High Quality Carbon Steel Coupling, NPT / Bsp Thread, Industrial Pipe Fitting Supplie
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Product Highlights
- OEM and ODM Support: Accepts material, specification, drawing, and packaging customization with free logo engraving.
- Flexible Universal Coupling: Cast iron construction with torque over 80N.M and speed up to 4000r/M.
- Versatile Thread Options: Available with NPT and BSP threads for industrial pipe fitting applications.
- Comprehensive Warranty: One-year warranty covering non-artificial damage with free replacement.
- Fast Delivery Options: Ships within 7 days for stock items and 10-20 days for custom orders.
- Durable Surface Treatment: Features black painting, anti-rust oil, and sand blast for corrosion resistance.
- Wide Application Range: Suitable for petroleum, natural gas, water disposal, shipbuilding, and chemical industries.
- High-Quality Manufacturing: Produced by Cangzhou Yulong Steel with 100% visual inspection and 6 production lines.
Product Attributes
- Customization
- Available
- Standard Or Nonstandard
- Standard
- Shaft Hole
- 19-32
- Model NO.
- coupling
- Torque
- >80N.M
- Bore Diameter
- 19mm
- Speed
- 4000r/M
- Structure
- Flexible
- Material
- Cast Iron
- Type
- Universal Coupling
- Transport Package
- Customized
- Specification
- dn100
- Trademark
- YULONG
- Origin
- China
- HS Code
- 7307990000
- Production Capacity
- 500000 Pieces/Year
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Product Description

Place of origin | Hebei, China |
Customized support | OEM |
Brand name | Yulong Steel |
Material | Carbon steel/Stainless steel |
Connection | Welding |
Application | Petroleum,Natrual Gas, Water Disposa etc. |
Surface treatment | Black painting,anti-rust oil, sand blast |
Technology | Hot-pushing, welding |






About the Supplier
This supplier has been audited by CTI. Verify the report on the official CTI website with ID "QIP-ASI256413". Items marked "" are certified.
Company Profile
Cangzhou Yulong Steel Co., Ltd. is located in Lijiapu Industry, known as the "Capital of Pipe Fittings in China". It is a comprehensive enterprise integrating research and development, PRO- duction, sales, quality inspection, packaging, and trans- portation.
Our company mainly produces and exports steel pipes, flanges, and pipe fittings, which are widely used in shipbuilding, chemicals, oil, electricity, gas, water supply, and other fields. It has established long-term strategic cooperative relationships with many domestic and foreign companies.
As one of the company's core products, steel pipes have a constant inventory of over 500, 000 tons. The company produces various types of steel pipes, includ- ing seamless steel pipes, spiral steel pipes, and straight-seam steel pipes, to meet the needs of different customers. These products are strictly produced according to industry standards such as API 5L, API 5CT, ANSI, ASME, EN, DIN, GOST, JIS, KS, BS, ensuring that product quality meets customer require-ments.
In the field of flanges and pipe fittings, the company relies on a complete supply chain management system and exports to over 50 countries and regions worldwide, including the Middle East, Southeast Asia, Russia, Europe, Mexico, South America, Africa, etc. The products complywith various standards such as EN1092-1/ANSI/ASME/DIN/JIS/KS/BS/GOST, and are made of materials including Q235, A105, S235, 20#, A234WPB 20G, 16Mn, 12Cr1MOV, 15CrMo, 1Cr5Mo, 1Cr9Mo, A335P5/P9/P11/P12/P22/P91/P92, WB36, 10CrMo910, OCr18Ni9, and 1Cr18Ni9Ti.
Cangzhou Yulong Steel Co., Ltd. Will continue to adhere to the enterprise philosophy of "people-oriented, quality first", continuously improving the quality and level of products and services. The company will continue to expand its market, optimize its sales network, and provide customers with more high-quality and efficient services.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Lijiapu Industry, Cangzhou, Hebei, China
-
Plant Area
- 12000 square meters
-
Number of Employees
- 25
-
Registered Capital
- 10,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, EXW, CFR
-
Average Lead Time
- Peak Season Lead Time, one month, Off Season Lead Time, within 15 workdays
-
Nearest Port
- Tianjin port
-
Minimum Order Quantity
- 30 tons
-
Supply Chain Partners
- 20
Our Production Capability & Technical Expertise
- Main Products
- Seamless Steel Pipe, Pipe-Fittings, Flange, Valve, Elbow, Tee, Cross, Weldolet, Reducer, Bend
-
Production Lines
- 6
-
Production Machines
- Cutting machine, Heating Machine, Perforation machine, Sizing machine, Straightening machine
-
Inspection Type for Finished Products
- 100% inspection Visual inspection
-
Inspection Method for Finished Products
- Have instruction but no written records
-
Customization Options
- Customization from Samples,Customization from Designs,Full Customization,Minor Customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- No
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2016-01-20
-
Export Year
- 9 years
-
Main Markets
- Europe, Southeast Asia/ Mideast, Domestic
-
Repeat Buyers Choice
- 30%~50%
-
Number of Foreign Trading Staff
- 5
-
Overseas Agent/Branch
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
-
Cooperated with Fortune 500
- No
FAQ
- Do you accept product customization?
- Yes, we can accept material customization, specification model customization, drawing customization, and packaging customization.
- Can I put our logo on the product?
- Yes, we can provide you with laser engraving logo and sticker logo for free.
- How long is the product warranty period?
- One year, if the product is non-artificially damaged during the warranty period, we can provide you with a new product for free.
- How long is the delivery time?
- If we have stock, we will ship within 7 days, if there is no stock, we will ship within 10-20 days.
- Do you accept OEM/ODM service?
- Yes, we can produce products according to your requirements.
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