Trunnion 300LB Ball Valve Bare Stem LF2 With Two Valve Seats
Big Size Pressure 300LB Pipeline Valve Trunnion Mounted Ball Valve
Product Description
Each valve has two valve seats, which can be sealed in both directions, so there is no direction limit for installation,
no matter which end of the valve can be used as the upstream end, it is a two-way valve.
Trunnion Mounted Ball Valve Design
| Design standard | API6D,ASME B16.34,BS5351,ISO17292,DIN | ||
| Connection ends | RF,RTJ flange,butt-welded,thread,socket welded | ||
| Actuator | manual,pneumatic,electric,gas-liquid interaction etc. | ||
| Nominal diameter | 2” – 48” (DN 50-DN 1200) | ||
| Pressure range | CLASS 150 – CLASS 2500 (Mpa 1.6- Mpa 42.0) | ||
| Materials | carbon steel,stainless steel,20#steel ,nickel alloy,cobalt alloy | ||
| Application | petroleum,natural gas,chemical,petrochemical,power station, metallurgy,papermaking etc. | ||
ISO5211 connection plate is in line with international standards and can be convenient for customers to
choose the electrical, pneumatic, hydraulic device according to the need of project.
Pipeline Valve Trunnion Ball Valve Dimension
Class 300 Dimension chart
| DN | 8'' | 10'' | 12'' | 14'' | 16'' | 20'' | 24'' | 28'' | |
| d1 | 203 | 254 | 305 | 337 | 387 | 489 | 591 | 686 | |
| L | RF | 502 | 568 | 648 | 762 | 838 | 991 | 1143 | 1346 |
| BW | 521 | 559 | 635 | 762 | 838 | 991 | 1143 | 1346 | |
| H1 | 300 | 325 | 365 | 400 | 440 | 555 | 700 | 780 | |
| H2 | 389 | 405 | 455 | 490 | 550 | 680 | 870 | 955 | |
| E | 116 | 116 | 171 | 171 | 257 | 257 | 150 | 83 | |
| F | 350 | 350 | 420 | 420 | 400 | 400 | 410 | 650 | |
Weite Valve
Zigong Weite Valve Manufacturing Co., Ltd. has successfully developed a wide range of advanced inspection and testing
equipment from control of casting blanks and forgings to final product quality. These equipments allow us to do tests such
as gamma ray testing, radiology testing, ultrasonic testing, dye penetration testing, magnetic inspection, spectral analysis,
impact testing, hardness testing, fire safety testing, low temperature testing, low pressure gas testing, high pressure gas
testing , high temperature testing and hydrostatic testing. 
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.