1. Thuhmahruai leh Insiam dan bulpui
Soft sealing flanged concentric butterfly valve ("center-line butterfly valve" tia hriat bawk) hi pipeline-a flow control on/off emaw throttling emaw atana siam, quarter-turn rotary valve a ni. A thil pawimawh ber berte chu:
Concentric Design: Valve stem, disc leh seat te chu central axis khatah an inrem a, chu chuan structure awlsam leh compact tak a siam a ni.
Soft Sealing Mechanism: Valve body emaw seat emaw ah hian flexible elastomeric seal (eg, rubber, EPDM, NBR) dah a ni a, chu chuan leakage awm loh nan seal tight tak a pe a ni.
Flanged Ends: Valve hi flanged connection hmanga thuam a ni a, hei hian ANSI, DIN, emaw JIS ang chi standard zawm pipeline-ah awlsam taka dah theih a ni.
2.Thil pawimawh tak tak

3. Hnathawh dan tur
Open Position: Disc chu 90 in a inher thin° flow direction nena inmil turin, pressure drop tihtlem leh full flow phalsak.
Closed Position: Disc chu a inher leh a, soft seal chu a press a, tight shut-off a siam a ni. Concentric design hian seal a thlen theih nan seal elastic deformation a rinchhan a, hei hian low-pressure application atan a hlawk hle.
4. Thil pawimawh leh thatna
Tight Sealing: Soft seal hian leak resistance tha tak a pe a, bubble-tight standard (eg, ANSI B16.104 Class VI, ISO 15848-1) a tlin fo thin.
Low Torque Operation: Concentric design leh flexible seal hian friction a ti tlem a, hei hian kut hmanga hnathawh awlsam emaw, actuator rit lo tak tak nena hman emaw a phalsak a ni.
Compact leh Lightweight: Gate emaw globe valve nena khaikhin chuan concentric butterfly valve hi a te zawk a, hmun tlemtea dah a awlsam zawk.
Cost-Effective: Structure awlsam leh material hman tlem avangin flow control mamawh bulpui atan an man tlawm hle.
Versatile Media Compatibility: Tui, boruak, oil, non-corrosive liquids, leh granular media (abrasion-resistant coatings nei) atan a tha.
5. Technical lam thil chi hrang hrang
Pressure Rating: A tlangpuiin pressure hniam atanga hniam lam (eg, PN6–PN16 / Class 125 ah a awm–Class 150 a ni).
Temperature Range: 1000 a ni.
Standard elastomer (eg, NR, EPDM): -10°C atanga 90 thleng a ni°C (14) a ni°F atanga 194 thleng a ni°F).
Temperature sang tak seal (eg, Viton®, PTFE): -20°C atanga 150 thleng a ni°C (-4) a ni°F atanga 302 thleng a ni°F).
Standards zawm dan: 1.1.
Design: EN593, API 609, MSS SP-67 te a ni.
A rilru a hah lutuk chuan a rilru a buai em em a, a rilru a hah lutuk chuan a rilru a buai em em bawk a.
Testing: API 598, (leakage test te) a ni.
6. Dilna hrang hrang
A rilru a buai em em a, a rilru a hah em em bawk a. concentric butterfly valve D341X-16Q a nian hmang nasa hle a, chungte chu:
Tui Supply leh Drainage: Municipal tui system, bawlhhlawh sawngbawlna hmun, leh irrigation network te.
HVAC Systems: Heating, ventilation, leh air conditioning-a boruak, tui emaw steam emaw control.
Food and Beverage Industry: FDA-compliant seal hmanga thianghlimna atana hman (eg, EPDM food-grade coatings hmanga siam).
General Industrial Processes: Chemical, paper, leh damdawi siamna hmuna non-corrosive fluid handling (mild media tan chauh).
Marine leh Shipbuilding: Tuipui tui emaw ballast system (corrosion-resistant material hmanga siam)-a on/off control.
7. A tihkhawtlai leh ngaihtuah tur
Pressure leh Temperature Limits: Pressure sang (eg, >PN16) emaw, temperature sang tak (eg, steam 150 aia sang) atan a tha lo°C).
Corrosion Risks: Metal component (eg, cast iron body) te chu boruak nasa takah chuan a corrode thei a; dinhmun khirh takah chuan stainless steel emaw coated material emaw-ah upgrade.
Abrasive Media: Seal nem tak takte hi particulate-laden fluid-ah chuan a chhe rang thei a; hard-seal butterfly valve emaw, venhimna dang emaw ngaihtuah rawh.
Actuator thlan dan: Valve lian tak tak emaw, hman fo tur emaw tan chuan kut hnathawh hah loh nan pneumatic/hydraulic actuator hmang ang che.
8. Installation leh Enkawl dan
Installation dan tur: 1.1.
Flanges te chu aligned a nih theih nan leh bolt te chu leakage awm lo turin uniform taka tighten tur a ni.
Pipeline stress nasa lutuk hnuaiah valve dah loh tur.
Enkawlna:
Seal hi a chhe lo emaw, a chhe lo emaw enfiah fo thin ang che, a bik takin high-cycle application-ah chuan.
Stem leh actuator chu a hun hunah lubricate la, a thawk tha thei ang.
Leakage a awm chuan seal chu thlak leh la; design thenkhatah chuan pipeline atanga valve lakchhuah ngai lovin seal thlak theih a ni.

9. Supplier leh Product thlan dan tur tips
Material Certification: Seal te hian industry standard (eg, ei tur atan FDA, explosive environment atan ATEX) an tlin ngei ngei tur a ni.
Customization Options: Supplier thenkhat chuan niche application atan anti-static design, kangmei laka invenna feature, emaw special coatings (eg, epoxy, PTFE) emaw an pe thin.
Tawpna
A rilru a buai em em a, a rilru a hah em em bawk a. concentric butterfly valvean ni a, non-critical application-a low-to-medium pressure flow control-na atana hmanraw man tlawm, rintlak tak an ni. An awlsamna, tight sealing leh enkawl awlsamna te hian tui, HVAC, leh general industrial system-ah te duhthlanna lar tak a ni. Environment demanding zawk tan chuan eccentric design emaw premium materials emaw a upgrade a tha. I mamawh ang valve tha ber thlang turin media property, operating conditions, leh compliance requirements te evaluate fo thin ang che.
Rubber eng pawh concentric-a thutbutterfly valve a ni, chu chu wafer butterfly valve, lug butterfly valve te hi a niD7L1X-16Q a ni, Y-strainer, wafer check valve, .gate valve a niZ41X-16Q a nidemands, biak theih a niTWS valve a nifactory, a vawi khatnaah kan reply ang che.
Post hun chhung: Jun-07-2025
