ZHEJIANG VERVO VALVE CO.,LTD
ZHEJIANG VERVO VALVE CO.,LTD - A VALVE COMPANY - We Are One of the Biggest Chinese Industrial Valves Manufacturer Specialized in Steel Ball Valves/Steel Gate Valves/ Steel Globe Valves/Steel Check
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API6D Swing Check Valve 4 Inch Dn100 150LB Asme 16.34 Rf Wcb Bolted Bonnet Full Bore 4 Swing Check Valve Cast Steel
VERVO VALVE manufactures a premium array of check valves. Our products are manufactured and tested in accordance with respective API, ASME, and ANSI standards.
VERVO VALVE is a global leader in valve manufacturing for power, paper and pulp, oil and gas, and petro-chemical industries. VERVO check valves have serviced critical backflow prevention applications for more than 40 years. From pipelines to chemical processing, VERVO offers a complete line of full port swing checks in a variety of materials making them appropriate for many environments, temperatures and pressures, that will accommodate your most stringent needs. Our check valve product line has positioned VERVO as a go-to source for all of your backflow prevention needs. The Full Port Swing Checks can be installed in horizontal or vertical, upward flow pipelines.
VERVO utilizes a replaceable seat design for simple field service and replacement. Seat materials are selected based on valve application, media, temperature, pressure and other conditions. Standard seat materials are ASTM A105 in carbon steel designs and A352 LCC in stainless steel designs.
| ASME CLASS 150 (PN 20) | ||||||
| Size | D | L | H | Weight (lb/kg) | ||
| RF | RTJ | BW | RF/RTJ | |||
| 2 | 2 | 8 | 8.5 | 8 | 5.5 | 37 |
| 2 ½ | 2 ½ | 8.5 | 9 | 8.5 | 6.3 | 44 |
| 3 | 3 | 9.5 | 10 | 9.5 | 7.1 | 53 |
| 4 | 4 | 11.5 | 12 | 11.5 | 8.27 | 84 |
| 6 | 6 | 14 | 14.5 | 14 | 11.42 | 198 |
| 8 | 8 | 19.5 | 20 | 19.5 | 14.17 | 286 |
| 10 | 10 | 24.5 | 25 | 24.5 | 15.75 | 430 |
| 12 | 12 | 27.48 | 28 | 27.48 | 18.11 | 661 |
| 14 | 14 | 31 | 31.5 | 31 | 20.47 | 804 |
| 16 | 15.24 | 34 | 34.5 | 34 | 24.41 | 1178 |
| 18 | 17.24 | 38.5 | 39 | 38.5 | 27.17 | 1652 |
| 20 | 19.25 | 38.5 | 39 | 38.5 | 28.35 | 1949 |
| 24 | 23.22 | 51 | 51.5 | 51 | 29.13 | 2533 |
| 28 | 27.24 | 57 | - | 57 | 33.46 | 3822 |
| 30 | 29.25 | 60 | - | 60 | 39.37 | 4515 |
| 36 | 35.23 | 77 | - | 77 | 44.88 | 4626 |
| The dimension and weights are for reference only and subject to change without notice. | ||||||
| 1.For more size or dimensional information, please contact our sales representative. | ||||||
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