Wellhead DSAF Forging Double Studded Adapter Flange
API 6A Double Studded Adapter Flange Wellhead DSAF Alloy Steel Forging
The Double Studded Adapter flange is the part used in the wellhead system, DSA is made of integral alloy steel forging and conformed with API6A specification. The Double Studded Adapter Flanges usually have double studded flange connections. We are able to manufacture all sizes and pressure ratings DSA used for oilfield applications as per the customers' requirement.
Technical information of Double Studded Adapter Flange (DSAF) or Double Studded Adapter (DSA)
| 1 | Flange Size | 1-13/16" - 30" |
| 2 | Working Pressure | 2000PSI, 3000PSI, 5000PSI, 10000PSI, 15000PSI |
| 3 | Material: | AISI 4130(forged) / SUS316 / Inconel 625 |
| 4 | Studs & Nuts Coating | Zinc Coated, Cadmium Coated, Xylan Coated |
| 5 | Temp Class | L-U |
| 6 | Material Class | AA, BB, CC, DD, EE, FF |
| 7 | Working Medium | Petroleum, Natural Gas, Mud etc |
| 8 | Product Specification Level | PSL1, PSL2, PSL3, PSL3G, PSL4 |
Specification of 21 1 / 4" x 5M -20 3 / 4" x 3M DSAF
| No. | Description |
| 1 | Double studded adaptor size 11" 3K x 13 5⁄8" 2k Pacloff seal for 9 5⁄8" O.D.Casing w/ all studs and nuts both ends , DSA material AISI4130, Pack Off- Double P Seal, HNBR |
| 2 | Double studded adaptor size 11" 3K x 11" 2k Pacloff seal for 7" O.D. Casing w/all studs and nuts both ends ,DSA material AISI4130, Pack Off- Double P Seal, HNBR |
| 3 | Double studded adaptor size 11" 3K x 11" 2k Pacloff seal for 5 1/2" O.D. Casingw/ all studs and nuts both ends ,DSA material AISI4130, Pack Off- Double PSeal, HNBR |
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.
In 2012, JC wellhead jointed with ZZ TOP Oil Tools, and found the office in Xi'an mainly 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
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