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Email:sales@bundor.com | Tel: +86 150 0225 9955 | Wechat: Bundor_marketing | Skype: +86 150 0225 9955

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Bundor - Butterfly, Gate, Check, Ball, Globe Valve Manufacturer, Supplier & Distributor

Home ? Products ? Gate Valve ? Knife Gate Valve

Hand operated knife gate valve

【Size Range】: DN50-DN300

【Pressure】: PN10/16/150LB

【Body Materials】: WCB

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ADVANTAGES

【Working temperature】0～80℃

【Suitable medium】Water, mud, ash, slag and water mixture, etc

【Application】Coal mine, chemical industry, environmental protection, water treatment, water supply and drainage, etc

Product Advantages

1. Precision casting valve body, fine appearance, no sand hole, traceable with Heat number.

2. Valve wedge is burnished smoothly 3 times and polished 5 times to ensure the sealing porformance.

3. Valve stem is equipped with bearing to reduce friction, increased service life.

4. Add steel wire to seat ring to ensure the strong conbation between valve seat and body.

5. 250 μm epoxy coating, it can effectively prevent corrosion and rust.

???????6.Each valve will be made pressure test before leaving factory.

PARAMETER INFORMATION

Name	Design and manufacture	Face to face Length	End Flange
Reference Standard	JB/T 8691	GB/T 12221	GB/T 9113/ASME B16.5

Name	1-Body	2-Seat	3-Wedge	4-Stem	5-Handwheel
Material	WCB/304/316	EPDM	304/316	2Cr13	DI

Size			PN10			PN16			150LB
DN	NPS（Inch）	L	D1	N-M	Z-φC	D1	N-M	Z-φC	D1	N-M	Z-φC
50	2''	50	125	2-M16	2-φ18	125	2-M16	2-φ18	120.7	2-M16	2-19
65	2 1/2''	50	145	2-M16	2-φ18	145	2-M16	2-φ18	139.7	2-M16	2-19
80	3''	50	160	2-M16	6-φ18	160	2-M16	6-φ18	152.4	2-M16	2-19
100	4''	52	180	2-M16	6-φ18	180	2-M16	6-φ18	190.5	2-M16	6-19
125	5''	56	210	2-M16	6-φ18	210	2-M16	6-φ18	215.9	2-M20	6-22
150	6''	56	240	2-M20	6-φ22	240	2-M20	6-φ22	241.3	2-M20	6-22
200	8''	60	295	2-M20	6-φ22	295	4-M20	8-φ22	298.4	2-M20	6-22
250	10''	78	350	4-M20	8-φ22	355	4-M24	8-φ26	361.9	4-M22	8-25
300	12''	78	400	4-M20	8-φ22	410	4-M24	8-φ26	431.8	4-M22	8-25