GB without diversion hole flat gate valve

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GB without diversion hole flat gate valve

Product Model: Z6s43 (4) WF (Y, H)
Nominal diameter: DN50 ~ 700mm, NPS2 "~ 28"
Nominal pressure: PN1.0 ~ 16.0MPa, Class150 ~ 900Lb
Design standards: API 600, API6D, ASME B16.34, GB / T 12234
Structure length: ASME B16.10, API6D, GB / T 12221
Connection standard: ASME B16.5, ASME B16.47, GB / T 9113, JB / T 79, HG / T 20592
Pressure test: API 598, GB / T 13927 , JB / T 9092
Pressure - Temperature class: ASME B16.34, GB / T 12224

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產品詳細

Features
This series of valves has the characteristics of reliable sealing, small opening and closing torque, anti-sulfur wear-resistant, long service life, can be used to clean the hair ball pipe and other characteristics; for water, oil, natural gas, steam and other non-corrosive and corrosive media Of the pipeline system for hoist device, especially for petrochemical, oil, gas, long-distance pipeline and other fields.

Nominal pressure		Product number
1.0 to 16.0 MPa 150 to 900 Lb	No diversion hole	Z6s43WF, Z6s43WD, Z6s43WY, Z6s43WbF, Z6s43WbY
1.0 to 16.0 MPa 150 to 900 Lb	Diversion hole	Z6s43NF, Z6s43DF, Z6s43YF, Z6s43F, Z6s43D, Z6s43Y

Performance specifications

Pressure Level		Pressure test at room temperature (MPa)				Applicable temperature (℃)			Suitable media
Pressure Level		case	Left seal	Right seal	Low pressure seal	"G" type	"D" type	normal type	"KZ" type	"Z" type
Nominal pressure (MPa)	1.0	1.5	1.1	1.1	0.6	-29 ~ 250	-45 ~ 121	-29 ~ 121	Medium containing H2S and CO2 > 500 Mg / m3	Oil, gas, water and so on
	1.6	2.4	1.76	1.76	0.6
	2.5	3.75	2.75	2.75	0.6
	4.0	6.0	4.4	4.4	0.6
	6.4	9.6	7.04	7.04	0.6
	10.0	15.0	11.0	11.0	0.6
	16.0	24.0	17.6	17.6	0.6
Lb	150	2.93	2.07	2.07	0.6
	300	5.52	5.52	5.52	0.6
	400	10.0	7.31	7.31	0.6
	600	15.0	11.03	11.03	0.6
	900	22.4	16.54	16.54	0.6

The main part material

Part Name	Body, bonnet	gate	Valve stem	Seat	Stem nut	Sealing ring	filler	Seal means
"Z" type	WCB	Alloy steel (special treatment)	stainless steel	Alloy steel (special treatment)	Aluminum bronze	Fill PTFE	Filled PTFE, expanded graphite	Oil seal grease
"KZ" type	WCB	Alloy steel (special treatment)	Sulfur-resistant stainless steel	Alloy steel (special treatment)	Aluminum bronze	Fill PTFE	Filled PTFE, expanded graphite	Anti-sulfur sealant

The main dimensions

DN	PN16 PN25 150Lb	PN40 PN64 300Lb	PN40 PN64 PN100	PN100 600Lb	PN160 PN200	900Lb 1500Lb
50	178	216	250	292	280	330
65	190	241	280	330	315	356
80	203	283	310	356	380	381
100	229	305	350	432	425	457
125	254	381	400	508	480	559
150	267	403	450	559	530	610
200	292	419	550	660	620	737
250	330	457	650	787	730	838
300	356	502	750	838	850	965
350	381	762	850	889	980	1029
400	406	838	950	991	1100	1130
450	432	914	1050	1092	1200	1219
500	457	991	1150	1194	1250	1321
600	508	1143	1350	1397	1450	1549
700	610	1346	1450

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