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Model: J45H / J45Y
Nominal diameter: DN25 ~ 300 mm
Nominal pressure: PN1.6 ~ 16MPa
Operating temperature: -196 ℃ ~ + 600 ℃
Drive modes: manual, bevel gear, the electric
Main material: carbon steel, stainless steel, alloy steel
Design and manufacture: GB12235
Structural length: GB12221
Flange dimensions: GB9113 JB79
Pressure - temperature: GB9131
Test and Inspection: GB / T13927 JB / T9092

Pressure test

Nominal pressure	1.6	2.5	4.0	6.4	10.0	16.0
Strength test	2.4	3.8	6.0	9.6	15.0	24.0
Water seal test	1.8	2.8	4.4	7.4	11.0	18.0
Seal test	1.8	2.8	4.4	7.04	11.0	18.0
Gas seal test	0.4-0.7

 Main parts materials and performance

Body cover pull	Valve stem	Sealing surface	Gasket (ring)	filler	Operating temperature ℃	Suitable media
WCB	2Cr13	13Cr  STL  Body Material  Nylon	Reinforced flexible graphite  1Crl3 / flexible graphite  08 mild steel  0Cr18Ni9Ti  OCr18Ni12Mo2Ti	Flexible graphite  reinforced flexible graphite  SFB-260  SFP-260	≤425	Water, steam, oil
WC1	38CrMoAI  25Cr2MoV				≤450
WC6					≤540
WC9					≤570
ZGCr5Mo					≤540
ZG1Cr18Ni9Ti	1Cr18Ni9Ti				≤200	Nitric acids
ZGCr18Ni12Mo2Ti	1C18Ni12Mo2Ti				≤200	Acetic acid

The main dimensions

PN	DN	size			PN	DN	size
		L	H	Do			L	H	Do
1.6  2.5  4.0	15	130	190	140	6.4  10.0	15	170	220	160
	20	150	200	140		20	190	240	160
	25	160	225	140		25	210	265	180
	32	180	270	160		32	230	290	200
	40	200	310	180		40	260	355	250
	50	230	330	200		50	300	380	280
	65	290	350	250		65	370	410	300
	80	310	420	280		80	380	500	350
	100	350	455	300		100	430	550	400
	125	400	520	320		125	500	615	450
	150	480	570	350		150	550	695	500
	200	600	680	450		200	650	790	600
	250	730	740	600		250	775	960	700
	300	850	840	700		300	-	-	-
	350	980	950	800		350	-	-	-
	400	1100	1085	900		400	-	-	-