China 2022 Latest Design Automatic Control Butterfly Valve - ZZYN Double seat self-operated regulator – Hoyee factory and manufacturers

2022 Latest Design Automatic Control Butterfly Valve - ZZYN Double seat self-operated regulator – Hoyee

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2022 Latest Design Automatic Control Butterfly Valve - ZZYN Double seat self-operated regulator – Hoyee Detail:

Self-operated regulator has the following types according to the different working conditions:

ZZYP(single-seat type), ZZYM(sleeve type) and ZZYN(double-seat type), and ZZYN Double seat self-operated regulator also has three different covers such as common one, long-neck one and cooling type. For different applications, ZZYN Double seat self-operated regulator has three different types of actuators:film/piston/bellows.
ZZYN Double seat self-operated regulator has other advantages as smart and accurate regulating,taking up small space and simple operation and it’s widely used in the pressure control of gas,steam or water in petroleum, chemical, electric power, metallurgy, food, textile, machinery, civil construction industry.
ZZYN Double seat self-operated regulator is designed and manufactured according to the standard of AMSE/API/BS/DIN/GB

ZZYN Double seat self operated regualtor pressure adjusting range

Note:1. ZZYN Double seat self-operated regulator take diaphragm type actuator for example. If the pressure of ZZYN Double seat self-operated regulator is 1000～3000KPa, please consult our customer service or sales people.

2.The table above is Pressure Subsection Range. Choose the median around for pressure control. The smaller the pressure range, the higher the precision . Therefore it should be used within the pressure setting range.

3. If the pressure ratio between before valve and after valve of ZZYN Double seat self-operated regulator with the pressure control after valve exceeds 10,it needs multi-stage decompression or two ZZYN Double seat self-operated regulator in series (can choose control valve with director except pressure before valve is below 0.8MPa)

4.It needs special design when the nominal pressure is over 6.3MPa.

5.This series ZZYN Double seat self-operated regulator’s lowest pressure control is 15 KPa.

ZZYN Double seat self-operated regulator technical parameter

Nominal diameter DN(mm)	20	25	32	40	50	65	80	100	125	150	200	250	300
Coefficient(KV)	5	8	12.5	20	32	50	80	125	160	320	450	630	900
Rated stroke(mm)	8		10		12	15	18	20	30	40	45	60	65
Nominal diameter DN(mm)	20
The seat diameter DN(mm)	2	3	4	5	6	7		8	9	10	12	15	20
Coefficient(KV)	0.02	0.08	0.12	0.20	0.32	0.5		0.80	1.20	1.80	2.80	4.0	5
Nominal pressure	MPa		1.6，2.5，4.0，6.4(6.3)/2.0，5.0，11.0
	Bar		16，25，40，64(63)/20，50，110
	Lb		ANSI：Class150、Class300、Class600
pressure range KPa	15～50、40～80、60～100、80～140、120～180、160～220、200～260、 240～300、280～350、330～400、380～450、430～500、480～560、540～620、 600～700、680～800、780～900、880～1000、900～1200、1000～1500、 1200～1600、1300～1800、1500～2100、
Flow characteristic	Quick opening
Adjust the accuracy	±5-10(％)
Working TemperatureT(℃)	-60～350(℃) 350～550(℃)
Leakage	Class IV；Class VI

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To be the stage of realizing dreams of our employees! To build a happier, far more united and far more specialist team! To reach a mutual profit of our customers, suppliers, the society and ourselves for 2022 Latest Design Automatic Control Butterfly Valve - ZZYN Double seat self-operated regulator – Hoyee , The product will supply to all over the world, such as: Saudi Arabia, Lithuania, New Delhi, Our company sticks to the principle of "high quality, reasonable price and timely delivery". We sincerely hope to establish good cooperative relationships with our new and old business partners from all parts of the world. We hope to work with you and serve you with our excellent goods and services. Welcome to join us!

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In China, we have purchased many times, this time is the most successful and most satisfactory, a sincere and realiable Chinese manufacturer!

By Irma from Palestine - 2017.09.30 16:36

The factory can meet continuously developing economic and market needs, so that their products are widely recognized and trusted, and that's why we chose this company.

By Irene from Durban - 2018.10.09 19:07

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