فروش شیر پروانه ای

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فروش شیر پروانه ای

شیر پروانه ای در سایزها و فشارهای مختلف ساخته می شود . از جمله برندهای معروف شیرهای پرونه ای می توان به موارد زیر اشاره کرد :

شیر پروانه ای میراب ، شیر پروانه ای استار(star) ، شیر پروانه ای فانوس ، شیر پروانه ای کیتز(kitz) ، شیر پروانه ای کیستون(keystone) ، شیر پروانه ای ماو (maw)، شیر پروانه ای KSP ،شیر پروانه ای کیپ اپ ، شیر پروانه ای فاراب ، شیر پروانه ای مهاب ، شیر پروانه ای اری ارماتورن و …

از مشتریان محترم تقاضامندیم جهت اطلاع کافی از محصولات شرکت پتروکاسپین به شماره تماس این شرکت مراجعه فرمایند.     تلفن 88328842

در یک توضیح کلی باید گفت شیر پروانه ای ازبخش های متعددی همچون بدنه ، دیسک ، لاینر و عملگر که ممکن است دستی ، هیدرولیکی و یا پنوماتیکی تشکیل شده است . بین بدنه و دیسک از یک لاستیکی جهت آب بندی بهتر استفاده می شود. این نوع لاستیکی میتواند EPDM  یا NBR و یا … باشد که بسته به نوع سیال کاری بر روی شیر قرار میگیرد .

شیر پروانه ای در متریال های مختلف ساخته می شود . به عنوان مثال می توان از شیرهای پروانه ای فولادی، چدنی و استنلیس استیل یا پلیمری یاد کرد .

قسمت دیگری از شیر پروانه ای که از اهمیت برخوردار است دیسک این شیر می باشد. دیسک شیر پروانه ای می تواند از جنس کروم ، استیل 316 ، استیل 304 و یا …. باشد که براساس نوع کاربرد ، ساخته می شود .

معمولا برای چرخش دیسکی که در ساخت شیر پروانه ای بکار رفته است از یک اهرم استفاده می شود . با چرخش این اهرم بدلیل ارتباطی که بین اهرم و دیسک استیل وجود دارد ، شیر باز شده و جریان برقرار می گردد. البته در سایزهای بزرگ به جای اهرم از گیربکس استفاده می کنند . در برخی موارد هم از عملگرهای برقی بهره برده می شود .

شیر پروانه ای بر روي خطوط انتقال گاز و مايع در فشار هاي كم و جريان هاي Slurry مورد استفاده قرار مي گيرد.  از جمله کاربردهای شیر پروانه ای چینی میتوان به استفاده در موارد زیر اشاره کرد :

کاربرد شیر پروانه ای:

پالایشگاهها ، مجتمع های پتروشیمی ،کارخانجات مختلف صنعتی ،تاسیسات و …

 

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