After-sale Service Check valve
  • After-sale Service Check valve
  • After-sale Service Check valve
  • After-sale Service Check valve
  • After-sale Service Check valve
  • After-sale Service Check valve
  • After-sale Service Check valve
After-sale Service Check valve

After-sale Service Check valve

Yantai Sanmon Machinery Equipments Co.Ltd
+86 18562259509
Product Details

After-sale Service Check valve

keywords:After-sale Service Check valve

API 6A Wellhead Check Valve


    Check valves are of the swing and lift check types. The valves may be full-opening or reduced-opening and are used to permit fluid flow in only one direction. All full-opening valves have round passageways through the body and seats. Regular-lift and swing check valves are customarily made with reduced bores through the seat andare sized at the option of the manufacturer.

After-sale Service Check valve


work pressure:2000-20000psi

work temp: -18-121

material class: AA-HH

Bottom Flange size(in): 1 13/16"-7 1/16"

product specification level: PSL 1-4

performance requirement:  PR1-2

Application: oil/gas field mainly

After-sale Service Check valve

Check valve creates the metal-to metal seal by the pressure of the medium, the more the pressure is, the better the sealing effect is.Anytimethe valve chamber can bear the pressure of the pipeline.The sealing face between valve core and valve body is welded with hard alloy with good abrasion resistance and anti-scour; the valve core is made of sulfide-resistance steel and the others adopt the process of hardness limit so the valve is ableto be used in H2S condition.


API 6A check valve(non-returning valve creates the metal-to-     metal seal by the pressure of the medium, the more the pressure is, the better the sealing effect is.Anytime the valve chamber can bear the pressure of the pipeline. Valve body is machined of alloy steel forging with astronger machinery properties and reliable performance.


Bonnet is connected with valve body with bolt. The seals include the sealing ring inthe bonnet and the sealin the valve body, which makes a very small gap between valve body and bonnet, thus minimizing corrosion of corrosive medium to bolt and screw hole and reducing bolt loading.


The sealing face between valve core and valve body is welded with hard alloy with good abrasion resistance and anti-scour;the valve core is made of sulfide-resistance steel and the others adopt the process of hardness limit so the valve is able to be used in H2S condition.

After-sale Service Check valve

We are a professional supplier of wellhead API 6A wellhead products and components.


You can trust us!

After-sale Service Check valve

After-sale Service Check valve

Our Service

Pre-Sales Service

* Inquiry and consulting support. 

* Sample testing support. 

* View our Factory.

After-Sales Service

* Training how to instal the machine, training how to use the machine. 

* Engineers available to service machinery overseas.

After-sale Service Check valve

Packing & Delivery

Size:123 (L) * 456 (W) * 789 (D)  

Weight:1.2 T


Packaging Details:

    The normal package is wooden box(Size: L*W*H). If export to european countries,the wooden box will be fumigated.If container is too tigher,we will use pe film for packing or pack it according to customers special request.   

After-sale Service Check valve

After-sale Service Check valve

After-sale Service Check valve


    Sanmon Machinery Equipments Co., Ltd. provides many kinds of wellhead equipment, such as casing head, tubing head, x-mas tree and some parts. All our wellhead products are according to API6A&16A. We not only have standard design wellhead products, but also provide products according to customer's requirements.

Product Brand:Sanmon

Order Quantity:make to order

Product Price:negotiation

Product Package:make to order


Lead time:make to order

Supplement Information 1:Yantai Sanmon Machinery Equipments Co., Ltd.

Supplement Information 2:Website: http://www.cnsanmon.com

Supplement Information 3:Tel: +86 535 6018229 | Fax: +86 535 6527199

Supplement Information 4:Email: vicky@cnsanmon.com

Supplement Information 5:Whatsapp: 0086 15335454300

  • Yantai Sanmon Machinery Equipments Co.Ltd
  • Sales Manager
  • Foreign Trading Department
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