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Product profile
Warranty
1 YearManufacturing Process
CNC MillingSurface Treatment
Spray-PaintOperation Pressure
Atmospheric PressureMaterial
Cast SteelAuthentication
APITransport Package
Wooden Case Wooden Pallet or as You NeedSpecification
5-1/2Trademark
EASTLONGOrigin
ChinaHS Code
7304291000Production Capacity
1 Million Pieces/YearKey features
API Certified Quality: Manufactured under API Spec 11B and ISO9001 standards with API 5CT certification.
7 Rod Grade Options: Available in C, K, D, KD, HL, HY, and KH grades for diverse well conditions.
Corrosion Resistance: Special alloy steel grades (K, KD, KH) offer anti-corrosion for harsh environments.
High Strength Durability: Grade D and HL rods feature high strength and long life for deep well pumping.
Custom Manufacturing: CNC milling and spray-paint surface treatment with API authentication customization.
Fast Delivery: Typical production and shipment completed within 5-10 working days.
Comprehensive Support: Full cycle service from design to testing, with 1-year warranty coverage.
Global Export Experience: Established overseas sales companies and serves markets in North America and Europe.
Company profile
Business Type: Manufacturer/FactoryExport Year: 2019-06-07Nearest Port: TIANJIN PORT, QINGDAO PORT, SHANGHAI PORTAverage Response Time: ≤15hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF, DDP
AI-Powered supplier vetting
SummaryTianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd. is a China-based manufacturer founded in 1999, focused on oil pipes, pipe fittings, drilling and production tools, and petroleum automation equipment. The supplier reports ISO 9001 and ISO 14001 certification, 10 production lines, 11–20 years of R&D engineer experience, and 11–20 quality-control staff. It states that its capabilities cover design, development, manufacturing, testing, experimentation, and full-cycle service, supported by more than 30 independent intellectual property rights and an intelligent workshop. The company exports to broad global markets and reports export activity since 2019, but the provided information does not identify specific customer cases or independently verify the stated capabilities.
Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and a limited company based in Tianjin, China. Its stated business focuses on petroleum equipment, oil pipes, pipe fittings, drilling and production tools, and automation equipment, matching the listed industrial product categories.
CertificationsThe supplier reports holding ISO 14001 and ISO 9001 management-system certifications. These are explicit certification records in the provided data, although certificate scope and validity dates are not given.
R&D capabilityThe supplier reports more than 30 independent intellectual property rights, an intelligent workshop, numerical-control automation equipment capabilities, an e-commerce platform, and recognition as a national science and technology-based small and medium-sized enterprise. These statements provide explicit evidence of innovation-related infrastructure and activity.
Production capacityThe supplier describes an integrated chain covering design, development, manufacturing, testing, and experimentation; operates 10 production lines; and has an intelligent workshop. It also reports oil equipment and pipe-related manufacturing experience, with stated order fulfillment within 15 workdays in both off-peak and peak seasons, supporting a positive production-capability assessment.
Customization capabilityThe stated full-cycle integration of design, development, manufacturing, testing, and experimentation, together with numerical-control automation equipment and an intelligent manufacturing model, indicates the ability to develop and manufacture tailored petroleum equipment. However, no specific customized project examples, engineering-change process, or minimum-order requirements are provided.
Product Q&A
Q:Are you a factory or a trading company?
A:
We are Henan Dongfanglong Machinery Manufacturing Company.
Q:What about sample orders?
A:
We are happy to provide you with samples. If needed, please contact us for more details. If we charge you for the sample, rest assured that the fee will be fully refunded when you place a formal order.
Q:Which shipping methods are available?
A:
We offer multiple shipping methods such as sea freight, express delivery, and China Post Express for your choice. If you have other shipping needs or require a specific shipping route, please feel free to contact us.
Q:How long does it take for delivery/production and shipment?
A:
The delivery time mainly depends on the quantity and complexity of your order. Typically, we can complete production and shipment within 5-10 working days. If you have special requirements, please inform us in advance so that we can arrange accordingly.
Q:My package is missing some products. What should I do?
A:
We apologize for the missing products in your package. Please contact our support team immediately, and we will verify the package contents and resend the missing products to you as soon as possible. We apologize for any inconvenience caused.
Send Inquiry
*To:
Tianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd.
Tianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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