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Help CenterChina Manufactory Black Iron/STEEL Pipe/TUBE Square and Rectangular Hollow Sections ASTM, JIS Standard
Product Spotlights
Square hollow section
Welded black steel pipe ready for painting or coating
Factory direct No middlemen
Multiple sizes – Custom lengths & thicknesses available
Applications: Frames, fences, furniture, scaffolding, construction
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Product photo
Welded pipe is a steel pipe made of steel plate or strip steel welded after winding forming. Welding pipes are divided into cold rolling and hot rolling.
Specification
OD |
15-500MM |
Thickness |
1.3-30.00MM |
Material |
Q235, Q355, STK400, STK490, S235JRH, S275J2H, S355J2H, GR.A/B, X42-X70 |
Steel Grade |
Q195-Q345, 20#,16Mn,ect |
Standard |
BS1387, ASTM A53, API 5L, JIS G3444, BS EN39, EN10219 |
Pipe end |
plain end, beveled, threaded with coupling, grooved; Surface: oiled, painting, anti-corrosion |
Lenght |
2-12M,Customer customization |
Packing |
In bundle or according to the customers’requirements |
Delivery time |
20-30 days after reveipt customers' deposit |
Productivity |
3000 Meteric Tons per Month |
Remark |
1.Payment terms :T/T,L/C 2.Terms of trade:CFR,CIF |
Application |
Building construction, oil and gas transport, scaffoliding or prop, fire pipe |
Certificate |
ISO 9001, API 5L, CE |
Customizable reprocessing
Production process
Packing & Delivery
In the aspects of preventing steel pipe bumping, scratching, cratering, flattening, pipe deformation, raining, etc., standardization operations have been established and strictly implemented to ensure that the quality of the process of storage and transportation of steel pipes is effectively controlled.
Our factory
Tianjin Jinnuo Steel Pipe Co., Ltd., is a comprehensive enterprise integrating steel pipe, carbon steel pipe, galvanized steel pipe, welded steel pipe and seamless steel pipe with finishing processing, foreign export, logistics and warehousing. We have complete specifications, sufficient stock, and supply at a low price, according to customer requirements processing customized products of various sizes.
Our products are exported all over the world, mainly to Southeast Asia, Middle East and Africa and other countries and regions. We create the greatest value for customers with high-quality products and services, and have been widely recognized and trusted by customers, and have won positive feedback and praise.
We welcome new and old customers to contact us, and establish a good business relationship, to achieve common success!
Welcome to visit our factory！
Send Inquiry to This Supplier
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