Product structure characteristics
A check valve is an “automatic” valve that is opened for downstream flow and closed for counter-flow.Open the valve by the pressure of the medium in the system, and close the valve when the medium flows backwards.The operation varies with the type of check valve mechanism.The most common types of check valves are swing, lift (plug and ball), butterfly, check, and tilting disc.Products are widely used in petroleum, chemical, pharmaceutical, chemica...
Product Description
The driving part of the valve according to the valve structure and user requirements, using handle, turbine, electric, pneumatic, etc., can be based on the actual situation and user requirements to choose the appropriate driving mode.
This series of ball valve products according to the situation of medium and pipeline, and the different requirements of users, design of fire prevention, anti-static, such as structure, resistance to high temperature and low temperature can e...
Design standards
• Design and manufacturing specifications: API6D/BS 5351/ISO 17292/GB 12237
• Structure length: API6D/ANSIB16.10/GB 12221
• Test and Inspection: API6D/API 598/GB 26480/GB 13927/ISO 5208
Performance Specification
• Nominal pressure: (1.6-10.0)Mpa,(150-1500)LB,10K/20K
• Strength test:PT1.5PNMpa
• Seal Test: PT1.1PNMpa
• Gas seal test: 0.6Mpa
Product Structure
ISO Law Mount Pad ...
Product Overview
Q41F three-piece flanged ball valve stem with inverted sealing structure, abnormal pressure boost valve chamber, the stem will not be out.Drive mode: manual, electric, pneumatic, 90° switch positioning mechanism can be set, according to the need to lock to prevent misoperation.Is xuan supply Q41F three-piece ball valve three-piece flange ball valve manual three-piece ball valve
II. Working principle:
Three-piece flanged ball valve is a valve with a circular channel of the bal...