gate valve, China gate valve Supplier,Factory

gate valve

gate valve

Zhejiang Dayu Light Industrial Machinery Co., Ltd. [China]

gate valve 1.Material:ductile iron GGG500/7 2.coating:fusion bonded epoxy coated 3.standard:BS5163, BS5150,DIN3352 F4/F5,

Specifications

Type	NominaliPressure	Test Pressure			WorkingTemperature	Suitable Medium
		Air(MPa)	seal (water)Air (MPa)	low pressure sealAir(MPa)
Z41H-16CZ41W-16P(R)	1.6	2.4	1.8	0.6	≤200	NITRIC ACID

Z41W-25P(R)	2.5	3.8	2.8	0.6	≤200	ACETIC ACID

Z40W-40P(R)	4.0	6.0	4.4	0.6	≤200	NITRIC ACID

JZ41W-64P(R)	6.4	9.6	7.0	0.6	≤200	ACETIC ACID

Material for main parts

Part name	Material
	Z41W-161-251-401	Z41W-16P-25P-40P	Z41W-16P-2R-40R
Body donnet	CrNi steel	Ci Ni Ti	Cr Ni Mo Ti steel
Wedge gate	Alloy steel+carbidealloy
Stem	Alloy steel
Stem nut	Al bronze
Hand wheel	Castirom for ageable casriran

gate valve

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