factory and an annual output of 90,000 pieces, the company serves industries such as oil & gas, chemical, water treatment, power generation, mining, and pharmaceuticals across 33+ countries.

Despite the rise of automated actuation, manual valves—operated by handwheels, levers, or gearboxes—continue to dominate in cost-sensitive, low-maintenance, or remote applications. This guide covers the key manual valve types, their technical features, typical applications, and market trends to support informed procurement decisions.

Problem / Opportunity

Buyers in process industries face a common challenge: selecting the right manual valve type for specific pressure, temperature, media, and installation constraints. Mismatched valves lead to leaks, downtime, and safety risks. The opportunity lies in leveraging standardized designs and certified manufacturers who can provide consistent quality across a wide range of configurations.

EG Valves Solution: A Broad Portfolio of Manual Valves

EG Valves offers a comprehensive range of manual valve types to address diverse industrial requirements. All products are manufactured under ISO 9001-certified processes, with additional certifications including API 600, API 6D, CE, and PED. The factory's R&D team of 30 engineers supports custom designs per ANSI, DIN, BS, and JIS standards.

Manual Gate Valves

Cast Steel Gate Valve (GTS019): Designed for oil & gas, petrochemical, and power generation, with OS & Y rising stem, flexible wedge, and sizes from NPS 1½” to 48” (Class 150~1500). Forged Steel Gate Valve (GTF023): For high-pressure steam, gas, and oil applications, NPS ½” to 2½”, Class 800~2500. Cast Iron Gate Valve (GTI001): OS & Y or NRS, metal or resilient seated, for water supply and HVAC. Knife Gate Valve (GTK022): For pulp & paper, mining, and wastewater, wafer or lug type, NPS 2”~48”. Through Conduit Gate Valve (GTT021): Slab or expanding gate, fire-safe, double block & bleed for crude oil and natural gas pipelines. Pressure Seal Gate Valve (GTP002): Self-sealing bonnet, for nuclear and fossil fuel power plants, Class 600~2500.

Manual Ball Valves

Manual ball valves dominated the general valve market with a 28.1% share in 2025 (Precedence Research). EG Valves supplies: Cast Steel Floating Ball Valve (BVF206) – NPS ½”~12”, Class 150~600; Cast Steel Trunnion Ball Valve (BVT207) – NPS 2”~40”, Class 150~1500; Forged Steel Floating Ball Valve (BVF208) – for high-pressure systems; Forged Steel Trunnion Ball Valve (BVF209) – up to Class 2500; Fully Welded Ball Valve (BVF210) – for buried gas pipelines; Top Entry Ball Valve (BVT211) – one-piece body with emergency sealant injection; Three Way Ball Valve (BVW212) – L-port or T-port for flow diversion; Threaded Ball Valve (BVS213) – NPS ½”~4”, 1000 PSI; Cast Iron Ball Valve (BVI201) – for water supply.

Manual Butterfly Valves

Manual segment led the global butterfly valve market with a 41.2% revenue share in 2024 (Grand View Research). EG offers: Resilient Seated Butterfly Valve (BTV300) – concentric, bi-directional, EPDM/NBR/Viton seat, NPS 1½”~48”; PTFE Lined Butterfly Valve (BTF301) – for corrosive chemicals, PTFE/FEP/PFA lining; High Performance Butterfly Valve (BPV302) – bi-directional drop-tight closure, Class 150~600; Triple Offset Butterfly Valve (BOV303) – metal-seated, bubble-tight, for refinery and chemical; Double Eccentric Butterfly Valve (BTV305) – for water treatment and desalination; Grooved Butterfly Valve (BGV304) – for fire protection and HVAC.

Manual Globe Valves, Check Valves, Plug Valves & Strainers

Other manual valve types include Cast Steel / Forged Steel Globe Valves (GLS105, GLF109, GLP107, GLB107, GLA110) for throttling and high-pressure services; Cast Iron Globe Valve (GLI101); Check Valves (swing, wafer, lift – CVI405, CVS407, CVF409, CSV410); Plug Valve (PLV600) for steam and gas; and Strainers (cast iron SNI501, cast steel SNS505, threaded SNA507) for pipeline protection.

Application / Use-Case Scenarios

EG manual valves are deployed across diverse industries globally:

• Oil & Gas (Middle East): Forged steel gate valves (GTF023) and trunnion ball valves (BVT207) used in oilfield projects in UAE, Qatar, Saudi Arabia, Oman, Kuwait. Requirements: high-pressure, corrosion resistance, API compliance.
• Chemical Industry (China, EU): PTFE lined butterfly valves (BTF301) handle aggressive acids and solvents in chemical plants. Manual operation via handwheel or gearbox ensures simple, safe shut-off.
• Water Treatment (Global): Cast iron gate valves (GTI001) and resilient seated butterfly valves (BTV300) are standard in water supply and wastewater plants across UK, France, Germany, Brazil.
• Power Generation (China, US, India): Pressure seal gate valves (GTP002) and high-performance butterfly valves (BPV302) manage high-pressure steam in thermal and nuclear plants.
• Paper & Pulp (China, US, Japan): Knife gate valves (GTK022) with wide flow channels handle fibrous slurries without clogging.
• Pharmaceutical (Europe, US): Threaded ball valves (BVS213) and threaded globe valves (GLA110) in stainless steel for clean, sterile processes.

Market Trend Analysis

The manual valve market is growing steadily, driven by infrastructure expansion in emerging economies and replacement demand in mature markets. Key trends include:

• Preference for Standardisation: Global buyers increasingly demand compliance with ASME B16.34 for pressure-temperature ratings and API 600 for heavy-duty gate valves. EG Valves meets these benchmarks.
• Dominance of Manual Ball Valves & Butterfly Valves: Manual ball valves held a 28.1% share (2025), while manual butterfly valves led with 41.2% (2024), driven by compact design, lower cost, and ease of maintenance.
• Wafer-Type Butterfly Valves: Accounted for the largest configuration share (38.5%) in 2025 (Dataintelo) due to space savings and cost efficiency.
• Shift toward Higher Ratings: End-users in oil & gas and power are specifying Class 1500 & 2500 valves for deeper wells and higher pressure processes. EG’s forged steel and pressure seal designs cater to this segment.

Comparison with Traditional Solutions

Manual valves remain the most cost-effective and reliable choice for on/off service where local operator control is acceptable. Compared with automated (pneumatic/electric) valves, manual valves have lower upfront cost, simpler installation, and minimal dependency on power supply. However, one honest limitation is the requirement for physical operator presence, which makes them unsuitable for remote or hazardous areas requiring frequent adjustments. In such cases, manual valves can be equipped with gearboxes or actuators as a hybrid solution.

Future Outlook

While digitalisation and IIoT are driving partial automation in new plants, manual valves will continue to dominate maintenance, retrofit, and cost-sensitive projects for the next decade. Suppliers that offer certified quality, broad size/pressure coverage, and customisation (e.g., special trims, coatings, and end connections) will capture the growing aftermarket and export demand. EG Valves, with its 25+ years of experience, 80% export ratio, and multi-certification compliance (ISO 9001, API 600, API 6D, CE, PED), is well-positioned to serve global buyers seeking reliable manual valve solutions.

FAQ – Manual Valve Selection Guide