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ASTM A500 Grade a B C Square and Rectangular Steel Pipe with Welded or Seamless
US$1,700.00
25-99 Tons
US$760.00
100+ Tons
Product profile
Customization
AvailableAfter-sales Service
YesWarranty
1yearModel NO.
pipeType
SeamlessTechnique
Hot RolledMaterial
Carbon SteelSurface Treatment
BlackUsage
Pipeline Transport, Boiler Pipe, Oil/Gas Drilling, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special PurposeSection Shape
RoundAPI5l
B, X42, X52, X60Transport Package
Exporting Standard Bundles.Specification
OD from 1/2inch to 56inchTrademark
luzhengOrigin
Shandong, ChinaHS Code
7304192000Production Capacity
10000tonsKey features
15+ Years Manufacturing Experience: Specialized in steel pipe production for over 15 years with rich experience.
Flexible Minimum Order Quantity: Accepts 1 piece per size if stock is available, suitable for small orders.
Comprehensive Quality Certifications: Holds CE, ISO9001, and Made in China onsite check certificates.
Wide Range of Standards: Complies with ASTM, JIS, DIN, GB/T, and other international standards.
Fast Sample Delivery: Free samples available; ready in 3-7 days, delivered in 3-5 days.
Large Production Capacity: Annual production capacity reaches 300,000 tons across four bases.
Multiple Payment Options: Accepts T/T, L/C, Western Union, and PayPal for flexible transactions.
1-Year Warranty Coverage: Provides a 1-year warranty for all manufactured steel pipe products.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2012-03-01Nearest Port: QINGDAO ,TIANJIN ,SHANGHAIAverage Response Time: ≤9.00hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR, CIF
AI-Powered supplier vetting
SummaryWeifang Luzheng Industry & Trade Co., Ltd. is a China-based limited company in Shandong, described as both a trading company and manufacturer/factory. Its stated products include steel pipes, fin tubes, greenhouses, container houses, and air coolers. The supplier reports substantial production capacity across several product categories, five production lines, 50 years of combined R&D engineering experience, and 11–20 quality-control staff. It states that 90% of sales are exports, with self-operated import and export rights, export activity since 2012, and markets across multiple global regions. Management-system certifications listed include OHSAS/OHSMS 18001, ISO 9000, ISO 9001, and QC 080000. The provided information does not establish after-sales service processes, verified financial strength, documented customization capability, or specific customer cases.
Supplier typeThe supplier is identified as a trading company in its basic information and as both a trading company and manufacturer/factory in its business-entity profile. Its factory is stated to be located in Qingzhou, Shandong, and its listed products are industrial and construction-related goods.
CertificationsThe supplier lists OHSAS/OHSMS 18001, ISO 9000, ISO 9001, and QC 080000 management-system certifications. These certifications are explicitly reported, although the slices do not provide certificate numbers, validity dates, or issuing-body verification.
R&D capabilityThe supplier reports 50 years of total R&D engineer experience and states that it understands international standards for its principal products. These details support technical experience, but no specific inventions, patents, proprietary technologies, or recent product-development achievements are provided.
Production capacityThe supplier reports five production lines, 11–20 quality-control staff, and stated annual capacities of 250,000 tons of steel pipe, 300,000 fin-tube pieces, 3,600 air coolers, and 980,000 square meters of greenhouse products. The factory is located in Qingzhou, Shandong, and the supplier is described as both a manufacturer and trading company.
Product Q&A
Q:How can I trust your company as a new buyer?
A:
We have 15-16 years of experience, are golden suppliers, and hold CE, ISO9001, and Made in China certificates.
Q:What is the minimum order quantity?
A:
We mainly do wholesale, but can accept an MOQ of 1 piece per size if we have stock.
Q:How can I get a sample and how long does it take?
A:
Free samples are provided. They are ready in 3-7 days and arrive via express in 3-5 days.
Q:What payment methods do you accept?
A:
We accept T/T, L/C, Western Union, and PayPal.
Q:What are the shipment terms and delivery time?
A:
Shipment terms are FOB, CFR, CIF. Delivery time is typically 15-60 days depending on orders.
Send Inquiry
*To:
Weifang Luzheng Industry & Trade Co., Ltd.
Weifang Luzheng Industry & Trade Co., Ltd.*Content:
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