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API 5CT 7" LC K55 Casing Coupling for Seamless Steel Pipe
US$250.00-600.00
500 Tons
Sample price:US$500.00/piece.Request sample
Product profile
Customization
AvailableAfter-sales Service
One YearWarranty
One YearManufacturing Process
ForgingSurface Treatment
PaitingOperation Pressure
0Material
Cast SteelTransport Package
Steel Frame or BeltSpecification
12500*2300*2300Trademark
ROBUSTOrigin
ShangdongHS Code
8431431000Production Capacity
50000 Per MonthKey features
We are factory and China Top 10 line pipe manufacturer.
We are based in Shandong, China, start from 2014.
We have stock of common sizes at hand, so even few ton is accepted.
From material to products, we inspect each process to keep good quality.
And SGS inspection can be accepted.
After you confirm our PI (Proforma Invoice), we will request you to pay. We accept T/T, L/C.
Company profile

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 12 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤24h
About Our Factory & Business Background
AddressShop No. 19, Building 2, Huanghe Industry and Trade Park, No. 52 Huizhou Road, Dongying Development Zone, Shandong Province, Dongying, Shandong, China
Plant Area350 square meters
Number of Employees14
Registered Capital1,000,000 RMB
Terms of PaymentLC, T/T, PayPal, Western Union
International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW
Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month
Minimum Order QuantityNegotiable
Supply Chain Partners32
Our Production Capability & Technical Expertise
Main ProductsCompletion Tool, Workover Rig, Well Control System, OCTG Pipes, Cementing Tools, Rig Accessories, Downhole Tools, Flowline Products
QA/QC inspectors3 people
Inspection Type for Finished ProductsRandom inspection(Visual inspection)
Inspection Method for Finished ProductsHave instructions and uniformly followed
R&D Engineers3 people
Traceability of Raw MaterialsNo
Our Industry Experience & Global Business Record
Year of Establishment2014-07-28
Main MarketsNorth America, South America, Europe, East Asia(Japan/ South Korea)
Repeat Buyers Choice50%~80%
Number of Foreign Trading Staff4
Overseas Agent/BranchNo
New Products Launched in Last yearYes
Our Certifications, Standards & Industry Recognition
Management System CertificationISO9001:2015, ISO45001:2018, ISO14001
Cooperated with Fortune 500No
Product Q&A
Q:How can I place order?
A:
You can contact us by email, or place order online.
Q:What are the advantages of your company?
A:
We have many professionals, technical personnel, more competitive prices and best after-sales service than other companies.
Q:How about the payment?
A:
1. 30% pre-payment, 70% before shipment.
2. L/C at sight.
3. 30% pre-payment, 70% L/C at sight.
4. Other parment.
Q:How can you guanranty your quality?
A:
Before purchasing, We will inspect our factories first. During production, we will go to the factories to check the final quality of the products.
Q:Service
A:
1. We possess a 24 hr response system to provide convenient, fast, and effective pre-sale, during sale and after-sale service.
2. Our promise: Any equipment sold by Dongying Robust at any place in the world, we will provide after-sale service promptly and efficiently. Any equipment component damaged by manufacturing defect or quality problem during the warranty period, Dongying Robust will bear the direct cost of the damaged parts.
3. Warranty period: 18 months from the day that the unit
Send Inquiry
*To:
Dongying Robust Petroleum Equipment Co., Ltd.
Dongying Robust Petroleum Equipment Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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