China Online Exporter Backflow Ball Valve - Casing Heads – CEPAI factory and manufacturers

Online Exporter Backflow Ball Valve - Casing Heads – CEPAI

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Online Exporter Backflow Ball Valve - Casing Heads – CEPAI Detail:

CEPAI manufactures tubing/casing heads, hangers and adapter Flanges in all sizes and pressure ratings. The casing head is the lowest part of the wellhead assembly and is always connected to the surface casing string. It supports subsequent drilling wellhead and completion equipment. Popular Adapter Flanges are double studded Adapter Flanges, Companion Flanges, and X Union Adapters. Customers may use Adapter Flanges for transition in nominal size and /or pressure rating. The Adapter Flanges have minimum overall heights, or customer specified thickness, consistent with design considerations. Tree caps are installed on top of Christmas Trees for quick access to the tubing bore-via Tester of Lubricator Adapter for bottom hole testing, installing back-pressure valves etc. Bottom Hole Test Adapters allow a flexible means of entry into the tubing bore. Bottom Hole Test Adapters are used where an integral flanged unit is preferred. These adapters are furnished in various sizes, and working pressure up to 20,000PSI.

Design Specification:
Standard Accessories are in accordance with API 6A 21th latest Edition, and use the right materials for different operating condition according to NACE MR0175 standard.
Product Specification Level: PSL1 ~4　　　 Material Class: AA~HH　Performance Requirement: PR1-PR2　Temperature Class: LU

Product Features:

◆ C-22 accepts C-21 non-automatic sealing casing hanger w/ type H seal ring, C-22 & C-122 automatic sealing casing hanger.
◆ C-22-BP-ET has bowl-protector lockdown screws in the top flange.
◆ C-22 eliminates the need for lockdown screws to retain bowl protectors.
◆ Bottom preparation can be either male-threaded, female-threaded,
◆ Supports blowout preventers while hole is drilled for next casing string.
◆ Provides for suspending and packing off the next casing string.
◆ Provides outlets for annular access.
◆ Provides for testing BOPs while drilling.

◆ Straight bowl prevents wedge-locking of bowl protectors, casing hangers and test plugs.
◆ Seal bore less likely to be damaged during drilling.
◆ Detachable base plate available for C-22 heads provides time savings
and adds value due to better utilization of customer-owned property.
◆ C-22-EG reduces number of leak paths, lowers cost and increases safety
as there is no need to work beneath the BOPs.

Name	TUBING/CASING HEAD/HANGERS/ADAPTER/GOATS/FLANGE/CROSS/TEE
Model	ACCESSORIES
Pressure	2000PSI～20000PSI
Diameter	1-1/16”～13-5/8”
Working Temperature	-46℃～121℃(LU Grade)
Material Level	AA、BB、CC、DD、EE、FF、HH
Specification Level	PSL1～4
Performance Level	PR1～2

Technical Data of Companion Flange.

COMPANION FLANGE
Flange Size(ID)	Casing Size	WP	Flange Size(ID)	Casing Size	WP
11″	5 1/2″ OD	2,000	11″	7 5/8″ OD	5,000
11″	5 1/2″ OD	3,000	13 5/8″	8 5/8″ OD	2,000
11″	5 1/2″ OD	5,000	13 5/8″	8 5/8″ OD	3,000
11″	7″ OD	2,000	13 5/8″	8 5/8″ OD	5,000
11″	7″ OD	3,000	13 5/8″	9 5/8″ OD	2,000
11″	7″ OD	5,000	13 5/8″	9 5/8″ OD	3,000
11″	7 5/8″ OD	2,000	13 5/8″	9 5/8″ OD	5,000
11″	7 5/8″ OD	3,000	11″	9 5/8″ OD	10,000

Technical Data of Double Studded Adapter Flange

DOUBLE STUDDED ADAPTER FLANGE
Description	Flange thickness(mm)	Description	Flange thickness(mm)
2-1/16″x5M To 3-1/8″x5M	70	11″x15M To 18-3/4″x15M	256
2-1/16″x10M To 4-1/8″x10M	80	11″x5M To 13-5/8″x5M	144
3-1/16″x10M To 4-1/8″x10M	130	13-5/8″x10M To 11″x10M	267
3-1/16″x10M To 4-1/8″x10M	80	13-5/8″x3M To 16-3/4″x2M	150
4-1/16″x5M To 2-1/16″x5M	75	13-5/8″x19M To 18-3/4″x15M	256
4-1/16″x5M To 3-1/8″x5M	83	13-5/8″x5M To 18-3/4″x15M	256
4-1/16″x2M To 4-1/16″x5M	80	18-3/4″x15M To 20-3/4″x3M	270
7-1/16″x10M To 13-5/8″x10M	170	20-3/4″x3M To 18-3/4″x15M	256
7-1/16″x5M To 13-5/8″x5M	150	21-1/4″x2M To 18-3/4″x15M	256

More Features:

Material Class	Application	Body, Bonnet, End, & Outlet	Pressure Controlling Parts, Stems, Mandrel Hangers
AA	General Service	Carbon/Alloy Steel	Carbon/Alloy Steel
BB	General Service	Carbon/Alloy Steel	Stainless Steel
CC	General Service	Stainless Steel	Stainless Steel
DD	Sour Service	Carbon/Alloy Steel	Carbon/Alloy Steel
EE	Sour Service	Carbon/Alloy Steel	Stainless Steel
FE	Sour Service	Stainless Steel	Stainless Steel
HH	Sour Service	CRA’s	CRA”s

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