NEWS-Stainless steel 304 / 316 single ferrule double ferrule ball valve_ Steel pipe copper pipe compression ferrule ball valve - Zhejiang Rongda ferrule ball valve manufacturer and supplier

NEWS

POSITION：HOME>>NEWS

American standard lug type hard seal butterfly valve working principle and characteristicsOne, American standard lug type hard seal butterfly valve working principle:D373H lug type hard seal butterfly valve is a disc disc, revolving around the valve shaft to open and close a valve, mainly used for cutting and throttling in the pipeline. The opening and closing member is a disc-shaped but...

02-01
American Standard lug type hard seal butterfly valve introductionD373H American standard lug type hard seal butterfly valve also known as lug type butterfly valve, single clip butterfly valve, is used to connect the valve between the two pipe flange. American standard lug butterfly valve is a valve with a round butterfly plate for opening and closing parts and ro...

02-01
Explosion-proof electric fluorine lined butterfly valve product overview and characteristicsD971F4 explosion-proof electric fluorine lined butterfly valve compact structure, 90° rotary switch easy, reliable seal, long service life, is widely used in water plants, power plants, steel mills, papermaking, chemical industry, food and other systems in the water supply and drainage, as regulati...

02-01
Description of worm gear telescopic soft seal lined fluorine butterfly valveSD341X worm gear flange telescopic soft seal butterfly valve with automatic compensation pipe thermal expansion cold contraction convenient loading and unloading function, used in the temperature below 120℃, nominal pressure below 1.6MPa oil, chemical, electric power, paper, water supply and draina...

01-15
D971X explosion-proof soft seal electric butterfly valve featuresD971X explosion-proof soft seal electric butterfly valve features:1, the shell: the shell is hard aluminum alloy, the anodic oxidation treatment and polyester powder coating, strong corrosion resistance, protection class is IP67.2. Motor: Fully enclosed squirrel-cage motor, small size, large torque,...

01-15
D971X explosion-proof soft seal electric butterfly valve product overviewD971X explosion-proof soft seal electric butterfly valve is composed of butterfly valve and electric explosion-proof actuator supporting, input control signal (4~20mA or 1~5VDC) and single-phase power supply can control the operation. D971X explosion-proof soft seal electric butterfly valve has stro...

01-15
Programming machining of common threadProgramming processing of ordinary thread:In the current CNC lathe, thread cutting generally has three machining methods: G32 direct cutting method, G92 direct cutting method and G76 oblique cutting method, because of the different cutting methods, programming methods are different, resulting in dif...

11-10
Tool mounting and tool matching for common thread toolsLoading and matching of ordinary thread tools:If the turning tool is installed too high or too low and too high, when the knife reaches a certain depth, the back surface of the turning tool will stand against the workpiece, increase the friction force, and even bend the workpiece top, resulting in t...

11-10
Analysis of common thread dimensionsAnalysis of common thread size:A series of dimensions are required for the machining of common thread by CNC lathe. The calculation and analysis of the dimensions required for the machining of common thread mainly include the following two aspects:1. Workpiece diameter before thread processing:Consi...

11-10
Analysis of common thread dimensionsAnalysis of common thread size:CNC lathes need a series of sizes for the processing of ordinary threads. The calculation and analysis of the size required for the processing of ordinary threads mainly include the following two aspects:1. Workpiece diameter before thread processing:Considering the ex...

10-22

共24条当前1/3页首页前一页1 2 3后一页尾页