BZ41H insulated jacket gate valve

Product name	Thermal jacketed gate valve
Product Model	BZ41H/W
Nominal diameter	DN15-500
Pressure range	1.0 MPa to 1.6 MPa
Body material	Cast iron, cast steel, stainless steel

Product introduction:
Jacket insulation gate valve is suitable for nominal pressure PN1.0 ~ 10.0MPa, Class150 ~ 600, JIS10K ~ 20K, working temperature -29 ~ 425ºC (carbon steel), -40 ~ 500ºC (stainless steel) pipe for opening and closing, and can keep heat and prevent medium crystallization. Selection of different materials, can be applied to heavy oil, glue, nitric acid, acetic acid, strong oxidizing medium and urea and other media. Valve body material A105, F5, F11, F22, 304, 304L, 316, 316L, LF2 and so on. Drive mode: manual. Connection form: socket welding, internal thread, butt welding, flange. Additional note: jacket insulation gate valve connection flange specifications are generally greater than the nominal diameter of the valve.
Standard specification:

Design and manufacture	Structural length	Connecting flange	Pressure temperature rating	Test and inspection
GB12234 API600	Factory mark	ANSI B16.5GB9112 ~ 9131JB /T74 ~ 90SH3006HG20615 ~ 20635	ANSI B16.34	API598 JB/T 9092

Product range:

Nominal pressure or pressure level	Nominal diameter DN/NPS
	15	20	25	32	40	50
	1/2	Three quarters of	1	1 1/4	1 1/2	2
Class800	,	,	,	,	,	,
Class150	,	,	,	,	,	,
Class300	,	,	,	,	,	,
Class600	,	,	,	,	,	,
Class900	,	,	,	,	,	,
Class1500	,	,	,	,	,	,
Class2500	,	,	,	,	,	,

The user has no special instructions, our company generally according to the following table preparation flange:

Valve nominal diameter DN (mm)	15	20	25	32	40	50	65	80	100
Flange specifications (mm)	15 x 40	20 x 40	25 x 50	32 x 50	40 x 65	50 x 80	65 x 100	80 x 125	100 x 150

Nominal diameter DN(mm) of valve	125	150	200	250	300	350	400	450	500
Flange specifications (mm)	125 x 150	150 x 200	200 x 250	250 x 300	300 x 350	350 x 400	400 x 450	450 x 500	500 x 550

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