Double Eccentric Butterfly Valve
Design according to: EN593
Face to face: ISO5752 series 14
Flange: DIN 2501
Size: DN50-DN300
Design Standard: EN593
End flange: ANSI B 16.1, EN 1092
Face to face: EN 558-1 series13/20
Top flange: ISO 5211
Normal pressure: PN1.0/1.6MPa (150/200PSI)
Series 13
Body: HT200, A126 CLASS B, QT450-10, A536 65-5-12, WCB
Disc: DI, ALB, CF8, CF8M, 1.4529
Stem: 416, 420, 431, 17-4pH
Seat: NBR, EPDM, Viton
Series 20
BodyCI, DI, WCB
Disc: DI, ALB, CF8M, 1.4529
Stem: 416, 420, 431
Seat: NBR, EPDM
Suitable temperature: -20C~150C
Suitable medium: Fresh water, sewage, sea water, food etc
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WENZHOU GDIGGER ENERGY ENGINEERING Co., Ltd. Located in Wenzhou, the area of head office is 45, 000 square meters, which is a professional manufacturer specializing in Pressure Vessels, Storage Tanks, LPG Spherical Tanks, LPG Tanks, and various quality ball valves, gate valves, check valves, globe valves and valve accessories. Our diverse products are used for handling a wide variety of applications in gas, oil, refining, chemical, shipbuilding, power generation and pipeline transmission industries.
We supply Storage Tank and Spherical Tank on any projects for different medium (LPG, LNG, Oxygen, Nitrogen, Natural Gas, Hydrogen, Liquefied Gas, etc). Cubage dimension from 5m³ To 10000 m³ With experienced installation teams for your tanks if need. GDIGGER provides an in-depth knowledge and widespread International experience from design, supply, construction, Installation & training of EPC Projects. Our products are used for handling a wide variety of applications in gas, oil, refining, chemical, shipbuilding, power generation and pipeline transmission industries.
In order to provide satisfactory products to the customs, we emphasize on our quality control to meet the customer's specification and requirements. We utilize modern CNC lathes and machining centers, precision grinders and a full complement of manual lathes and mills to produce high quality parts.
GDIGGER products are made in accordance with ISO, ANSI, API, ASME and other international standards. With qualifications of specialized contracting and Grade I of installation of steel structure, and qualified as Grade A2 and A3 of special equipment. We obtained some important international authentication certificates such as NK, BV, and ASME. Meanwhile we have been awarded U Stamp and U2 Stamp of ASME authentication as well as the NB Stamp of America Boiler and Pressure Vessel Supervisory Commission. Our main focus is on offering outstanding products to our customers and sticking to timely delivery schedules with top quality and competitive prices, which will be your reliable partner.
GDIGGER is your one stop solution partner on oil and gas industry. We welcome valuable customers to visit our company.
