Hebei Huayang Steel Pipe Co., Ltd is one of the most experienced manufacturers and suppliers of erw hot rolled straight welded tube 76mm-660mm raw material for pipe fitting in China. Welcome to buy discount erw hot rolled straight welded tube 76mm-660mm raw material for pipe fitting made in China here from our factory. Quality products and low price are available.
Product introduction
1. Product Brief
This ERW Hot Rolled Straight Welded Tube is professionally manufactured as exclusive blank raw material for carbon steel pipe fitting processing. Adopting high-frequency electric resistance welding technology and hot-rolled steel coil as base material, the pipe features uniform wall thickness, smooth welding seam, excellent ductility and stable mechanical properties. Covering outer diameter from 76mm to 660mm, this series of welded pipes is the ideal raw material for producing elbows, tees, reducers, pipe caps and other pipe fittings, widely applied in petroleum, chemical, water supply, municipal engineering and structural pipeline projects.
2. Product Specifications
|
Item |
Detailed Specification |
|---|---|
|
Product Name |
ERW Hot Rolled Straight Welded Steel Tube |
|
Application |
Special raw material for pipe fitting manufacturing |
|
Outer Diameter Range |
76mm - 660mm |
|
Wall Thickness |
2.5mm - 25.4mm, Customized thickness available |
|
Standard Length |
6m, 12m, Custom fixed length |
|
Material Grade |
Q235B, Q355B, ASTM A53 Gr.B, API 5L X42-X70 |
|
Executive Standard |
API 5L, ASTM A53, ASTM A252, EN 10219, GB/T 3091, GB/T 9711 |
|
Production Process |
Hot rolled coil → Forming → High-frequency ERW welding → Annealing heat treatment → Sizing & straightening → Cutting |
|
Pipe End |
Plain end / Beveled end (customizable) |
|
Surface Treatment |
Black finish, anti-rust oil, 3PE/2PE coating (optional) |
|
Quality Test |
Hydrostatic test, UT weld inspection, chemical composition test, mechanical property test |
3. Core Advantages for Pipe Fitting Production
Excellent Forming Performance: The pipe adopts online welding seam heat treatment process, which eliminates welding stress completely. It supports cold bending, hot bending, stamping and reducing processing without cracking, fully adapting to various pipe fitting forming processes.
High Dimensional Accuracy: Strict tolerance control on outer diameter and wall thickness effectively reduces material loss during pipe fitting cutting and processing, improving production efficiency and finished product yield for pipe fitting factories.
Superior Weld Quality: Uniform and smooth weld seam without burrs, no welding defects such as pores and cracks. The weld performance is consistent with the base metal, ensuring high safety of finished pipe fittings.
Full Size Coverage: 76mm-660mm complete diameter range covers most conventional and medium-caliber pipe fitting raw material demands, supporting one-stop procurement for pipe fitting manufacturers.
Stable Raw Material Quality: Made of high-quality hot-rolled steel coils with stable chemical composition and mechanical properties, ensuring batch consistency of pipe fitting products.
4. Main Applications
Specially used as blank raw material for manufacturing all kinds of carbon steel pipe fittings:
Pressure pipe fittings: Elbows, tees, reducers, pipe caps, cross joints
Applicable industries: Oil & gas transmission, chemical industry, power station, water treatment, municipal pipeline, steel structure engineering, offshore auxiliary pipeline
Suitable for secondary processing: Hot bending, cold forming, welding, cutting and forging
5. Packaging & Delivery
Packaging: Small diameter pipes bundled with steel strips; large diameter pipes in bulk. Pipe ends are protected with plastic caps and coated with anti-rust oil for long-distance transportation.
MOQ: 1 Ton, support sample order and bulk order
Delivery Time: 7-15 working days after deposit
Shipping Port: Tianjin Port, Qingdao Port, Shanghai Port
Trade Terms: FOB, CIF, CFR, EXW
6. Quality Assurance & Service
All ERW straight welded pipes are 100% inspected before delivery. We can provide official Mill Test Certificate (MTC), hydrostatic test report, ultrasonic testing report and support third-party inspection (SGS, BV, TUV). Customized sizes, special surface treatment and personalized processing services are available to meet diverse pipe fitting production needs.
About us
Hebei Huayang Steel Pipe Co., Ltd. was founded in 2005, with a registered capital of 500 million yuan. The company covers an area of more than 1,000 mu, with annual sales of 10 billion yuan, more than 600 employees and an annual productivity of 2.75 million tons. The company has 17 new automatic steel pipe production lines and 14 high-frequency production lines, with a diameter of 73-660 mm; Three double-sided submerged arc welded steel pipe production lines with diameters of 406.4-1422.4mm;; 24 hot tube expanding production lines, with a diameter of 230-820mm; Two anticorrosion steel pipe production lines with a diameter of 73-1626 mm; 2 automatic painting production lines. With 3 branches and 5 offices, the products are sold to various cities and exported to more than 80 countries such as Southeast Asia, Middle East, Europe and America.
Packaging, transportation and delivery
Packaging, transportation and delivery
At Hebei Huayang Steel Pipe Co., Ltd., we apply standardized and reliable packaging solutions for all our steel pipe products. Our pipes can be securely packed by hexagonal bundling or circular bundling according to product diameter, wall thickness and customer requirements. Each pipe end is protected with high‑strength plastic pipe caps to avoid collision damage, dust and moisture during transportation and storage. The whole bundle is firmly wrapped with durable woven bags to enhance stability and prevent scratches or deformation.
We support a complete range of transportation methods to satisfy global customers, including road transportation, railway transportation, sea freight and container shipping. Based on our strategic location in Cangzhou, Hebei Province, we enjoy convenient access to major ports such as Tianjin Port, which greatly improves logistics efficiency and reduces transportation costs.
For standard specifications and normal order quantities, the general delivery time is about 30 days after order confirmation and deposit receipt. For large‑scale orders, special sizes or customized processing requirements, our production and sales team will formulate a detailed production plan and provide an accurate delivery schedule accordingly to ensure on‑time supply and stable performance for projects and clients worldwide.
Strict quality control
1. During and after the production, experienced quality inspectors randomly check the products to ensure that each steel pipe is qualified for production and application.
2. A nationally recognized laboratory with CNAS certification and certification by French Classification Society.
3. Have CNOOC access certificate, KOC oil company access network, ADNOC Abu Dhabi oil company access network, Petrobras access network, etc.
4. Accept the inspection by the third party designated/paid by the buyer, such as SGS and BV.
Certifications
API 2B
API 5L
GOST
ISO 9001
EN 10219
EN 10210
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