3-piece butt welded ball valve is a kind of manual ball valves. It is widely used for pipelines to cut off or connect medium in petroleum, gas, electricity, etc. 3-piece butt welded ball valve has a ball with a hole. The ball rotates with stem to open or close valve. Compared with other valves, ball valve has the least flow resistance. When the valve is opened completely, medium flow though the valve without any losses.
Materials
|
Part Name |
Materials |
|
|
Body |
Stainless steel CF8M |
Carbon steel WCB |
|
Seal ring |
PTFE |
PTFE |
|
Bonnet |
Stainless steel CF8M |
Carbon steel WCB |
|
Ball |
Stainless steel SS316 |
Stainless steel SS304 |
|
Stem |
Stainless steel SS316 |
Stainless steel SS316 |
|
Nut |
Stainless steel SS304 |
Stainless steel SS304 |
|
Gasket |
Stainless steel SS304 |
Stainless steel SS304 |
|
Handle sleeve |
Plastic |
Plastic |
|
Handle |
Stainless steel SS304 |
Stainless steel SS304 |
|
Stem nut |
Stainless steel SS304 |
Stainless steel SS304 |
|
Packing stem nut |
Stainless steel SS304 |
Stainless steel SS304 |
|
Nut |
PTFE |
PTFE |
|
Thrust washer |
PTFE |
PTFE |
|
Bolt |
Stainless steel SS304 |
Stainless steel SS304 |
Characteristics
|
Nominal Pressure PN |
Applicable Temperature |
Applicable Medium |
Screw Thread |
|
1.6-6.4MPa |
-20~350℃ |
Water, oil, gas and other corrosive medium |
G.NPT.BSPT.BSP, DI259/2999 |
Yes, 3.2 certificates are available at an additional cost. We work with reputable third-party inspection agencies (TPI) such as BV, TUV, SGS, or LR, who will inspect the valves and issue signed certificates provided with the shipment.
Да, сертификат 3.2 доступен за дополнительную плату. Мы привлекаем авторитетные третьи инспекционные организации (TPI), такие как BV, TUV, SGS, LR, для инспекции клапанов. Сертификаты подписываются и выдаются этими организациями и предоставляются вместе с клапанами.
Sí, el certificado 3.2 está disponible con coste adicional. Contamos con organismos de inspección reconocidos como BV/TUV/SGS/LR para inspeccionar las válvulas. Los certificados serán firmados y emitidos por estos TPI y se entregarán junto con las válvulas.