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Hontai Machinery and equipment (HK) Co. ltd

[Province: Guangdong ]

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High temperature, corrosion Z960Y Electric welding gate electric power station valve

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High temperature, corrosion Z960Y Electric welding gate electric power station valve

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High temperature, corrosion Z960Y Electric welding gate electric power station valve

1, the design and manufacture of such standards by JB/T3595 may be supporting the use of domestic equipment
2, the valve in the cavity by pressure from the tight seal structure, good sealing performance, branch pipe ends for welding structure.
3, the gate and the valve seat sealing surface of Stellite (stellite) cobalt-based alloy cladding made of wear-resistant, high temperature, corrosion, anti-abrasion performance.
4, stem quenched and the nitrogen treatment, with good resistance to corrosion and scratch resistance.
5, the opening and closing parts of the structure can be designed according to user board, two boards, and other forms of parallel double plate.
Keywords: GB gate valve, electric valve, flange valve, power station valve, pneumatic valve, high temperature valve
The manufalture and aueptanle specigication shan be based on the japanese standard E101 applied for the thermal powerand JB/T3595-93 The length shall bein line with E101 or by user’s speeification. Welding groove shan be in auordanle with power industrh spe-cification 78DG or hg user’ specification The size in inclose is old production’s size

Property and specifiecation


Product type PN(MPa)Nominal pressure		(MPa)Test pressure		(MPa) Working pressure	() Working temperature	Appicable medium
		Sheel test	Seal test
Z960Y-250	25	37.5	27.5	-	≤425	Water, steam
Z960Y-320	32	48.0	36.0	-	≤425
Z960Y-P54100	-	30.0	22.0	P5410	≤54	Steam
Z960Y-P54170	-	48.0	36.0	P5417	≤540
Matecrial for main parts
Part name		Material designation
Body		WCB		WC6		WC9
Disc		WCB		WC6		WC9
Bonnet		25		12Cr1Mo1VA
Stem		1Cr17Ni2		20Cr1Mo1VA
Seat		25		12Cr1Mo1VA
Sealing ring		S soft steel (flexible graphite)		S soft steel		F Soft steel
Packing		Fexible graphite
Yoke		WCB		WCB or WC6
Stem nut		45(ZCuZn25A16Fe3Mn3)
Four piece ring		1Cr13		20Cr1MoVA