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Size 80mm Floating Ball Valve Stainless Steel Material

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Address: Jianshe South Street, Yuhua District, Shijiazhuang City, Hebei Province, China

Contact name:Ada Chen

China • Yuanda Valve Group Co., Ltd.

Size 80mm Floating Ball Valve Stainless Steel Material

Country/Region	china
City & Province	shijiazhuang hebei
Categories	Valves

Product Details

Size 80mm Stainless Steel Material China Standard Floating Ball Valve

Usage

The valve is composed of valve body, ball, stem, handle and other parts, by turning the handle to rotate the stem

90°, the stem drives the ball to rotate 90° to realize opening and closing.

The valve can be used for opening and closing of pipelines and equipment with corrosive media

Connect size

Type	DN	L	D	D1	D2	b-f	Z-Φd	H
Q41F-16P	15	130	95	65	45	14-2	4-Ф14	88
	20	140	105	75	55	14-2	4-Ф14	91
	25	150	115	85	65	14-2	4-Ф14	97
	32	165	135	100	78	16-2	4-Ф18	105
	40	180	145	110	85	16-2	4-Ф18	120
	50	200	160	125	100	16-2	4-Ф18	126
	65	220	180	145	120	18-2	4-Ф18	152
	80	250	195	160	135	20-2	8-Ф18	170
	100	277	215	180	155	20-2	8-Ф18	202
	125	320	245	210	185	22-2	8-Ф18	250
	150	360	280	240	210	24-2	8-Ф23	279
	200	403	335	295	265	26-2	12-Ф23	322

Material of main parts

Part Name	Material
Body	CF8
Stem,Ball	F304
O-ring,Packing	PTFE

Technical parameters

Nominal pressure	1.6 ,2.5MPa
Nominal diameter	DN15-DN200mm
Temperature	≤150℃
Mediun	Water, Oil, Gas
Design marking	GB/T 12237
Face to Face	GB/T 12221
Inspection and testing	GB/T 26480

Instructions for storage, installation and use

1. This product should be kept in a dry warehouse and is strictly prohibited to be stored in the open air.

2. Long-term storage, regular maintenance.

3. This product can be installed in any position of pipeline or equipment, but it should be convenient to open and close.

4. Before installation, the pressure test should be carried out to meet the requirements before installation.

5. The pipe and valve cavity should be cleaned before installation.

6. The product shall not be subjected to a large external force after installation.

7. The position of the handle indicates whether the valve is open or closed. The handle opens when it is flat with the pipe axis, and closes when it is perpendicular to the pipe axis.

8. The operating conditions shall be consistent with the performance specification requirements.

Possible faults and troubleshooting methods

Possible faults	The cause of the failure	Fault elimination method
Leakage of sealing surface	1. The middle flange bolt is loose. 2. Damage to sealing surface.	1. Tighten the middle flange bolt evenly. 2. Repair the sealing surface or replace the parts.
Packing leakage	1. Insufficient packing. 2. The packing is not tightly pressed.	1 Add filler. 2. Press the packing tightly.
Leakage at the middle mouth	1. The middle flange pad is damaged or invalid. 2. Middle flange bolts are not tightened.	1. Replace the middle flange pad. 2. Tighten the middle flange bolt evenly.