Oil Free OS&Y Carbon Steel Flanged or Butt Welded Bolted Bonnet Gate Valve for Oxygen

Basic Info.

Product Description

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.

Gate valves Standards:

1). DESIGN: API 600, API 602, ASME B16.34

2). ENDS CONNECTION: ASME B16.5/16.47, ASME B16.25, ASME B1.20.1, ASME B16.11

3). FACE TO FACE : ASME B16.10

4). Direct Mounting: ISO 5211

5). Valves Marking: MSS SP-25

6). TEST: API 598

Gate valves Materials:

Body: GGG40/50, A216 WCB, WCC, A217 WC6, WC9, C5, C12A, A352 LCB, LCC / A105N, LF2, F11, F22,

A351 CF8, CF8M, CF3M, CF8C, CN3MN, CK3MCUN, CN7M, A890 4A(CD3MN), 5A(CE3MN), 6A(CD3MWCuN) / F304, F316, F51, F53, F55, ASTM B 148 C95800, C95500

Trim: API Trim # 1, #5, #8, #10 and etc.

Gate valves SPECIFICAITONS:

1). SIZE RANGE: 1/2''-48''(DN15~DN1200)

2). PRESSURE RANGE: 150LB~2500LB, PN 16~PN420

3). Design Temperature: -196~650ºC

4). Construction Types: Wedge Gate Valve & Slab Through Conduit Gate Valve

5). Seals types: Soft Sealing, Metal sealing, Bellows Sealing

6). Bonnet types: Bolted Bonnet, Welded Bonnet or Pressure Sealed Bonnet

7). Connection types: Screwed, Welded and Flanged (FF, RF, RTJ)

8). Stem types: OS & Y / Rising stem, NSR (Non-rising stem)

8). Medium: Water, Oil, Gas and Acidic Liquid

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.