English

English

Get a Quote
Products

Hot Products

Company News

Global Partners Reunite to Celebrate Dervos' 17th Anniversary Milestone
Global Partners Reunite to Celebrate Dervos' 17th Anniversary Milestone
2025-07-03

To mark this milestone in Dervos Valve’s journey, we came together not just to celebrate, but to connect with the partners who have supported us along the way. This anniversary is a tribute to enduring partnerships and a sha- red vision for the future.   On the occasion of Dervos Valve’s 17th anniversary, our valued partners were specially invited to visit our headquarters for in-depth, face-to-face exchanges with the team. These meaningful interactions deep- ened mutual understanding andtrust, laying a solid foundation for even stronger cooperation in the future.   Accompanied by our team, the clients toured the office area and were introduced to colleagues from various departments. The interactions were relaxed and friendly, creating a warm atmosphere that further strengthened mutual understanding. Following the tour, our sales team delivered a themed presentation on “Dervos 17th Anniversary,” offering the clients a comprehensive overview of the company's development journey, core strengths, and service philosophy. We also expres- sed our heartfelt gratitude and warm welcome to our valued partners. Through this session, the clients gained a deeper understanding of Dervos, enabling us to better tailor our services to their needs. They expressed strong appreciation for Dervos’ steady growth and thanked us for inviting them to be part of this meaningful celebration.   In front of the company’s cultural wall, clients took a moment to sign and leave messages, expressing their well wishes for Dervos. This moment not only reflected cultural recognition but also a genuine expression of the emotional bond and trust shared through our partnership.   Next, we arrived at the highlight of the anniversary celebration— the Dervos Valve 17th Anniversary Gala Dinner, a moment of gratitude and shared celebration. We arranged a visit to the "Yu Jian Minnan" Cultural Park for our clients, where they explored the ancient architectu- ral district and experienced the traditional art of rubbings, immersing themselves in the charm and craftsman- ship of Chinese culture.   In the evening, a red carpet was laid out in front of the hotel, where the Dervos team warmly welcomed guests, coming together with partners from around the world to witness this moment of honor. As the lights came on, the anniversary gala dinner officially began. The venue was decorated in a grand and festive style, with a warm and lively atmosphere. The event kicked off with a performance that blended both Eastern and Western cultures,featuring a lineup of classic foreign songs and traditional Chinese pieces, showcasing Dervos' open and inclusive brand spirit, with a global outlook. During the interactive games and lucky draw sessions, guests actively participated and enjoyed themselves, with laughter and joy filling the air. This lively atmosphere showcased the cohesion and energy of the Dervos team.   As the familiar melo...

 Global Partners Go Together to Celebrate Its 17th Anniversary, Starting in Historic Xi' an
Global Partners Go Together to Celebrate Its 17th Anniversary, Starting in Historic Xi' an
2025-07-03

On the occasion of Dervos Valve’s 17th anniversary, we proudly continued our tradition by inviting partners from Australia, Turkey, Italy, Russia, Argentina, South Africa, the United States, and other countries to gather in the ancient city of Xi’an to witness this milestone together. This event was not only a continuation of long-standing partnerships but also a testament to mutual trust.     Dervos warmly welcomed our global partners, and through in-depth exchanges, both sides further deepened cooperation and understanding. The gathering showcased Dervos’ openness as a global valve brand and its confidence in sharing Chinese culture.   To help our overseas guests gain deeper insights into Chinese heritage, we thoughtfully organized a cultural tour of Xi’an. Highlights included visits to the UNESCO-listed Terracotta Warriors, a walk atop the ancient city wall, scenic views at the Giant Wild Goose Pagoda,and hands-on experiences such as trying on traditional Hanfu attire—activities that were greatly enjoyed by our international friends.   In front of the Terracotta Army of Emperor Qin Shi Huang, our guests were deeply impressed and inspired as they carefully admired the grandeur of this underground legion. Captivated by its majestic scale and historical significance, they took group photos to commemorate the moment—creating unforgettable memories of thisawe-inspiring experience.     Guests strolled leisurely beneath the Xi’an City Wall, taking photos and sharing conversations, while enjoying the rich blend of history and culture that surrounds this ancient landmark.     Guests strolled leisurely beneath the Giant Wild Goose Pagoda, soaking in the unique charm of Xi’an where history and culture intertwine.     Our international guests enthusiastically took part in trying on traditional Hanfu and sampling Xi’an’s signature local cuisine. They frequently paused for photos, fully immersed in the authentic cultural atmosphere.     The first leg of Dervos’ 17th anniversary celebration came to a successful close, leaving every participant with joyful memories. More than just a journey, the Xi’an visit deepened the trust and friendship between Dervos and its global partners.   The Xi’an journey marks only the beginning of Dervos’ 17th anniversary celebrations—more exciting events are on the way. We sincerely thank every partner for your continued support. Let us witness our growth together and stride toward a broader, brighter future.  

High-Performance Triple Offset Metal Seated Butterfly Valve with Gearbox Applied in a Large Copper-Gold Mine Project in Indonesia
High-Performance Triple Offset Metal Seated Butterfly Valve with Gearbox Applied in a Large Copper-Gold Mine Project in Indonesia
2025-06-27

In a major copper-gold mining project in Indonesia, DERVOS supplied multiple high-performance triple offset metal seated C95500 butterfly valves, which were applied in slurry transportation and process pipeline systems. The operating conditions on site are highly challenging, with media containing a large number of solid particles, posing significant risks of abrasion and corrosion. The valves were required to offer excellent wear resistance, corrosion resistance, and bidirectional zero leakage sealing performance.   As a professional triple offset butterfly valve supplier, DERVOS VALVE provided a customized solution tailored to the client’s specific needs, ensuring stable system operation even in such harsh environments. Client Need In a large-scale copper-gold mining project in Indonesia, DERVOS supplied multiple high-performance C95500 triple offset metal seated butterfly valves, specifically engineered for slurry transportation and process pipeline systems. The site presented extremely demanding conditions, with media containing high concentrations of solid particles—posing serious challenges related to abrasion and corrosion. To meet these requirements, the valves were designed to deliver exceptional wear resistance, corrosion resistance, and bidirectional zero-leakage sealing performance.   As a trusted triple offset butterfly valve manufacturer, DERVOS VALVE delivered a customized valve solution precisely tailored to the client's operational needs, ensuring long-term reliability and stable system performance under harsh industrial environments.   Devos Solution DERVOS custom-engineered triple offset nickel-aluminum bronze metal seated butterfly valves for this project, featuring C95500 nickel-aluminum bronze valve bodies and F53+STL hard-faced welded seats, specifically designed for highly corrosive and abrasive environments.   Triple Offset Butterfly Valve – DN900/DN1500, 150LB, FF, API 609 Standard • Size: DN900 • Pressure Rating: 150LB • Design Features: Triple offset structure with bidirectional, zero-leakage • sealing under equal pressure.• Equipped with independent seat material: F53 + STL hard-facing. Operated via gear box. Connection Type: FF (Flat Face) dual flange ends. • Special Requirements:    Face-to-face dimension per ISO 5752 (short pattern)    Heat-treated and annealed castings   Excellent Wear and Corrosion Resistance The valve body is made of C95500 nickel-aluminum bronze, known for its high strength, hardness, and outstanding wear resistance. It also offers excellent resistance to cavitation erosion and flow-induced corrosion.In addition, C95500 exhibits good ductility and toughness—maintaining high mechanical strength while providing a certain degree of plasticity and impact resistance, which helps prevent brittle failure.It demonstrates superior corrosion resistance in harsh media such as slurry, brine, an...

6 150LB Alloy Steel Gate Valve RF WC6 API600 Hand Wheel
加载中...

6" 150LB Alloy Steel Gate Valve RF WC6 API600 Hand Wheel

6" 150LB gate valve is made according to API 600 standard. The valve body is made of ASTM A217 WC6. It has the structural characteristics of bolt cover, elastic gate, rising stem, OS&Y, full bore, body valve seat. Its connection mode is RF (125~250AARH). And it has hand wheel operation mode.

  • Payment:

    30% when order confirmed, 70% before shipment
  • Product Origin:

    China
  • Color:

    Customization
  • Shipping Port:

    Shanghai, China
  • Lead Time:

    30~60 days Ex Works after order confirmation
  • Material:

    ASTM A217 WC6
  • Method of Operation:

    Hand Wheel
Inquiry now
Product Detail

Product Description

Type

Gate Valve

Size

6"

Pressure

150LB

Connection

RF (125~250AARH)

Operation

Hand Wheel

Body Material

ASTM A217 WC6

Design Norm

API 600

Face to Face Dimension

ASME B16.10

Flange Dimension

ASME B16.5

Test & Inspection Code

API 598

Temperature

-29 ~ 538°C

Applicable Medium

Water, Oil and Gas

Features

1. Alloy steel has high strength, tensile strength, and good toughness, and can withstand high pressure and high temperature environments, making it suitable for harsh working conditions;

2. Alloy steel materials can maintain stable mechanical properties at high temperatures and are suitable for high-temperature pipeline systems such as steam, oil and gas. They are widely used in industries such as power, petroleum, and chemical.

Technical Drawing

Dimension Checking

Pressure Testing

Painting

Nameplate & Packing

Inspection report

Leave A Message

If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

Related Products
API600 ALLOY STEEL 10'' 300LB GATE VALVE BB RF OS&Y
API600 ALLOY STEEL 10'' 300LB GATE VALVE BB RF OS&Y

10’’ 300LB gate valve is made according to API 600 standard. The valve body is made of ASTM A217 C5 + STL. It has the structural characteristics of rising stem and bolt cover. The gate valve connected by flange has the operation mode of hand wheel.

10 300LB Alloy Steel Gate Valve RF C5 API600 Bevel Gear
10" 300LB Alloy Steel Gate Valve RF C5 API600 Bevel Gear

10" 300LB gate valve is made according to API 600 standard. The valve body is made of ASTM A217 C5. It has the structural characteristics of bolt cover, elastic gate, rising stem, OS&Y, full bore and body valve seat. Its connection mode is RF (125~250AARH). And it has bevel gear operation mode.

Alloy Steel Gate Valve
2" 600LB Alloy Steel Gate Valve WC6 BW SCH 80 API 600

2" 600LB Alloy Steel Gate Valve is made according to API 600 standard. The valve body is made of ASTM A217 WC6. It has the structural characteristics of Body cover bolt. Its connection mode is BW SCH 80. And it has Non lifting handwheel operation mode.

300LB Alloy Steel Globe Valve
API623 3" 300LB Alloy Steel Globe Valve A217 WC6 RF H.W.

3" 300LB Alloy Steel Globe Valve is made according to API623 standard. The valve body is made of A217 WC6. It has the structural characteristics of through way type and structural length of 317.5mm. Its connection mode is RF. And it has hand wheel operation mode.

Check Valve
4'' Class 300 Nozzle type Non Slam Check Valve WCB

The stainless steel non return valve features in non slam type disc, INCONEL X750 spring, WCB valve body. This valve owns an excellent dynamic performance and minimizes vibrations and noise.

Stainless Steel Foot Valve 2'' Class150 Flanged end
Stainless Steel Foot Valve 2'' Class150 Flanged end

The 2 inch 150LB foot valve is made of stainless steel.

Needle Valve
DN15 PN40 Three-way Needle Valve F/M NPT SS316 ASME B16.34

DN15 PN40 needle valve is made according to ASME B16.34 standard. The valve body is made of SS316. It has the structural characteristics of three-way. Its connection mode is F/M NPT. And it has lever operation mode.

Wafer Check Valve
API594, Body F316, 2" 300LB Dual Plate Wafer Type Check Valve, RF

2" 300LB dual plate wafer check valve is made according to API 594 standard. The valve body is made of A182 F316. It has the structural characteristics of double disc. Its connection mode is RF.

Cryogenic Floating Ball Valve 4Inch 300LB RF Lever
Cryogenic Floating Ball Valve 4Inch 300LB RF Lever

The 4 inch cryogenic ball valve, designed as per API609, has many parts equipped RPTFE --It has the lowest coefficient of friction and the best corrosion resistance of any known plastic material, so that the valve can handle quite extreme situations.

Wafer Check Valve
24" 150LB Dual Plate Lug Type Wafer Check Valve WCB API594

24" 150LB Wafer check valve is made according to API 594 standard. The valve body is made of WCB. It has the structural characteristics of double disc. Its connection mode is lug type.

Floating Ball Valve
2 Inch 1500LB DBB Floating Ball Valve A105 NACE MR0175

The valves are widely used in electric power, petroleum chemical industry, metallurgy, Marine, oil, natural gas, coal gas, pharmaceutical and other industries.

Floating Ball Valve
RF Connection, 1 1/2" 150LB Floating Ball Valve, 2 PCS Forged Steel, Body A105

1 1/2" 150LB floating ball valve is made according to ASME B16.34 standard. The valve body is made of A105. It has the structural characteristics of 2-piece, floating ball, full bore, fireproof, anti-static, anti-flying valve stem. Its connection mode is RF. And it has lever (with locking device) operation mode.

Leave a message

    If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

Home

Products

about

contact