Шиберные задвижки

Technical specification

设计标准 design standard	MSS.SP-81
结构长度 Structural length	KSS.SP-81 & TAPP1 T1S405-8
连接法兰Flanged ends	ASMEB 16.5 2"・24" ASME B 16.47 30 " -36 "
试脸和检验Test & inspection	MSS.SP-81

Note: The dimension of the connecting flange can be designed according to customers* special requirements.

1. Body	WCB	CF8	CF8M
2. Gate	304	304	316
3. Seat	Metal/Metal or EPDM
4. O-ring	NBR
5. Seat Retainer	WCB	CF8	CF8M
6. Packing	PTFE
7. Gland	WCB	CF8	CF8M
8. Yoke	Q235	304	304
9. Stem	2Cr13	2Cr13	2Cr13
10. Stem Nut	Brass	Brass	Brass
11. Thrust Bearing	65Mn	65Mn	65Mn
12. Bearing Housing	WCB	WCB	WCB
13. Hand wheel	GGG30 (Epoxy Coated)
14. Stem Protector	304	304	304

Note: Major parts of the valve series and materials of sealing surface differ according to casual working condition and customers' special requirements.

压力等级 pressure	公称通径 Nominal diameter		法兰 Flanged type
Class 150 PN10/16	mm	in	L	H	DO	DI	D2	D	n-d>d
	50	2	48	350	180	120	92	152	4-19
	65	2 1/2	48	375	200	140	105	178	4-19
	80	3	51	430	220	153	127	191	4-19
	100	4	51	505	240	191	157	221	8-19
	125	5	57	575	260	216	186	254	8-22
	150	6	57	660	280	242	216	279	8-22
	200	8	70	810	300	299	270	343	8-22
	250	10	70	1015	340	362	324	406	12-25
	300	12	76	1120	400	432	381	483	12-25
	350	14	76	1320	450	476	413	533	12-29
	400	16	89	1424	530	540	470	597	16-29
	450	18	89	1685	600	578	533	635	16-32
	500	20	114	1786	600	635	584	699	20-32
	600	24	114	2086	680	750	691	813	20-35
	650	26	114	2175	680	806	750	870	24-35
	700	28	127	2320	680	864	800	927	28-35
	750	30	127	2465	800	914	857	985	28-35
	800	32	127	2650	800	978	914	1060	28-41
	900	36	154	2920	800	1086	1022	1168	32-41
	1000	40	165	3225	900	1200	1124	1289	36-41
	1200	48	190	3770	900	1422	1359	1511	44-41
	1400	56	190	4365	900	1651	1575	1746	48-48
	1500	60	203	4745	1000	1759	1676	1898	52-48

Note: products can be designed to clients' requirements. Also can be designed and manufactured GB, ASME, DIN, BS standard.