Ceramic Lined Carbon Steel Stainless Steel Knife Gate Valve

As a professional valves manufacturer with strong soft and hard power, Liangyi Valve succeeded in achieving the certificates like ISO 9001, API 6D, CE, API 607 / 6FA etc. In 2019, our company was granted the reputation of national-level high tech enterprise. In 2021, the annual turnover is close to $150 million. With the rapid development, we have been upgrading the equipments. Now there are more than 100 sets of machines in the workshops. Among them, more than 20 sets are CNC machining centers and more than 30 sets are CNC lathes. Our supply range includes ball valves, gate valves, check valves, globe valves, DBB, butterfly valves, knife gate valves and other types of valves. With the advanced equipments and strong devotion to commitment, reliability and integrity, Liangyi Valve looks forward to business cooperation with customers from all over the world, for the mutual benefit.
 
KNIFE GATE VALVE STANDARDS:
1). DESIGN: MSS SP-81, ASME 16.34
2). FLANGE CONNECTION: ASME B16.5, EN 1092, JIS B2220
3). FACE TO FACE : EN 558 Series 20
4). TEST: MSS SP-81
 
KNIFE GATE VALVE MATERIALS:
1). BODY MATERIAL: BE EN GJS 400-15, CAST IRON GG25, DUCTIL IRON GGG40/50, WCB, LCB, WC6, CF8, CF3, CF8M, CF3M, 4A, etc.
2). KNIFE: Stainless Steel 1.4301 (SS304) or 1.4401 (SS316)
3). SEALING: NBR/EPDM/VITON
 
KNIFE GATE VALVE SPCIFICAITONS:
1). DIAMETER: DN50-DN1600, 2"-64"
2). NOMINAL PRESSURE: DN50-DN300 PN10, DN350-DN450 PN6, PN500-DN600 PN4, DN700 DN1200 PN 2, DN1400-DN1600 PN1
3). STRUCTURE: Uni-directional & Bi-directional
4). OPERATION: Hand wheel, Gear, Pneumatic, Hydraulic and Electric actuator
5). APPLICATION  FIELD: Water, waste water treatment plants, pulp and paper, chemical plants, food & beverage, power and hydro power plants and others.
6). MDEIUM: Water, waste water, mud, dirt, slurries, clarified water of suspended solids, dust, slag, pulp and others.
7). TEMPERATURE RANGE: -10 to 100°C NBR,  -10 to 120°C EPDM,  -10 to 200°C VITON
FAQ
Q: Is your company a manufacturer or trading company?
A: We are a real and professional valves manufacturer with our own facilities and lots of equipments, which enables us to be your reliable valves supplier.

Q: Which types of valves can you supply?
A: Our supply range includes ball valves, gate valves, check valves, globe valves, DBB, butterfly valves, knife gate valves and other types of valves. We can also help source the valves, flanges and fittings from our sub-suppliers.

Q: Does your company provide OEM / ODM service?
A: Yes, we do. We provided such service and customers are satisfied.

Q: What certificates does your company have?
A: We have API 6D, CE, API 607, API 6FA, ISO 9001 and other certificates.

Q: How much is the sales turnover in 2022?
A: The sales turnover is close to $ 15 million. 

Q: How about your capacity?
A: We have over 100 sets of machines. More than 20 are CNC machining centers, more than 30 are CNC lathes.