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Ss400 Black Shs Square Hollow Section Carbon Steel Welded Pipe
US$550.00-850.00
5 Tons
Product profile
Customization
AvailableAfter-sales Service
YesWarranty
YesModel NO.
Hollow Section Carbon Steel Welded PipeType
WeldedTechnique
Hot RolledMaterial
Carbon SteelSurface Treatment
BlackUsage
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special PurposeSection Shape
SquareName
Hollow Section Carbon Steel Welded PipeSteel Grade
Q235, Q345,Ss400, St37,A36, S235jr....Thickness
0.8-25mmWidth
20*20-500*500mmLength
3m,6m,9m,12m or as Your RequireProcess
Hot Rolled,Cold Drawing...Surface
Black,Galvanized,Oiled,Pickling...Applications
Beams, Bridges, Ship,Tower,Building...Tolerance
According to StandardMOQ
5mtPackage
Standard Export PackagePayment
L/C T/TPrice Term
Fob,CIF,CFR,CPT,DDP,DDU...Loading
20/40FTLoading Quantity
25~27tons/ContainerTransport Package
Standard Sea Worthy PackingSpecification
20*20*0.8-1.5~500*500*10-25mmTrademark
Heng SteelOrigin
ChinaHS Code
7306610000Production Capacity
30000 Ton / MonthKey features
Wide Material Selection: Available in Q235, Q345, SS400, A36, S235jr and other steel grades.
Custom Dimensions: Thickness 0.8-25mm, Width 20*20-500*500mm, Length 3m-12m or as required.
Multiple Surface Treatments: Options include Black, Galvanized, Oiled, and Pickling finishes.
Versatile Applications: Suitable for beams, bridges, ships, towers, machinery, and construction.
Global Export Experience: 12 years export experience with products sold in over 100 countries.
Standard Compliance: Manufactured according to GB/T 9787-2008, GB/T 706-2008, JIS G3101, ASTM.
Flexible Payment Terms: Accepts L/C, T/T, PayPal, and Western Union for secure transactions.
Fast Lead Time: Production completed within 15 workdays for both peak and off-peak seasons.
Company profile

Business Type: Manufacturer/Factory, Group CorporationExport Year: 2011-10-17Nearest Port: Qingdao, Tianjin, ShanghaiAverage Response Time: ≤4.71hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, CIP
AI-Powered supplier vetting
SummaryShandong Heng Steel Group Co., Ltd. is identified as a China-based manufacturer/factory and group corporation producing galvanized and other steel products. The supplier reports more than 10 production lines, four factories, 6–10 quality-control staff, and 21–30 years of combined R&D engineer experience. It lists numerous management and quality-related certifications and states that exports account for 90% of total sales. Service descriptions mention stock and application information, logistics tracking, quality inspections, sample support, and transportation safety procedures. However, the provided information does not establish contract status, inventory capacity, overseas facilities or agents, ODM/OEM services, SDK or design capability, raw-material traceability, customer cases, or detailed production volumes. Financial information is not assessed.
Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and Group Corporation, operating as Shandong Heng Steel Group Co., Ltd. in Shandong, China. The audit record also identifies galvanized coil and steel coil as its primary products, supporting its classification as a steel manufacturing supplier.
CertificationsThe supplier lists multiple management, quality, environmental, occupational-safety, and industry certifications, including ISO 9001, ISO 14001, OHSAS/OHSMS 18001, ASME, and TS 16949. A TUV Rheinland audit is recorded with a validity period from September 18, 2025 to September 17, 2026, although the supplied audit result code is not explained.
After-Sales capabilityThe supplier describes after-sales support involving price and product suggestions, transport-status updates until pickup, stockpile and application information, and logistics tracking. It also reports sample support and quality-control procedures, but the specific after-sales service scope, response standards, and overseas service capabilities remain unverified.
Production capacityProduction resources are supported by the stated four factories, more than 10 production lines, 6–10 quality-control staff, and product categories covering galvanized coil, galvanized roofing sheet, wear-resistant plate, weather-resistant plate, and boiler/pressure-vessel plate. Annual productivity quantities are not provided, while the supplier reports that exports represent 90% of total sales.
Product Q&A
Q:What steel grades are available?
A:
We offer Q235, Q345, SS400, St37, A36, S235jr, Q195, Q215, and Q345.
Q:What are the size specifications?
A:
Thickness ranges from 0.8-25mm, width from 20*20-500*500mm, and length from 3m to 12m or customized.
Q:Can the surface treatment be customized?
A:
Yes, we provide Black, Galvanized, Oiled, and Pickling surface treatments.
Q:What is the minimum order quantity?
A:
The MOQ is 5 metric tons.
Q:How long does production take?
A:
The average lead time is within 15 workdays regardless of the season.
Send Inquiry
*To:
Shandong Heng Steel Group Co., Ltd.
Shandong Heng Steel Group Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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