API 6A Orifice Type Positive Choke Valve 

JCV Choke Valves are supplied in two types: Positive Choke Valves and Adjustable Choke Valves.

Designed as per API 6A, API 16C ,NACE MR0175.

Structure type:needle, barrel, cage, orifice and wedge.

Positive Choke Valves allow external adjustment in orfice size 5/64'' through 48/64'' in 1/64'' increments

Adjustable Choke Valves Indicator sleeve reveals orfice size in 1/64'' increments needed for conversion to an equivalent positive choke valves size.

JEFA Supply follow API6A standard products with competitve price with superior quality and service

FC Gate valve

Expandinggate valve

FLS gate valve

BSO gate valve

Hydraulic gate valve 

Plug valve

Mud valve 

Valve replacement parts

Casing head

Tubing head

Goat head

Studded cross/tee

Spacer spools

Weco flange adaptor

Companion flanges 

JEFA machinery is a full service,APIcertified, precision machining and fabrication business that specializes in the design and manufacture wellhead equipment for all of your petroleum and natural gas extraction applications.In addition to providing superior quality and competitive rates on API 6A&16C products and other wellhead supplies, we can also supply you with OEM projects. We are firmly dedicated to providing the highest quality products and services for today's oilfield industry. →Head office in Shanghai ,2 plants in Yancheng, Jiangsu.

1.How long can I get products?

 A. 1 week for stock products

 B. 6 ~7 weeks if no stock

2. Which trading terms do you offer?

We can do Ex-work, Fob Shanghai ,CIF or Door to Door 

3. What is your MOQ?

We welcome trial order ,1 pc is acceptable to verify quality

4. Where is your factory?

JEFA's forging factory located in Huai'an Jiangsu 

JEFA'S machining and heat-treatment factory located in Jianhu.Jiangsu

JEFA's Assembly factory located in  Jianhu.Jiangsu

It takes 4 hours drive from Shanghai to factory.