Manufacturer for Stop Valve - Bolt Bonnet Gate Valve – Convista
Manufacturer for Stop Valve - Bolt Bonnet Gate Valve – Convista Detail:
1. Both design and manufacture are carried out strictly following GB/T 12234, API600 and API602. The products feature a reasonable structure, reliable seal, good performance and nice modeling.
2. Co hard alloy welded sealing surface, which is wearing resistant, erosion proof, abrasion proof and long-lived.
3. The surface and the adjusting media of the valve shaft are nitrogenized so that it is erosion and abrasion resistant.
4. PN≥15.0MPa (Class 900), the middle cavity usea a self-tightening sealing structure to have the sealing performance reiinforced along with the pressure risee so as to ensure the sealing performance.
5. There is no backward sealing structure in the valve, so the sealing id reliable.
6. The material of the filling and the flange size can be chosen and matched according to the applications and requirements of the use’s. That can satisfies all kinds of working requirements.
| Structural formation | Bolt-jointed bonnet outside stem yoke structure |
| Driving manner | Hand-operated, Gear-operated and Electric-driving |
| Design standard | GB/T 12234 |
| Face to face | GB/T 12221 |
| Flanged ends | GB/T 9113, JB/T 79, HG20592 |
| Test & inspection | GB/T 13927, JB/T 9092 |
| No. | Part name | Material |
| 1 | Body | WCB, WC1, WC6, WC9, C5, CF8, CF8M, CF8C, CF3, CF3M |
| 2 | Gate disc | WCB, WC1, WC6, WC9, C5, CF8, CF8M, CF8C, CF3, CF3M |
| 3 | Seat | A105, 304, 1Cr5Mo, 12Cr1MoV |
| 4 | Stem | 1Cr13, 2Cr13, 12Cr18Ni9, 06Cr18Ni12Mo2Ti, 20Cr1Mo1V, 25Cr2MoV |
| 5 | Stud | 35CrMoA, 06Cr19Ni10, 06Cr17Ni12Mo2, 25Cr2MoV |
| 6 | Six angle nuts | 45, 35CrMoA, 25Cr2MoV, 06Cr19Ni10, 0Cr17Ni12Mo2 |
| 7 | Gasket | Graphite & stainless steel |
| 8 | Back seat | 2Cr13, 20Cr13, 12Cr18Ni9, 06Cr18Ni12Mo2Ti, 20Cr1Mo1V, 25Cr2MoV |
| 9 | Bonnet | WCB, WC1, WC6, WC9, C5, CF8, CF8M, CF8C, CF3, CF3M |
| 10 | Packing | Graphite |
| 11 | Packing press-sleeve | 1Cr13, 2Cr13, 12Cr18Ni9, 06Cr18Ni12Mo2Ti |
| 12 | Packing gland | CF8, CF8M, CF8C, CF3, CF3M |
| 13 | Valve stem nut | Copper alloy |
| 14 | Handwheel | KTH350-10, QT400-15 |
Product detail pictures:
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To be able to ideal satisfy client's requirements, all of our operations are strictly performed in line with our motto "High High-quality, Competitive Price tag, Fast Service" for Manufacturer for Stop Valve - Bolt Bonnet Gate Valve – Convista, The product will supply to all over the world, such as: Amsterdam, Angola, Houston, They are sturdy modeling and promoting effectively all over the world. Never ever disappearing major functions within a quick time, it's a have to in your case of fantastic good quality. Guided by the principle of "Prudence, Efficiency, Union and Innovation. the corporation. ake an excellent efforts to expand its international trade, raise its organization. rofit and raise its export scale. We have been confident that we've been going to have a bright prospect and to be distributed all over the world in the years to come.
By Stephen from French - 2018.12.22 12:52
In general, we are satisfied with all aspects, cheap, high-quality, fast delivery and good procuct style, we will have follow-up cooperation!
By Kama from Jeddah - 2018.02.04 14:13
