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High-Quality Carbon Seamless Steel Pipe for Construction Needs
US$550.00
1-99 Tons
US$500.00
100-199 Tons
US$450.00
200+ Tons
Product profile
Customization
AvailableAfter-sales Service
1 YearWarranty
1 YearModel NO.
Q235, A36, Ss400, Q345, St52, Gr60, Gr 70, A283Type
SeamlessTechnique
Hot Rolled/Hot Expansion/Cold Drawn/Cold RolledMaterial
Carbon SteelSurface Treatment
Painting/Hot DIP Galvanizing/Polished CoatingUsage
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special PurposeSection Shape
RoundWall Thickness Range
1.0mm - 35mmTensile Strength Range
Varies by Applicable StandardTrade Term
Fob EXW CFR CIFStandard
GB8162/GB8163/GB3087/GB5310/ASTMOuter Diameter Range
φ10mm - φ300mmLength Type
Content: Random Length / Fixed LengthMOQ
1 TonDelivery Time
7-10 DaysTransport Package
Mill StandardSpecification
10#, 20#, 45#, 16Mn, Q235, Q345, Q195Trademark
GUOJIEOrigin
Shandong ChinaKey features
Wide Size Range: Outer diameter from 10mm to 630mm, wall thickness 1.0mm to 35mm.
Multiple Processes: Available in Hot Rolled, Hot Expansion, Cold Drawn, and Cold Rolled techniques.
Strict Quality Control: 100% inspection including hydrostatic, Eddy Current, and Ultrasonic testing.
Global Certifications: ISO 9001, ASTM, CE certified; SGS/BV third-party reports available.
Custom Options: Customizable wall thickness, length, surface treatment, and packaging.
Fast Delivery: Standard delivery time is 7-10 days for most orders.
Versatile Applications: Suitable for pipeline transport, oil/gas drilling, construction, and machinery.
Company profile
Business Type: Manufacturer/FactoryAverage Response Time: ≤2.10h
AI-Powered supplier vetting
SummaryThe supplier is identified as a professional technical supplier offering 3D design and broad customization, from prototypes to mass production. Its business scope covers metal materials, forgings, powder metallurgy, metal structures, hardware, and related construction materials. It reports inventory capability, export capability, and participation in an international metallurgy exhibition, but has no overseas warehouse, showroom, agent, or branch. Quality assurance and complaint/CAPA procedures exist, although no written records are available. RoHS compliance is stated, while no Fortune 500 cooperation is reported. Financial and production information is incomplete and internally difficult to interpret, so those areas require further verification.
Supplier typeThe supplier describes itself as supporting prototyping through mass production and is explicitly identified as a professional technical supplier. Its stated business scope includes metal materials, forgings, powder metallurgy products, metal structures, hardware, and related construction materials.
CertificationsRoHS is listed as a product compliance certification. No additional certifications or certification scope are provided, so the assessment is limited to this stated certification.
R&D capabilityThe supplier reports professional technical R&D capability, 3D software design services, and one R&D engineer. However, no SDK is available, and the limited staffing information does not establish broad or advanced innovation capacity.
Production capacityThe supplier states that it supports both single-piece prototyping and mass production, has inventory capability, and holds self-operated import/export rights. Nevertheless, no specific equipment, capacity, facility, workforce, or production-output data is provided.
Customization capabilityCustomization is explicitly offered through flexible, minor, and full customization, including customization from customer designs and samples. The supplier also states that it provides technical consulting and optimization recommendations.
Product Q&A
Q:What are the main product specifications?
A:
Outer diameter ranges from 10mm to 630mm, wall thickness from 1.0mm to 35mm. Lengths can be random or fixed (6m/12m).
Q:What materials and standards are used?
A:
Materials include 20# and Q235B (GB standard), ASTM A106 Gr.B and A53 Gr.B. Standards include GB, ASTM, JIS, EN, and ISO.
Q:Is customization available?
A:
Yes, we offer custom wall thickness, length, surface treatment (painting, galvanizing), and packaging based on customer requests.
Q:What is the minimum order quantity (MOQ)?
A:
The MOQ is 1 Ton.
Q:How is quality controlled?
A:
Every batch undergoes 100% inspection including hydrostatic testing, Eddy Current Testing (ET), and Ultrasonic Testing (UT). Mill test certification is provided.
Send Inquiry
*To:
Shandong Guojie New Material Co., Ltd.
Shandong Guojie New Material Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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