Flanged Butterfly Valve

Product Description

Feature:

1.material:cast iron or ductile iron.
2.DN80-DN2200mm.
3.PN1.0Mpa PN1.6Mpa. PN0.6Mpa
4.OEM service
5.design service

Technical Conditions:

D341W-1C D341W-0.5C

nominal pressure	0.1MPa	0.25MPa
shell test	0.15MPa	0.375MPa
Allow medium flow	≤25m/s
applicable temperature	≤300`C
leakage rate	≤1.5％
applicable media	air ,dust、exhaust gas

Main Connecting Dimension:

DN	D	D₁	n-d。	b	L	H₁	D41W-1C		D341W-1C					D941W-1C					reference weight（kg）
DN	D	D₁	n-d。	b	L	H₁	H	L。	H	L₁	L₂	L₃	L₄	H	L₁	L₂	L₃	L₄	D41	D341	D941
100	210	170	4-18	14	120	130	335	280	450	67.5	136	57	143	580	125	190	145	100	28	38	55
125	240	200	8-18	14	120	150	370	280	490	67.5	136	57	143	620	125	190	145	100	38	49	68
150	265	225	8-18	14	120	160	310	280	520	67.5	136	57	143	650	125	190	145	100	48	56	82
200	320	280	8-18	16	140	180	410	280	530	67.5	136	57	143	680	125	190	145	100	56	68	96
250	375	335	12-18	16	140	230	540	320	650	67.5	136	57	143	780	125	190	145	100	67	84	112
300	440	395	12-22	16	170	262	620	320	735	67.5	136	57	143	860	125	190	145	100	80	100	123
350	490	445	12-22	16	170	287	680	320	795	67.5	136	57	143	925	125	190	145	100	92	125	146
400	540	495	16-22	16	190	293	780	320	880	67.5	136	57	143	1030	125	190	145	100	108	140	167
450	595	550	16-22	16	190	320	840	400	950	105	195	90	200	1090	130	223	160	153	118	160	190

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