Pneumatic hydrolic actuatored fully-welded trunnion ball valve 20"*18" 600lb WCB

1. Construction
·Fully welded construction
·Designed in conformity with API 6D Standard
·Floating type, self-centering seating ring systems with pre-tensioned spring elements
·Trunnion-mounted Ball type
·Low torques
·Maintenance-free sealing and mounting systems
·Double block and bleed(DDB)
·Single piston effect(SPE) with Self-relieving seating rings
·Optional double piston effect (DPE)
·Optional sealing system PMSS
·Adjustable Dual or Single Stem Sealing
·Secondary injection of sealant
·Anti Blow-out Stem Protection Design
·Drain and Vent Connection Construction
·Anti-static design
·Optional stem extension
·Fireproof design in conformity with API 6FA and BS 6755 Standard

2. Normal Size Range
DN50~DN1500, 2"~60"

3. Normal Pressure Rating
PN10~PN420, CLASS150~2500

4. Main Part & Materials

5. Structure & Advantages


The body of KATA fully welded ball valve are designed as fully-welded structure,there are two systematically distributed ring type welding joints,the minimum wall thickness of these two joints are strictly designed as per API 6D,ASME B16.34,ASME SECTION VIII, which can completely avoid any body leakage,and withstand the stress from the pipeline. The stem sealing of it can be replaced even under the pipeline maximum pressure. The modular design enables us to provide various stem sealing structures to meet your specific requirements.

6. Certification

7. Marketing & Sales

8. R&D

9. Production &Quality control




10.Delivery

1. Q: Are you a trader or manufacturer? 
    A: We are an industrial valve manufacturer since 1989. Our manufacturer scope covers ball valves, gate valves, globe valves, check                              valves, plug valves, butterfly valves, safety valves,bellows valve, needle valves & knife gate valves etc, and we also have good partners in                  Worm Gear, Electrical Actuator and Pneumatic Actuator,which mean we could offer one-stop valve solutions for you.

2. Q: What kind of certification do you have?
    A:  We have API 6D, API600, API602, API609, API 607&API 6FA, ISO9001, ISO14001, OHSAS18001, CE&PED, SIL,and ISO15848 certification.  

3. Q: How long is your delivery time?
    A: Generally it is about 45~60 days. For some urgent order, delivery can be made within 30days if there are raw material stock.

4. Q: Do you provide samples?
    A:  Yes, samples are available upon request. 

5. Q: What about OEM products? 
    A: We accept OEM orders and put great value on keeping our customers satisfied by providing quality products with competitive prices and                     excellent service.

6. Q: Can you produce the products according to customer's special requirements and drawings?
    A: Yes, customization can be made as per specific case.

7. Q: How long is your guarantee period?
     A: Generally 12 months after installation or 18 months after shipment, whichever comes first. 

Welcome to come to us at any time  if you have any valve needs! We will respond to you within 0-24 hours.