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API 11b Heavy Weight Sinker Bar for Sucker Rod
US$50.00-100.00
1 Piece
Sample price:US$120.00/piece.Request sample
Product profile
Customization
AvailableAfter-sales Service
Online ServiceWarranty
12 MonthModel NO.
all modelManufacturing Process
ForgingSurface Treatment
PolishingOperation Pressure
Not ApplicableMaterial
AlloyMachine Type
Oil and Gas Industry, Sucker RodProcessing Type
ForgingUse
Oil Production, Oil and GasCommon Material
AISI 4130 4140 4330 4142Length
API Standard Length or CustomizationTransport Package
Bundles and Woorden PackageSpecification
1-1/4'' to 1/3/4''Trademark
JX PETROOrigin
DongyingHS Code
8431431000Production Capacity
1000 Pieces Per MonthKey features
API 11B Compliant: Dimensions and tolerances strictly conform to API Spec. 11B latest edition.
Cold-Formed Threads: Pin threads are rolled cold-formed to significantly strengthen against fatigue.
Corrosion Protection: Features oil-soluble coating and inhibitor lubricant for atmospheric corrosion resistance.
Hollow Structure Design: Can be injected with hot oil or vapor to decrease viscosity and wax deposits.
High Rigidity: Designed with bearing surface to bear large torque and ensure reliable joint.
Customizable Length: Available in API Standard Length or Customization options.
12-Month Warranty: Comprehensive 12-month warranty coverage with online after-sales service.
OEM/ODM Support: Professional OEM and ODM services available for oil and gas industry needs.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2022-09-05 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.35h CertifiedTerms of Payment: LC, T/T, PayPal, etc.
AI-Powered supplier vetting
SummaryJX PETRO is a China-based factory and limited company founded in 2005, specializing in petroleum drilling and production equipment. The supplier reports API certification, ISO9001, ISO14001, and ISO45001 certifications, six production lines, professional processing and testing equipment, and a manufacturing facility of 11,000–18,000 square meters as reported in different slices. Its product range covers sucker rods, mud pumps, well control and wellhead equipment, downhole tools, handling tools, and rig accessories. The supplier has self-operated import and export rights, but exports reportedly account for only 1%–10% of sales and its primary market is domestic. Evidence supports manufacturing capability, certification, and some R&D activity, including six national patents. No sufficient evidence is provided regarding after-sales service systems, customization capability, or specific customer cases. Financial assessment is limited because financial figures are excluded.
Supplier typeThe supplier is explicitly identified as a factory and as a limited company engaged in manufacturing and supplying petroleum drilling and production equipment. Its stated establishment year is 2005, and its operations are located in Shandong, China.
CertificationsThe supplier states that it holds API certification and ISO9001:2015, ISO14001:2015, and ISO45001:2016 certifications covering quality, environmental, and occupational health and safety management. These certifications provide explicit evidence of formal management-system and product-certification coverage.
R&D capabilityThe supplier reports investment in production technology R&D and talent development, 15 professional and technical personnel, three years of R&D engineer experience, and six national patents. These statements explicitly support the existence of R&D and patent activity, although the scope and commercial impact of the innovations are not detailed.
Production capacityProduction capability is supported by six production lines, 26 large-scale processing machines, more than 20 testing devices, and a reported manufacturing area of 11,000 square meters in one slice and 18,000 square meters in another. The supplier also reports 50 production workers in its company description, while another slice lists 35 total employees, indicating inconsistent workforce data that should be verified.
Product Q&A
Q:What material is used for the sinker bars?
A:
They are manufactured from special quality hot rolled carbon manganese steel, specifically AISI 4130, 4140, 4330, or 4142 alloys.
Q:What is the warranty period?
A:
We provide a 12-month warranty for all sinker bars.
Q:Can the length of the sinker bar be customized?
A:
Yes, we offer both API Standard Length and Customization options for the sinker bars.
Q:How are the sinker bars protected during storage and transport?
A:
They are coated with an oil-soluble inhibitor, have thread protectors installed, and are bundled on metal pallets to prevent handling damage.
Q:What is the lead time for production?
A:
The average lead time is one month, regardless of peak or off-peak seasons.
Send Inquiry
*To:
Dongying Kenli Jinxiu Petroleum Machinery Co., Ltd
Dongying Kenli Jinxiu Petroleum Machinery Co., Ltd*Content:
Supplier replies will be sent to your registered email
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