High Pressure, High Temperature Globe Vavle PROVAL Việt Nam

High Pressure, High Temperature Globe Vavle PROVAL Việt Nam

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CÔNG TY TNHH DỊCH VỤ KỸ THUẬT TỰ ĐỘNG HÓA LÂM TUỆ ĐỨC (LTD AUTOMATION)

Đối tác chiến lược: VALVES PROVAL

Dịch vụ: Tư vấn - Phân phối - Hỗ trợ kỹ thuật 24/7.

📍Địa chỉ: 688/44/2 Lê Đức Thọ, Phường An Hội Đông, Thành phố Hồ Chí Minh.

LTD Automation tự hào là đại lý phân phối VALVES PROVAL tại Việt Nam
==>Tại sao chọn mua VALVES PROVAL tại LTD Automation:

- Sản phẩm chính hãng 100%.

- Hỗ trợ chính sách toàn diện về hậu mãi tốt: Tư vấn - Cung cấp - lắp đặt - Calib - Sửa chữa.

- Sản phẩm được bảo tối thiểu 12 tháng.

Liên hệ tư vấn:
📞 Hotline: 0912 300 549 (Mr. Trí)
📧 Email: sale02@ltdautomation.com.vn

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PROVAL – HIGH PRESSURE & HIGH TEMPERATURE SERVICE GLOBE CONTROL VALVE

Name: High Pressure, High Temperature Globe Vavle PROVAL Việt Nam
Brand: Valves
SKU: SP02572
Availability: InStock
Rating: 4.4 (89 reviews)

LTD Automation is an authorized distributor of PROVAL (Korea) high-performance industrial control valve solutions. High-precision engineering designed for high differential pressure, extreme temperatures, and severe operating conditions.

Hotline: 0912 300 549

PROVAL Globe Control Valves: Engineered for High Differential Pressure, Extreme Temperatures, Anti-Cavitation Trim Options, and Severe Service Applications.

PROVAL HIGH PRESSURE & TEMPERATURE SERVICE GLOBE VALVE FOR HEAVY INDUSTRIAL APPLICATIONS

PROVAL's High Pressure and Temperature Service Globe Valve series is specifically engineered for industrial systems operating under severe differential pressure and temperature environments. Utilizing a linear moving Plug mechanism relative to the Seat, the valve precisely controls flow area and media capacity. Integrated with pneumatic diaphragm/cylinder actuators and smart positioners, it seamlessly receives PLC/DCS signals for full process automation.

Table of Contents

1. Brand Introduction – PROVAL (Korea)
2. Key Features & Advantages
3. Trim Technology & Anti-Cavitation
4. Technical Specifications & Applications
5. PROVAL Product Portfolio
6. Authorized Distribution & Support

1. Brand Introduction – PROVAL (Korea)

PROVAL is a premier manufacturer specializing in the design, engineering, and supply of industrial control valve solutions headquartered in South Korea. PROVAL products are built to handle rigorous flow, pressure, and temperature regulation in harsh industrial operating environments.

With a strong focus on high-precision machining, robust body design, and stable flow control performance, PROVAL control valves are widely deployed in thermal power plants, oil & gas facilities, petrochemical industries, metallurgy plants, and high-pressure steam systems.

SPECIFICATION

Model No.			YAD-12251(RA), 22251(DA), YAD-12261(RA), 22261(DA)
Valve Type			Diaphragm or Cylinder actuator operated globe control valve.
BODY	Trim type		S1	S2	S3	S4	D1	D2	D3	D4
	Valve Size	(mm)	15 ~ 80	15 ~ 65	15 ~ 65	15 ~ 80	40 ~ 500	40 ~ 500	40 ~ 500	40 ~ 500
	Valve Size	(inch)	½ ~ 3	½ ~ 2 ½	½ ~ 2 ½	½ ~ 3	1 ½ ~ 20	1 ½ ~ 20	1 ½ ~ 20	1 ½ ~ 20
	Pressure Rating		ANSI 600# ~4500# / JIS 30K ~ 63K / JPI 600# ~ 4500#
	End Connections		Flanged end: FF, RF, RTJ, M/F(female), T/G(female) ※Welding end: SW, BW.
	Body Materials		A216-WCB, A351-CF8, CF8M, CF3M
	Operating Temperature		Standard Type: -20°C ~ 210°C / Extension: -100°C ~ -20°C / Fin 220°C over
	Guide		Cage Guide
	Gland Packing		V-PTFE, PTFE yarn, Graphite yarn, Graphite molding, Special.
	Gasket		SUS316 + Graphite spiral wound, Other alloy steels.
	Painting Color		Standard is silver. In the case of stainless steel, flange is not painted.
	Trim Materials		SUS304 (STL.), SUS316 (STL.), SUS316L (STL.), SUS440B(Hard face)
	Flow Direction		FTO Standard				FTC Standard		FTC: Liquid FTO: Steam or Gas
	Treatment of Trim		See “MATERIAL DATA” page 4, 5
PERFORMANCE	Valve Action		Direct action, Reverse action.
	Allowable Differential Pressure		See “ALLOWABLE PRESSURE DROP” page 8
	Rated Cv Value		See “FLOW CHARACTERISTICS ” page 6
	Flow Characteristics		Equal %, Linear, Modify-EQ%
	Max. Rangeability		50:1	50:1	50:1 (※75:1)	50:1 (※100:1)	50:1	50:1	50:1	50:1 (※100:1)
	Allowable Seat Leakage Ratio	Standard	0.01% of rated Cv (ANSI B16. 104 Class IV)				Class III	Class IV	Class III
	Allowable Seat Leakage Ratio	Special	※ Tight shut off - 0.002%				Class IV	Class V	Class IV
	Action accuracy	Hysteresis	(With positioner) max. 1.5% F.S.
	Action accuracy	Linearity	(With positioner) max. ±1.5% F.S.
ACTUATOR	Trim type		S1	S2	S3	S4	D1	D2	D3	D4
	Valve Size	(mm)	15 ~ 80	15 ~ 65	15 ~ 65	15 ~ 80	40 ~ 500	40 ~ 500	40 ~ 500	40 ~ 500
	Valve Size	(inch)	½ ~ 3	½ ~ 2 ½	½ 2 ½	½ ~ 3	1 ½ ~ 20	1 ½ ~ 20	1 ½ ~ 20	1 ½ ~ 20
	Model		A-270M ~ A-520M, or Cylinder Type
	Actuator Type		Multi-spring diaphragm type, or Cylinder Type
	Actuator Size		DIA, ACT : Ø270 ~ Ø520
	Max. Stroke (mm)		DIA, ACT : 20mm ~ 90mm
	Supply Air Pressure kPa (kgf/cm²G)		DIA, ACT : 140 (1.4), 240 (2.4), 280 (2.8), 320 (3.2) CYL. ACT : 300~700 (3.0 ~ 7.0)
	Spring Range kPa (kgf/cm²G)		DIA, ACT : 20~98 (0.2~1.0), 40~200 (0.4~2.0), 60~220 (0.6~2.2), 80~240 (0.8~2.4) CYL. ACT : 200~300 (2.0 ~ 3.0), 250~350 (2.5~3.5)
	Action		Direct action, Reverse action.
	Materials		Diaphragm: EPDM, York: A216-WCB, FCD450 Case: Al-Alloy, SS41 and STKM CYLINDER
	Air Connection		Rc 1/4”(※Rc 3/8” ~ Rc 1”)
	Ambient Temperature		-20°C ~ +70°C (※ -50°C ~ -20°C, +70°C ~ +100°C)
	Painting Color		Standard is Cobalt Blue(Munsell No : 2.5 PB3/10 ) [Request other color]

2. Key Features & Advantages

⚡ Extreme Pressure Capability

Engineered specifically for systems with severe operating pressures and high differential pressure drops.

🔥 High Temperature Resilience

Designed to withstand superheated steam and extreme medium temperatures without compromising seal integrity.

🎯 Precise Flow Modulation

Globe valve design ensures high linear control stability, meeting stringent continuous automation standards.

🔧 Quick-Change Maintenance

Quick Change Trim design allows easy internal inspection and replacement, drastically reducing maintenance downtime.

3. Trim Technology – Cavitation & Noise Reduction Solutions

A key highlight of PROVAL control valves is their versatile trim architecture tailored for specific flow regimes and harsh conditions:

Trim Type	Characteristics & Applications
S1	Single Standard Trim: General flow control and high-temperature service.
S2	Cascade Trim: Anti-cavitation protection in high-pressure water systems.
S3	Super Cascade Trim: Enhanced erosion and wear resistance.
S4	Multi-stage Trim: Multi-stage pressure reduction for severe pressure drops.
D1	Balanced Cage Standard Trim: Force-balanced design for smooth operation.
D2	Balanced Cage Pilot Trim: Optimized for high differential pressure shut-off.
D3	Multi-holes Trim: Minimizes cavitation effects and aerodynamic noise.
D4	Multi-hole Stage Trim: Maximum noise reduction in high-pressure steam and gas applications.

4. Technical Specifications & Applications

Parameter	Specification
Models	YAD-12251, YAD-12261 Series
Valve Sizes	DN15 to DN500 (1/2" to 20") depending on Trim configuration
Pressure Rating	ANSI Class 600 – Class 4500
Connection Standards	ANSI, JIS, JPI (Flanged, BW, SW)
Body Materials	ASTM A216 WCB, A351 CF8, CF8M, CF3M, Alloy steels
Flow Characteristics	Equal Percentage, Linear, Quick Opening
Rangeability	50:1 to 100:1 (varies by Trim selection)
Actuator Types	Pneumatic Diaphragm or Cylinder Actuators

Typical Industrial Applications:

Thermal Power Plants: Boiler feedwater control, cooling water systems, and high-pressure steam bypass lines.
Oil & Gas Refineries: High-pressure gas control, steam stripping, and crude oil processing lines.
Chemical & Petrochemical Plants: Precise flow regulation under corrosive and high-temperature reaction conditions.
Steel & Metallurgical Works: Pressure, temperature, and cooling media control in severe furnace circuits.
Industrial Steam Utility Networks: Pressure reduction, cavitation prevention, and noise mitigation in utility loops.

5. PROVAL Control Valve Product Portfolio

In addition to the High Pressure Globe Valve series, PROVAL offers a comprehensive lineup of control valves designed for diverse industrial applications:

1. Quick Change Type 2-Way Globe Valve

2. Cage Type Globe Valve

3. High Pressure, Temperature Service Globe Valve

4. Severe Service Control Valve – Proteck

5. Bellows Seal Type Globe Valve

6. Cryogenic Service Globe Valve

7. 3-Way Globe Valve

8. 2-Way On-Off Globe Valve

9. Forged Valve Series

10. Angle Valve

11. High-Performance Butterfly Valve

6. Where to Buy Genuine PROVAL Control Valves in Vietnam?

If your enterprise is seeking genuine PROVAL high-pressure and high-temperature control valve solutions in Vietnam, LTD Automation is your trusted partner for expert engineering support and genuine product supply.

LTD Automation is an authorized distributor of PROVAL in Vietnam.

We deliver comprehensive end-to-end services:

Technical consultation, model selection, and engineering solution design tailored to process conditions.
On-site installation support, configuration, and positioner calibration.
Full manufacturer warranty compliance and genuine spare parts availability.
Rapid technical assistance and repair services throughout operational lifecycles.