DJT temperature reducing water control valve

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Technical parameters and performance

Body：

type ： forge angle,
DN ：DN25, DN32, DN40, DN50
Nominal pressure：ANSI 1500, ANSI2500 or PN25MPa, PN32MPa
Connection Type：BW weld( or following your demands)
Materials：20#Forged Steel

Upper cap：

Normal temperature≤420℃

cap form: bolt Clamp
Packing： nickel wire winded graphite packing.

Valve components：

valve spool type ： valve spool
Flow characteristics: similar to characteristic curve shown below:
Medium flow: high-low
Materials：Stainless Steel nitriding

Performance：

Permissible pressure difference：25M pa
Leakage：ANSI B16.104-1976IV

actuator：

Power-driven actuator

Kv value和 stroke：

DN	25	32	40	50
Nominal pressure PN (MPa)	ANSI1500, 2500 or PN25, 32MPa
Kv value	2.0 2.5 3.0 4.0 5.0 5.5 6.0 6.6	6.8 8.0 9.5	10 12 14 16	18 21 25
Rated stroke (mm)	20		25

Materials

No.	Name	Materials	No.	Name	Materials	No.	Name	Materials
1	Short pieces	20# forge	6	round pin	316	11	pressing sheet	20
2	valve spool jacket	9Cr18MoV nitriding	7	packing baffle ring	304	12	Stud	35CrMo
3	valve spool	9Cr18MoV nitriding	8	packing	JM397	13	hexagonal nuts	35
4	Joint pipe	20# forge	9	valve handle	2Cr13 nitriding
5	Body	20# forge	10	packing cap	304

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