The DSAF is the Double Studded Adapter flange used in oilfield wellhead equipment connection.The DSAF is designed and manufactured in accordance with API 6A specification. The DSAF in specification 11" -5000 psi x 11" -10000psi has 11" flange ends with different working pressure, completed with Studded bolts and nuts. JC petroleum equipment factory certified by API is able to manufacture all sizes and pressure ratings DSA used for oilfield applications as per the customers' requirement.

Technical information of the wellhead DSA

Product Name: Double Studded Adapter Flange (DSAF) or Double Studded Adapter (DSA)

Size: 1-13/16" - 30"

Working Pressure: 2000PSI, 3000PSI, 5000PSI, 10000PSI, 15000PSI

Material: AISI 4130(forged)/ SUS316/Inconel 625

Studs & Nuts Coating: Zinc Coated, Cadmium Coated, Xylan Coated

Temp Class: L-U

Material Class: AA, BB, CC, DD, EE, FF

Working Medium: Petroleum, Natural Gas, Mud etc

Product Specification Level: PSL1, PSL2, PSL3, PSL3G, PSL4

Performance Requirement: PR1, PR2

Detailed specification of DSAF 11" -5000psi x10000psi

About JC Wellhead

Jingcheng Petroleum Machinery Manufacturing Co.,Ltd was established in 2008, we are specialized in design and manufacturing of the oilfield wellhead equipment. We - YCJC are a registered supplier for CNPC, GWDC, CCDC in China.

YCJC also engaged in abroad marketing, through these years of efforts, our wellhead equipment is exported to many countries, such as Thailand, UAE, Iran, Brazil, Argentina, USA etc. and enjoyed good reputation from the customers.

The wellhead equipment we manufacture and supply include casing head, tubing head, casing spool, tubing spool, Gate valve, Choke valve, Check valve, X-mas tree, VR plug, Tubing hanger, casing hanger, Running tool, Wear bushing, spacer spool, flange adapter, union flange, Hammer union, Elbow, swivel joint, block cross, Block Tee, companion flange, instrument flange, weldneck flange, FC gate, FC seat, FC stem, API Clamp, API Clamp Hub

YCJC's advantage:

* Excellent and stable quality of the products conformed with API and ISO standard

* Strict quality control on raw material and machining, we can arrange the SGS or BV to witness the test

* We supply various wellhead products to meet the customers' operation.

* Timely delivery, professional service on export procedure,

* Product guarantee and best after-sales service.