300LB Flanged Triple Offset Butterfly Valve

300LB Flanged Triple Offset Butterfly Valve

ZFV 300LB flanged triple offset butterfly valve, 20inch class 600LB, body material carbon steel A216 WCB, disc carbon steel A216 WCB, laminated seal. Design stardard API609, face to face length stardard API609, test and inspection API598, flange produce as per ANSI B16.5 . ANSI 600LB can be also...

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Product Details

ZFV 300LB flanged triple offset butterfly valve. Design stardard API609, face to face length stardard API609, test and inspection API598, flange produce as per ANSI B16.5 .

Products : 300LB flanged triple offset butterfly valve

* 28 inch

* ANSI 300LB 

* Double Flange ends type

* Manual gear box reducer with handwheel

* 29900/N.m operation torque 

* Triple offset / three eccentric construct  

* Stainless steel 316 + graphite layer

* Power plants application

* Painting Color : Blue

* Painting Color RAL number : RAL5005

* No Need Extended Stem

* Suitable Temperature : -29°C ~ 250°C

* Pressure rate less than 5.0Mpa

* Provide Matching Flanges and bolts  

* Function : Shutoff

* Material : Body ASTM A216 WCB, 

                  Disc ASTM A216 WCB, 

                  Seal SS304+Gra.,

                  Stem 17-4 PH

* Origin : China , mainland

* USD, EUR, CNY currency .  

ZFV international business payment term & currency :

ZFV have differents payment terms for differents customer requirements .

Generally the payment term is T/T : Down-payment T/T in advance before production, the balance T/T before shipment.

Payment term also can be L/C , normally customer may request this terms for larger amount order.

We sincerely hope build long term business with customers , welcome to discuss with us for any special requirement and we shall do our best to serve you.

 The Chinese interantional business keep developing, beside US dollar, Euro, now the Chinese CNY is legal currency and customer of some countries request to use CNY as currency in business. ZFV accept above currencys.


Valve Knowledge:

ANSI 300LB can be also written as class 300 & 300# , mainly be used in ASME / BS standard butterfly valve. 

How many “Mpa ”does“ANSI 300LB”pressure mean ?

ANSI 300LB = 5.0Mpa

How many “PN”does “ANSI 300LB”pressure mean ?

ANSI 300LB = PN50

How many pressure does ZFV class 300 valve apply in testing ?  

Sheel testing 5.0Mpa x 1.5 = 7.5Mpa

Seat sealing testing 5.0Mpa x 1.1 = 5.5Mpa

Air testing 0.6Mpa.

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