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API Oil Stage Cementing Tool, Btc, Ltc, Stc Stage Collar
US$3,594.00
1-49 Sets
US$3,414.00
50+ Sets
Product profile
Customization
AvailableAfter-sales Service
YesWarranty
1 Year Since DeliveryModel NO.
Stage CollarSize
5 1/2'', 7'', 9 5/8'', 13 3/8''Driven by
Mechanical or HydraulicThread Connection
Btc, Stc, LtcUsage
Oil Well CementingTransport Package
Plywood CaseSpecification
API, ISOTrademark
ZhongshiOrigin
Henan, ChinaHS Code
84314310Production Capacity
100piece/MonthKey features
Double Locking Mechanism: Snapring lock and ball lock system ensure ports remain permanently closed after cementing.
Adjustable Opening Pressure: Pressure can be adjusted and is not affected by hole angle.
Fluid Trapping Prevention: Pressure-relief design prevents fluid trapping during the closing phase.
Drillable Internal Parts: Seats made of NBR rubber/aluminum for easy drill-out and anti-rotation.
Multiple Size Options: Available in 5 1/2'', 7'', 9 5/8'', and 13 3/8'' sizes.
API and ISO Certifications: Certified with API 5CT, API Q1, API 11E, API 6A, API 11AX, ISO 9001, and ISO 14001.
1-Year Warranty Coverage: Comprehensive 1-year warranty provided since the date of delivery.
OEM and ODM Services: Custom manufacturing services available with 8 R&D engineers.
Company profile

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2016-09-22 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤11.34h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryPuyang Zhongshi Group Co., Ltd. is identified as a Chinese manufacturer established in 1997, focused on casing cementing equipment, float equipment, centralizers, and cementing plugs. The supplier reports a 52,000 m² plant, 10 production lines, annual casing-centralizer output of 200,000 pieces, and exports to multiple global regions. ISO 9001:2015, ISO 14001:2015, and ISO 45001:2016 are stated, while other company information references API certifications. Trade records show shipments associated with buyers in India, Brazil, and Peru, but the records are recent and limited. Evidence supports established manufacturing and export capability; after-sales service, financial credibility, and customization capability remain insufficiently documented.
Supplier typeThe supplier is explicitly classified as a manufacturer and describes itself as producing casing cementing equipment and related oilfield products. It is based in Puyang, Henan, China, and reports that it was established in 1997.
CertificationsThe supplier reports ISO 9001:2015, ISO 14001:2015, and ISO 45001:2016 management-system certificates. It also states that it holds API 5CT, API 6A, API 11AX, and API 11E certificates, although the provided information does not include certificate validity or scope details.
Production capacityProduction capability is supported by a reported 52,000 m² plant, 10 production lines, 9 factories, more than 500 employees, and annual casing-centralizer output of 200,000 pieces. The supplier also states that it can serve broad international markets, with typical lead times of 2–3 months in both peak and off-peak periods.
Client casesThe supplier is associated with buyers or shipments involving VNK Solutions, Smart Welding de Macae Servicos Ltda, and a Peru-related transaction, while also stating exports to more than 30 countries. The evidence indicates international customer exposure, but provides limited detail on completed projects, customer satisfaction, order scale, or repeat business.
Product Q&A
Q:What sizes are available for this tool?
A:
The tool is available in 5 1/2'', 7'', 9 5/8'', and 13 3/8'' sizes.
Q:How is the opening pressure controlled?
A:
The opening pressure can be adjusted and is not subjective to hole angle.
Q:What materials are used for the internal seats?
A:
The inner seats are made of easily drillable NBR rubber/aluminum material.
Q:Does the tool have a warranty?
A:
Yes, we provide a 1-year warranty since the date of delivery.
Q:What certifications does the product hold?
A:
The product holds API 5CT, API Q1, API 11E, API 6A, API 11AX, ISO 9001, and ISO 14001 certifications.
Send Inquiry
*To:
Puyang Zhongshi Group Co., Ltd.
Puyang Zhongshi Group Co., Ltd.*Content:
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