KEFA1 10inch stainless steel butterfly valve dn250

Product Overview

Description

KEFA1 10inch stainless steel pneumatic butterfly valve price dn250

Technical Parameters

Nominal diameter(mm)		25~500	25~500
Nominal pressure(Mpa)		1.0	1.6
Testing pressure	Shell(Mpa)	1.5	2.4
	Seal(Mpa)	1.1	1.76
Suitable temperature		-40°C~200°C
Suitable medium		Drinking water,sewage,seawater,food,medicines,gas,oil and acid

Main Raw Material

Body	Disc	Stem	Seat	Actuator
Cast iron	Plated ductile iron	Stainless steel	EPDM/NBR	lever
Ductile iron	CF8		WRAS-EPDM	gearbox and handwheel
Carbon steel	CF8M		Viton	Electric
Stainless steel	Aluminum bronze	customised	Silicon	Pneumatic
PS:1. ·Replaceable backed seat/PTFE seat      2. Pinless disc/Nylon disc/Expoy disc/PTFE disc

Reference Standard

Design standard		API 609
Testing standard		API 598
Top flange standard		ISO5211
End flange standard		DIN PN10 / PN16,ANSI 125# / 150#,BS4504 PN10 / PN16,JIS B2220 10K
Face to face standard		API 609,EN558-1 20 Series,BS5155,DIN3202 K1

Overall Dimension and Weight

Size	A	B	D	Top Flange	ΦE	Weight(kg)
DN25	142	90	29	F05	65	0.84
DN40	156	92	33	F05	65	1.29
DN50	189	126	43	F05	65	2.07
DN65	202	133	46	F05	65	2.68
DN80	238	152	46	F05	65	3.16
DN100	276	170	52	F07	90	4.90
DN125	296	181	56	F07	90	6.85
DN150	324	196	56	F07	90	7.85
DN200	398	238	60	F10	125	12.00
DN250	456	258	68	F10	125	18.50
DN300	535	300	78	F10	125	32.50

Size	A	B	D	Top Flange	ΦE	DIN PN10		DIN PN16		ANSI 150#		Weight(kg)
						4-Φd	ΦD	4-Φd	ΦD	4-Φd	ΦD
DN350	580	320	78	F10	125	4-22	460	4-26	470	4-28.4	476.2	41.30
DN400	665	356	102	F14	175	4-26	515	4-30	525	4-28.4	539.7	61.00
DN450	720	380	114	F14	175	4-26	565	4-30	585	4-31.8	577.8	79.00
DN500	790	420	127	F14	175	4-26	620	4-33	650	4-31.8	635.0	128.00