PTEE-lined lug butterfly valve

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PTEE-lined lug butterfly valve

■ Main parts and materials

Part name	Material
Upper and lower valve body	Cast iron、Cast steel、Stainless steel、衬Lining/F4 、F46
Valve sea	F4 /F46
With lever dish plate	Fulling (WCB)F4/F46、半衬Half lining/F4、F46
Liner	Silicone Rubber
Worm handle	Qt400-15Ductile iron, aluminum alloy

■ PTFE-lined Butterfly Valve Standard

Technical specification
Design standard	GB12238
Structure length	GB12221
Flange standard	JB/T79-94
Flange standard	GB9113.1-26
Inspection and tes	GB/T13927
Drive mode	Worm、Manual、Electric、Pneumatic

■Main form and connection size

Nominal diameter		Shape size										The reference value
DN		L	H2	H1	D	D1	D2	F		B	Z-φd	D0	H	Weight（kg）
mm	inch	Wafer	H2	H1	PN1.0MPa							D0	H	Weight（kg）
40	11/2	33	143	85	150	110	85		3	19	4-18	150	140	2.3
50	5	43	143	85	165	125	100		3	19	4-18	150	140	2.7
65	21/2	46	157	85	185	145	120		3	21	4-18	150	150	3.5
80	3	46	178	93	200	160	135		3	21	4-18	150	165	4.7
100	4	52	185	100	220	180	155		3	21	4-18	200	180	6.5
125	5	56	206	110	250	210	185		3	23	4-18	200	200	8
150	6	56	225	160	285	240	210		3	25	8-23	280	220	10
200	8	60	275	245	340	295	265		3	25	8-23	280	270	17
250	10	68	326	260	395	350	320		4	28	12-23	200	320	-
300	12	78	333	300	445	400	370		4	28	12-23	240	330	-
350	14	78	393	320	505	460	430		4	28	16-23	240	385	-
400	16	102	438	330	565	515	480		4	28	16-26	280	430	-
450	18	114	488	380	615	565	530		4	30	20-26	280	480	-
500	20	127	540	390	670	620	580		5	30	20-26	320	540	-
600	24	154	615	450	780	725	680		5	34	20-30	320	610	-
700	28	165	660	480	895	840	795		5	36	24-33	360	650	-
800	32	190	720	580	1015	950	900		5	38	24-33	360	710	-
900	36	203	780	625	1115	1050	1000		5	40	28-33	380	780	-
1000	40	216	900	660	1230	1160	1115		5	42	28-36	400	900	-
1200	48	254	1070	780	1455	1380	1330		5	44	32-39	400	1050	-

Nominal diameter		Shape size													The reference value
DN		L	H2	H1	D	D1	D2		F		B		Z-φd		D0	H	Weight（kg）
mm	inch	Wafer			PN1.6MPa
40	11/2	33	143	85	150	110		85		3		19		4-18	150	140	5
50	5	43	143	85	165	125		100		3		21		4-18	150	140	5.8
65	21/2	46	157	85	185	145		120		3		21		4-18	150	150	6.7
80	3	46	178	100	200	160		135		3		22		8-18	150	165	7.5
100	4	52	185	110	220	180		155		3		23		8-18	200	180	8.8
125	5	56	206	120	250	210		185		3		23		8-18	200	200	11
150	6	56	225	160	285	240		210		3		25		8-23	280	220	15
200	8	60	275	245	340	295		265		3		28		12-27	280	270	24
250	10	68	326	260	405	355		320		4		28		12-27	200	320	34
300	12	78	333	300	460	410		370		4		30		12-27	240	330	44
350	14	78	393	320	520	470		430		4		32		16-27	240	385	86
400	16	102	438	330	580	525		480		4		34		16-30	280	430	128
450	18	114	488	380	640	585		530		4		42		20-30	280	480	159
500	20	127	540	390	715	650		580		5		42		20-33	320	540	190
600	24	154	615	450	840	770		680		5		48		20-36	320	610	235
700	28	165	660	480	910	840		795		5		48		24-36	360	650	335
800	32	190	720	580	1025	950		900		5		48		24-39	360	710	425
900	36	203	780	625	1125	1050		1000		5		50		28-39	480	780	500
1000	40	216	900	660	1255	1170		1115		5		50		28-42	400	900	705
1200	48	254	1070	780	1485	1390		1330		5		50		32-48	400	1050	880

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