OEM Supply Cryogenic Butterfly Valve - Fully Welded Ball Valves (For Heating Supply Only) – CVG
OEM Supply Cryogenic Butterfly Valve - Fully Welded Ball Valves (For Heating Supply Only) – CVG Detail:
Features
▪ One-piece welded ball valve, no external leakage and other phenomena.
▪ Leading domestic technology, maintenance-free and long service life.
▪ The welding process is unique, with vital pores, no blisters, high pressure and zero leakage of the valve body.
▪ Using high-quality stainless steel ball, double-layer support type sealing structure, the ball support is scientific and reasonable.
▪ The gasket is made of Teflon, nickel, graphite and other materials, and it’s carbonized.
▪ The valve well has low cost and is easy to open and operate.
▪ Equipped with a grease injection port in the form of a check valve that can prevent the lubricating sealant from flowing back under high pressure.
▪ The valve is equipped with venting, draining and preventing devices according to the needs of the piping system medium.
▪ CNC production equipment, strong technical support, reasonable matching of software and hardware.
▪ Butt weld size can be designed and manufactured according to customer’s request.
Fire Test: API 607. API 6FA
Various Operation Ways
▪ Various types of valve actuators can be provided: manual, pneumatic, electric, hydraulic, pneumatic hydraulic linkage. The specific model is selected according to the valve torque.
Material Specifications
Part | Material (ASTM) |
1. Body | 20# |
2a. Connection Pipe | 20# |
2b. Flange | A105 |
6a. Butterfly Spring | 60si2Mn |
6b. Back Plate | A105 |
7a. Seat Support Ring | A105 |
7b. Sealing Ring | PTFE+25%C |
9a. O-ring | Viton |
9b. O-ring | Viton |
10. Ball | 20#+HCr |
11a. Sliding Bearing | 20#+PTFE |
11b. Sliding Bearing | 20#+PTFE |
16. Fixed Shaft | A105 |
17a. O-ring | Viton |
17b. O-ring | Viton |
22. Stem | 2Cr13 |
26a. O-ring | Viton |
26b. O-ring | Viton |
35. Handwheel | Assembly |
36. Key | 45# |
39. Elastic Washer | 65Mn |
40. Hex Head Bolt | A193-B7 |
45. Hex Screw | A193-B7 |
51a. Stem Joint | 20# |
51b. Thread Gland | 20# |
52a. Fixed Bushing | 20# |
52b. Cover | 20# |
54a. O-ring | Viton |
54b. O-ring | Viton |
57. Connecting Plate | 20″ |
Structure
Fully Welded Fixed Ball Valve For Heating Supply (Full bore type)
Fully Welded Fixed Ball Valve For Heating Supply (Standard bore type)
Dimensions
Fully Welded Ball Valve With Flanged Ends (For Heating Supply Only)
Application
▪ Centralized heating supply: output pipelines, main lines, and branch lines of large-scale heating equipment.
Installation
▪ The welding ends of all steel ball valves adopts electric welding or manual welding. Overheating of the valve chamber shall be avoided. The distance between welding ends shall not be too short to ensure that the heat generated in the welding process will not damage the sealing material.
▪ All valves shall be opened during installation.
Product detail pictures:
Related Product Guide:
Innovation, excellent and reliability are the core values of our company. These principles today much more than ever form the basis of our success as an internationally active mid-size business for OEM Supply Cryogenic Butterfly Valve - Fully Welded Ball Valves (For Heating Supply Only) – CVG , The product will supply to all over the world, such as: Milan, Kazakhstan, Thailand, By integrating manufacturing with foreign trade sectors, we can provide total customer solutions by guaranteeing the delivery of right products to the right place at the right time, which is supported by our abundant experiences, powerful production capability, consistent quality, diversified products and the control of the industry trend as well as our maturity before and after sales services. We'd like to share our ideas with you and welcome your comments and questions.
By Maxine from Qatar - 2017.09.26 12:12
We are long-term partners, there is no disappointment every time, we hope to maintain this friendship later!
By Roberta from Austria - 2017.01.28 19:59