XI‘AN ZZTOP OIL TOOLS CO.，LTD
| Payment Terms | T/T, L/C, D/P |
| Supply Ability | 300 sets / month |
| Delivery Time | 30-45 days |
| Packaging Details | Polywood case for land, air, ocean shipment |
| Application | Oil Wellhead Connection |
| Usage | Oil well flow control operation |
| Material | Alloy steel |
| Production Level | PLS 3 |
| Production level | PR1 , PR2 |
| Standard | API 6A |
| Product name | Double Studded Adapter Flange |
| Working pressure | 3000 psi x 5000psi |
| Flange size | 21 1 / 4" x 20 3 / 4" |
| Working condiction | standard serive or sour service |
| Brand Name | JC Wellhead |
| Model Number | 21 1 / 4" x 5M -20 3 / 4" x 3M DSA |
| Certification | API 6A |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, L/C, D/P | Supply Ability | 300 sets / month |
| Delivery Time | 30-45 days | Packaging Details | Polywood case for land, air, ocean shipment |
| Application | Oil Wellhead Connection | Usage | Oil well flow control operation |
| Material | Alloy steel | Production Level | PLS 3 |
| Production level | PR1 , PR2 | Standard | API 6A |
| Product name | Double Studded Adapter Flange | Working pressure | 3000 psi x 5000psi |
| Flange size | 21 1 / 4" x 20 3 / 4" | Working condiction | standard serive or sour service |
| Brand Name | JC Wellhead | Model Number | 21 1 / 4" x 5M -20 3 / 4" x 3M DSA |
| Certification | API 6A | Place of Origin | China |
| High Light | double studded adapter flange ，drilling spool adapter flange | ||
API 6A Wellhead Double Studded Adapter Flange 21 1 / 4" x 5M -20 3 / 4" x 3M
The Double Studded Adapter flange in 21 1/4" x 5M -20 3/4" x 3M is the connection wellhead part which is often used in the wellhead system. The DSA is designed and manufactured in accordance with API 6A standard. The 21 1/4" x 5M -20 3/4" x 3M DSA has double studded flange connections in different size or in different working pressure. JC petroleum equipment factory 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
Specification of 21 1 / 4" x 5M -20 3 / 4" x 3M DSAF
| 1 | Top Conn. | 21-1/4"-5000 PSI |
| 2 | Bottom Conn. | 20-3/4"-3000 PSI |
| 3 | Test Pressure | 4500 PSI |
| 4 | All Flanges Ring Groove inlay | SS 316 |
| 5 | Ring GasketS | BX-165 & RX-74 |
| 6 | PSL | 1 |
| 7 | Temperature | T |
| 8 | Material class | AA |
| 9 | OAL | AS PER MANUFACTURER |
| 10 | Studs (A193/Gr B7) | 2"x11-3/4" |
| 11 | Studs Qty | 24 |
| 12 | Nuts (A-194/Gr 2H) | 3-1/8" across FLATS |
| 13 | Nut Qty | 24 |
| 10.1 | Studs (A193/Gr B7) | 2"x 10-1/8" |
| 11.1 | Studs Qty | 20 |
| 12.1 | Nuts (A-194/Gr 2H) | 3-1/8" across FLATS |
| 13.1 | Nut Qty | 20 |
| 16 | Applicable API standard | 6A |
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
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Seller
Year Established:
2008
Total Annual:
3000000-5000000
Employee Number:
100~120
Ecer Certification：
Verified Supplier
ZZ TOP Oil Tools Co., Ltd located in XI’AN City in China, is in full service on design, production and supply of oilfield downhole tools and Wellhead Equipment from 2010. In 2012, we jointed with Yancheng Jingcheng Petrolem and establish the brand JCWellhead, majored in design and... ZZ TOP Oil Tools Co., Ltd located in XI’AN City in China, is in full service on design, production and supply of oilfield downhole tools and Wellhead Equipment from 2010. In 2012, we jointed with Yancheng Jingcheng Petrolem and establish the brand JCWellhead, majored in design and...
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