GTL-H44F46 PTFE lined Swing Check Valve

GTL-H44F46 PTFE lined Swing Check Valve is a kind of automatic valve which depends on the flow of the medium itself and automatically opens and closes the valve disc to prevent the reverse flow of the medium.

DETAILS

List of main parts and materials

Item	Name of Parts	Graphitic cast iron	Cast steel	Stainless acid resistant cast steel		Ultra low carbon stainless acid resistant cast steel
Item	Name of Parts	Z	C	P	R	PL	RL
1	Body/Bonnet	HT250	WCB	CF8	CF8M	CF3	CF3M
2	Disc/Stem	35	1Cr13	1Cr18Ni9	1Cr18Ni12Mo2Ti	00Cr18Ni10	00Cr17Ni14Mo2
3	Lining/Seat	PCTEF(F3),FEP(F46),PFA(Soluble F4),PP,PO
4	Fastening bolt	WCB		1Cr17Ni2		1Cr18Ni9Ti
5	Nut	PTFE(F4)		CF8		CF8

Appearance and connection dimensions

Nominal Diameter		L	D	D1	D2	f	b	Z-φd	D	D1	D2	f	b	Z-φd
DN(mm)	NPS(inch)	L	PN1.0MPa						PN1.6MPa
15	1/2	130	95	65	45	2	14	4-φ14	130	95	65	2	14	4-φ14
20	3/4	150	105	75	55	2	16	4-φ14	150	105	75	2	16	4-φ14
25	1	160	115	85	65	2	16	4-φ14	160	115	85	2	16	4-φ14
32	5/4	180	135	100	78	2	18	4-φ18	180	135	100	2	18	4-φ18
40	3/2	200	145	110	85	3	18	4-φ18	200	145	110	3	18	4-φ18
50	2	230	160	125	100	3	20	4-φ18	230	160	125	3	20	4-φ18
65	5/2	290	180	145	120	3	20	4-φ18	290	180	145	3	20	4-φ18
80	3	310	195	160	135	3	22	4-φ18	310	195	160	3	22	4-φ18
100	4	350	215	180	155	3	22	8-φ18	350	215	180	3	24	8-φ18
125	5	400	245	210	185	3	24	8-φ18	400	245	210	3	26	8-φ18
150	6	480	280	240	210	3	24	8-φ23	480	280	240	3	28	8-φ23
200	8	600	335	295	265	3	26	8-φ23	495	335	295	3	30	12-φ23
250	10	622	390	350	320	3	28	12-φ23	622	405	355	3	32	12-φ25
300	12	698	440	400	368	4	28	12-φ23	698	460	410	4	34	12-φ25
350	14	787	500	460	428	4	30	16-φ23	787	520	470	4	38	16-φ25
400	16	914	565	515	482	4	32	16-φ25	914	580	525	4	40	16-φ30
450	18	978	615	565	532	4	32	20-φ25
500	20	978	670	620	585	4	34	20-φ25