Weidouli Valves Co.,Ltd

Pneumatic V Port Titanium ball valve

Titanium ball valve

Ball valve

Manual Valve

titanium valve, Industrial valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, Wafer, SW, NPT, BW

Pressure range: 150LB~1500LB, , JIS10K~100K

Size range: NPS3/8”-32”, DN10~DN800

Drive: Lever, Gear, Electric, Pneumatic actuator

Design Feature:

Resilient seal or Metal to metal seal

Full bore or Reduce bore

Fire safe design, Anti-static device, Blow-out proof stem,

Double block and bleed function

Grease injection for seat & stem

Cavity pressure self-relief         

Optional lockable device

Anti-leakage design packing & packing box

ISO 5211 mounting pad

The surface form a protective film after Hard face treatment for trim. It not only improves anti-corrosion performance, but also can open and close easily because of improved surface hardness.

Main Part Material :

Titanium Gr2、Gr3、Gr5、Gr6、Gr7、Gr12

Titanium GrC2、GrC3、GrC5、GrC6、Ti-Pd7B、GrC12

Titanium GrF2、GrF3、GrF5、GrF6、GrF7、GrF12

Titanium ball valve

Ball valve

Manual Valve

titanium valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, Wafer, SW, NPT, BW

Pressure range: 150LB~1500LB, , JIS10K~100K

Size range: NPS3/8”-32”, DN10~DN800

Drive: Lever, Gear, Electric, Pneumatic actuator

Design Feature:

Resilient seal or Metal to metal seal

Full bore or Reduce bore

Fire safe design, Anti-static device, Blow-out proof stem,

Double block and bleed function

Grease injection for seat & stem

Cavity pressure self-relief         

Optional lockable device

Anti-leakage design packing & packing box

ISO 5211 mounting pad

The surface form a protective film after Hard face treatment for trim. It not only improves anti-corrosion performance, but also can open and close easily because of improved surface hardness.

Main Part Material :

Titanium Gr2、Gr3、Gr5、Gr6、Gr7、Gr12

Titanium GrC2、GrC3、GrC5、GrC6、Ti-Pd7B、GrC12

Titanium GrF2、GrF3、GrF5、GrF6、GrF7、GrF12

Trunnion Titanium ball valve

Titanium ball valve

Ball valve

Manual Valve

trunnion ball valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, Wafer, SW, NPT, BW

Pressure range: 150LB~1500LB, , JIS10K~100K

Size range: NPS3/8”-32”, DN10~DN800

Drive: Lever, Gear, Electric, Pneumatic actuator

Design Feature:

Resilient seal or Metal to metal seal

Full bore or Reduce bore

Fire safe design, Anti-static device, Blow-out proof stem,

Double block and bleed function

Grease injection for seat & stem

Cavity pressure self-relief         

Optional lockable device

Anti-leakage design packing & packing box

ISO 5211 mounting pad

The surface form a protective film after Hard face treatment for trim. It not only improves anti-corrosion performance, but also can open and close easily because of improved surface hardness.

Main Part Material :

Titanium Gr2、Gr3、Gr5、Gr6、Gr7、Gr12

Titanium GrC2、GrC3、GrC5、GrC6、Ti-Pd7B、GrC12

Titanium GrF2、GrF3、GrF5、GrF6、GrF7、GrF12

3 Way Titanium ball valve

Titanium ball valve

Ball valve

Manual Valve

3 way ball valve, Industrial valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, Wafer, SW, NPT, BW

Pressure range: 150LB~1500LB, , JIS10K~100K

Size range: NPS3/8”-32”, DN10~DN800

Drive: Lever, Gear, Electric, Pneumatic actuator

Design Feature:

Resilient seal or Metal to metal seal

Full bore or Reduce bore

Fire safe design, Anti-static device, Blow-out proof stem,

Double block and bleed function

Grease injection for seat & stem

Cavity pressure self-relief         

Optional lockable device

Anti-leakage design packing & packing box

ISO 5211 mounting pad

The surface form a protective film after Hard face treatment for trim. It not only improves anti-corrosion performance, but also can open and close easily because of improved surface hardness.

Main Part Material :

Titanium Gr2、Gr3、Gr5、Gr6、Gr7、Gr12

Titanium GrC2、GrC3、GrC5、GrC6、Ti-Pd7B、GrC12

Titanium GrF2、GrF3、GrF5、GrF6、GrF7、GrF12

Metal seated Titanium ball valve 

Titanium ball valve

Ball valve

Manual Valve

metal seat ball valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, Wafer, SW, NPT, BW

Pressure range: 150LB~1500LB, , JIS10K~100K

Size range: NPS3/8”-32”, DN10~DN800

Drive: Lever, Gear, Electric, Pneumatic actuator

Design Feature:

Resilient seal or Metal to metal seal

Full bore or Reduce bore

Fire safe design, Anti-static device, Blow-out proof stem,

Double block and bleed function

Grease injection for seat & stem

Cavity pressure self-relief         

Optional lockable device

Anti-leakage design packing & packing box

ISO 5211 mounting pad

The surface form a protective film after Hard face treatment for trim. It not only improves anti-corrosion performance, but also can open and close easily because of improved surface hardness.

Main Part Material :

Titanium Gr2、Gr3、Gr5、Gr6、Gr7、Gr12

Titanium GrC2、GrC3、GrC5、GrC6、Ti-Pd7B、GrC12

Titanium GrF2、GrF3、GrF5、GrF6、GrF7、GrF12

Titanium knife gate valve

Titanium gate valve

Gate valve

Industrial valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, Wafer, Lug

Pressure range: 150LB,

Size range: NPS3/8”-40”, DN10~DN1000

Drive: Hand wheel, Gear, Electric, Pneumatic actuator

Design Feature:

Titanium knife gate valve is designed specifically for reliable in difficult services in pulp and paper mill, petrochemical industries, mining ect. application. This type valve is with optional seats and can be specially designed with electric, pneumatic actuation based on the local control, which facilitates automatically operation.

1. Designed with wafer type structure, shorter face to face dimension, small volume,light weight. It is convenient for installation, carriage, storage and piping layout. It’s cost-effective valve.
2. Packing seal use Japan DAKIN PTFE..
3. The knife shape gate can easily cut off materials, fibers and sundries, preventing clogging and easy for closure and open.
4. Replaceable seat make sure easy for repairing.
5. Designed with straight type, small flow resistivity and more safe application.
6. Handwheel with anti-corrosive plastic coating, which obtains good look and convenient for handle
7. The complete round port area provides maximum flow capacity and minimum head loss.
8. Operation: Hand wheel, Gear, Pneumatic, Hydraulic, Electric actuator

Main Part Material :

Titanium Gr2, Titanium Gr3, Titanium G5, Titanium Gr6, Titanium Gr7, Titanium Gr12

Titanium GrC2、GrC3、GrC5、GrC6、Ti-Pd7B、GrC12

Titanium GrF2、GrF3、GrF5、GrF6、GrF7、GrF12

Nickel gate valve

Gate valve 

Manual Valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, SW, NPT, BW

Pressure range: 150LB~1500LB, , JIS10K~100K

Size range: NPS3/8”-42”, DN10~DN800

Drive: Hand wheel, Gear, Electric, Pneumatic actuator

Design Feature:

Solid wedge / Flexible graphite

Full bore / Reduce bore

Bolted bonnet

Renewable seat / integral seat

Main Part Material :

N6, CZ-100, Nickel 200, Nickel 201, N02200, N02201

Stainless steel gate valve

Gate valve

Manual Valve

Industrial valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, SW, NPT, BW

Pressure range: 150LB~1500LB, , JIS10K~100K

Size range: NPS3/8”-42”, DN10~DN800

Drive: Hand wheel, Gear, Electric, Pneumatic actuator

Design Feature:

Solid wedge / Flexible graphite

Full bore / Reduce bore

Bolted bonnet

Renewable seat / integral seat

Main Part Material :

CF8、CF3、CF8M、CF3M、CG8M、CG3M、CF8C、CK20

304、304、316、316L、316Ti、317、317L、310、310S

F304、F304、F316、F316L、F316Ti、 F317、F317L、F310、F310S

NAB C95800 gate valve

Gate valve

Manual Valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, SW, NPT, BW

Pressure range: 150LB~1500LB, , JIS10K~100K

Size range: NPS3/8”-42”, DN10~DN800

Drive: Hand wheel, Gear, Electric, Pneumatic actuator

Design Feature:

Solid wedge / Flexible graphite

Full bore / Reduce bore

Bolted bonnet

Renewable seat / integral seat

Main Part Material :

Nickel-Aluminum-Bronze, B148 C95800

904L gate valve

Super austenitic gate valve

Gate valve

Manual Valve

904L valve, 904L valves for phosphoric acid

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, SW, NPT, BW

Pressure range: 150LB~1500LB, , JIS10K~100K

Size range: NPS3/8”-42”, DN10~DN800

Drive: Hand wheel, Gear, Electric, Pneumatic actuator

Design Feature:

Solid wedge / Flexible graphite

Full bore / Reduce bore

Bolted bonnet

Renewable seat / integral seat

Main Part Material :

904L, A182 F904L

Alloy 20 gate valve

Super austenitic gate valve

Gate valve

Manual Valve

Alloy valve manufacturer, alloy 20 valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, SW, NPT, BW

Pressure range: 150LB~1500LB, , JIS10K~100K

Size range: NPS3/8”-42”, DN10~DN800

Drive: Hand wheel,  Gear, Electric, Pneumatic actuator

Design Feature:

Solid wedge / Flexible graphite

Full bore / Reduce bore

Bolted bonnet

Renewable seat / integral seat

Main Part Material :

Alloy 20, B462 N08020, A351 CN7M

Alloy 20 butterfly valve

Super authentic butterfly valve

Butterfly valve

Manual Valve

alloy 20 valves for sulfuric acid, High performance Butterfly valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, Wafer, SW, NPT, BW

Pressure range: 150LB~1500LB, , JIS10K~100K

Size range: NPS3/8”-32”, DN10~DN800

Drive: Lever, Gear, Electric, Pneumatic actuator

Design Feature:

Resilient seal or Metal to metal seal

Full bore or Reduce bore

Fire safe design, Anti-static device, Blow-out proof stem,

Double block and bleed function

Grease injection for seat & stem

Cavity pressure self-relief         

Optional lockable device

Anti-leakage design packing & packing box

ISO 5211 mounting pad

Main Part Material :

Alloy 20, A351 CN7M, B462 N08020

Monel butterfly valve

Monel butterfly valve

Butterfly valve

Manual Valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, Wafer, SW, NPT, BW

Pressure range: 150LB~1500LB, , JIS10K~100K

Size range: NPS3/8”-32”, DN10~DN800

Drive: Lever, Gear, Electric, Pneumatic actuator

Design Feature:

Resilient seal or Metal to metal seal

Full bore or Reduce bore

Fire safe design, Anti-static device, Blow-out proof stem,

Double block and bleed function

Grease injection for seat & stem

Cavity pressure self-relief         

Optional lockable device

Anti-leakage design packing & packing box

ISO 5211 mounting pad

Main Part Material :

Monel400、MonelK500

M35-1、M35-2、M35C、M30H

Double gland zirconium plug valve

Zirconium plug valve

Plug valve

Manual Valve

zirconium valve, double gland plug valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, SW, NPT, BW

Pressure range: 150LB~600LB, , JIS10K~40K

Size range: NPS1/2”-16”, DN15~DN400

Drive: Lever, Gear, Electric, Pneumatic actuator

Design Feature:

Full bore or Reduce bore

Fixed structure

Double gland structure

Fire safe design, Anti-static device

Packing box design

Anti-erosion adjustable structure

The surface form a protective film after Hard face treatment on trim. It not only improves anti-corrosion performance, but also can open and close easily because of improved surface hardness.

Main Part Material :

Zirconium 702、Zirconium 705

702C、705C

R60702、R60705

Duplex plug valve for oxgen

Duplex plug valve

Plug valve

Manual Valve

duplex steel plug valve, Duplex valve, Oxygen service valves

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, SW, NPT, BW

Pressure range: 150LB~600LB, , JIS10K~40K

Size range: NPS1/2”-16”, DN15~DN400

Drive: Lever, Gear, Electric, Pneumatic actuator

Design Feature:

Full bore or Reduce bore

Fixed structure

Double gland structure

Fire safe design, Anti-static device

Packing box design

Anti-erosion adjustable structure

Main Part Material :

Duplex S31803、Super Duplex S32750、Super Duplex S32760

1A、、2A、3A、4A、5A、6A、1B、1C

CD4MCu、CD4MCuN、CD3MCuN、CE8MN、CD6MN、CD3MN、CE3MN、CD3MWCuN

F51、F53、F55、F60

Electric butterfly valve

Control butterfly valve

Rotary motion control valve

Control valve

C95800 valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, Wafer, SW, NPT, BW

Pressure range: 150LB~1500LB, , JIS10K~100K

Size range: NPS3/8”-32”, DN10~DN800

Drive: Lever, Gear, Electric, Pneumatic actuator

Design Feature:

Resilient seal or Metal to metal seal

Full bore or Reduce bore

Fire safe design, Anti-static device, Blow-out proof stem,

Double block and bleed function

Grease injection for seat & stem

Cavity pressure self-relief         

Optional lockable device

Anti-leakage design packing & packing box

ISO 5211 mounting pad

Main Part Material :

C95800, C95500, C83600, C63200

Pneumatic titanium butterfly valve

Control butterfly valve

Rotary motion control valve

Control valve

Titanium control valves

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, Wafer, Lug

Pressure range: 150LB~300LB, ～、 JIS10K～20K

Size range: NPS3”-48”, DN50~DN1200

Drive: Lever, Gear, Electric, Pneumatic actuator

Design Feature:

Double eccentric / Triple eccentric

Resilient seat/Metal to metal seat

Zero leakage

Blow-out proof stem

Fire safe, Anti-static design

ISO 5211 mounting pad

The surface form a protective film after Hard face treatment for trim. It not only improves anti-corrosion performance, but also can open and close easily because of improved surface hardness.

Main Part Material :

Titanium Gr2、Gr3、Gr5、Gr6、Gr7、Gr12

Titanium GrC2、GrC3、GrC5、GrC6、Ti-Pd7B、GrC12

Titanium GrF2、GrF3、GrF5、GrF6、GrF7、GrF12

Pneumatic Nickel plug valve

Control plug valve

Rotary motion control valve

Control valve

Industrial valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, SW, NPT, BW

Pressure range: 150LB~600LB, , JIS10K~40K

Size range: NPS1/2”-16”, DN15~DN400

Drive: Lever, Gear, Electric, Pneumatic actuator

Design Feature:

Full bore or Reduce bore

Fixed structure

Double gland structure

Fire safe design, Anti-static device

Packing box design

Anti-erosion adjustable structure

Pneumatic 904L Ball valve

Control ball valve

Rotary motion control valve

Control valve

904L valves for phosphoric acid, 904L valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Connection type: Flange, Wafer, SW, NPT, BW

Pressure range: 150LB~1500LB, , JIS10K~100K

Size range: NPS3/8”-32”, DN10~DN800

Drive: Lever, Gear, Electric, Pneumatic actuator

Design Feature:

Resilient seal or Metal to metal seal

Full bore or Reduce bore

Fire safe design, Anti-static device, Blow-out proof stem,

Double block and bleed function

Grease injection for seat & stem

Cavity pressure self-relief         

Optional lockable device

Anti-leakage design packing & packing box

ISO 5211 mounting pad

Main Part Material :

904L, A182 F904L

Pneumatic discharge valve

Special control valve

Control valve

special material valve

Technical Specification

Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB,HG

Connection type: Flange, BW

Pressure range: 150LB~1500LB, , JIS10K~40K

Size range: NPS1/2”-12”, DN15~DN300

Design Feature:

Open upward / Open downward

Double stem structure

Crystal proof

Blow-out proof stem

Main Part Material :

Titanium Gr2、Gr3、Gr5、Gr6、Gr7、Gr12

Titanium GrC2、GrC3、GrC5、GrC6、Ti-Pd7B、GrC12

Titanium GrF2、GrF3、GrF5、GrF6、GrF7、GrF12