Butterfly Valve Gearbox
Features & Benefits of Butterfly Valve Gearbox
Butterfly valve, also called the flap valve is a kind of simple structure of the regulator, can be used for low pressure pipeline medium of switch control butterfly valve is closed (disc or disc) is a disk, around the axis of rotation to achieve the opening and closing a valve.
Products Specification about Butterfly Valve Gearbox
Parts No. | Parts | Specification | Options |
1 | Body | Ductile Iron | |
2 | Seat | EPDM | NBR |
3 | Disc | Ductile Iron | SS 304,SS 316,AL-Bronze C95400 |
4 | Stem | DN50-350:AISI 420,One-piece Stem Design DN400-800:ANSI 431,Two-piece Stem Design | SS304,SS 316,SS 416,SS 431 |
5 | O-ring | NBR | EPDM |
6 | Bushing | Nylon 1010 | PTFE |
7 | Lever | Ductile Iron | Aluminium |
8 | Shaft Cover (DN400-800) | Ductile Iron | |
9 | Bushing (DN400-800) | Lubricating Bronze | |
10 | Bushing (DN400-800) | Lubricating Bronze | |
11 | Packing (400-800) | PTFE | |
12 | Gear Box | Ductile Iron |
OTHER DESIGN
Design acc. to DIN EN 593
Double-sided flange connection acc. to DIN EN 1092-2
Face to face dimension acc. to DIN EN 558, Series 14 (F4)
Sealing in both directions of flow
Resilient seated
Double eccentrical disc
Enclosed T-section seal on the disc adjustable and replaceable without removal of the disc
Closed bearing lugs
Shafts not in touch with the medium, dry-shaft design
Basic version with fitted, cast encapsulated worm gear box, self-locking and adjustable limit stops as well as a mechanical position indicator on the gear box cover
Gear boxes with raised protection for buried application, optional
Quality Control About Butterfly Valve Gearbox
Construction is as follows:
- Concentric Type
- Single Type Body
- Soft Seated
- Double Half Stem
- Through Stem With Pin
- Uni-direction or Bi-direction
- Flanged Ends to ASME B16.5
- Wafer or Lug Suit to Flanged(ASME B16.5 or B16.47)
FAQ
Q: What customer care most ?
A: Product quality first,professional technique second,Excellent Service rank third.Last one is price
Q: How long is your delivery time?
A:
Generally it is 5-10 days if the goods are in stock. or EX-works 45-60
calendar days after we received your confirmed order, if 3rd party
inspection required, delivery should be extended accordingly.
Q: Do you provide samples ? is it free or extra ?
A: No, the prodcut what we offer is standard,so it does not need the sample.However,we can offer some spare parts for free
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
