About Shandong Xinhuihe Steel Co., Ltd - Steel Pipes Supplier in China

Shandong Xinhuihe Steel Co., Ltd is located in China and lists ten distinct steel pipe and tube products in its current catalogue. The catalogue is grouped under the HS‑code families 7304.19, 7304.31, 7304.49, 7304.51 and 7306.31, covering carbon‑steel seamless pipes, low‑alloy structural pipes and a range of alloy boiler tubes. The primary categories are Steel Pipes and Steel Tubes, with each entry specifying the exact material grade such as ASTM A106 Gr. B, ASTM A53 Gr. B, S355J0/JR/J2, 42CrMo4/4140 and P91 alloy. All products are described with their standard chemical limits, for example the ASTM A106 pipe limits carbon to 0.30 % and manganese to 0.29‑1.06 %.

The product list includes ASTM A106 Gr. B carbon‑steel seamless pipes (HS 7304.19), ASTM A53 Gr. B seamless pipes (HS 7304.19), EN S355 low‑alloy seamless pipes (HS 7304.31), 42CrMo4/4140 chromium‑molybdenum alloy pipes (HS 7304.51), ASTM A192 boiler tubes (HS 7304.31), 35CrMo/4130 high‑strength alloy tubes (HS 7304.49), P91/P11/T91/T11/P22 alloy boiler pipes (HS 7304.51), SA210/A‑S210C boiler seamless pipes (HS 7304.31), SA106C boiler tubes (HS 7304.31) and a low‑carbon A179 boiler pipe (HS 7306.31). The entries cover pressure‑rated seamless pipe, boiler tube and structural pipe applications, reflecting a focus on petrochemical, power‑generation and construction sectors.

Product Range and Specialties of Shandong Xinhuihe Steel Co., Ltd

The catalogue presents carbon‑steel seamless pipes that conform to ASTM A106 and ASTM A53, both widely used for high‑temperature and high‑pressure transport. In the industry, these grades are typically supplied in diameters from 2 mm up to 508 mm, wall thicknesses that meet PN16‑PN30 pressure classes, and are tested to ASTM E8 tensile standards. Low‑alloy S355J0/JR/J2 pipes follow EN 10025 and are common for structural frameworks, usually delivered with a minimum yield strength of 355 MPa and thicknesses up to 25 mm. Chromium‑molybdenum alloys such as 42CrMo4 (AISI 4140) and 35CrMo (4130) are standard for high‑temperature service; they are often manufactured to API 5L specifications and can handle temperatures up to 550 °C. Boiler tube grades like ASTM A192, P91, P11, T91 and SA210 are typically supplied in sizes up to 219 mm OD, with heat‑treatment to achieve creep‑strength grades required by power‑plant boilers.

Trade and Export Information - Shandong Xinhuihe Steel Co., Ltd

China ranks among the top global exporters of steel pipe, with the majority of shipments destined for the Middle East, Southeast Asia, Eastern Europe and Africa where oil‑&‑gas, petrochemical and power‑generation projects dominate demand. HS 7304.* codes cover seamless steel pipes and tubes, while HS 7306.* includes other steel products such as boiler pipe; customs inspections frequently require a mill test report and compliance certificates such as ISO 9001, CE marking or API 5L product certification. Buyers usually request wooden crate or steel‑framed pallet packaging for 20‑ft or 40‑ft containers, with internal bracing to prevent deformation. Common Incoterms are FOB Shanghai or CIF Dubai, reflecting the established shipping lanes from the Yangtze River ports.

Sourcing from Shandong Xinhuihe Steel Co., Ltd - Buyer Guidance

When sourcing from Shandong Xinhuihe Steel, buyers should request a full mill test report (MTR) that details chemical composition, tensile strength, impact energy and heat‑treatment condition for each grade listed. Verification of compliance with the cited standards (ASTM, EN, API) and confirmation of the HS code on the commercial invoice help avoid customs delays. Typical minimum order quantities range from 1 tonne for specialty alloy pipes to 5 tonnes for standard carbon‑steel sizes, with lead times of 30‑45 days after receipt of a signed purchase order and required certifications.

Which international standards are represented in the Shandong Xinhuihe Steel product list?

The catalogue includes ASTM A106 Gr. B and ASTM A53 Gr. B carbon‑steel seamless pipes, EN S355J0/JR/J2 low‑alloy structural pipes, ASTM A192 boiler tubes, and chromium‑molybdenum alloys such as 42CrMo4 (AISI 4140) and 35CrMo (4130). Each product is defined by its respective chemical limits and mechanical properties as required by the standard.

What HS codes apply to the steel pipe and tube range?

Products are classified under HS 7304.19 for carbon‑steel seamless pipes, HS 7304.31 for low‑alloy and boiler pipe variants, HS 7304.49 for 35CrMo alloy tubes, HS 7304.51 for 42CrMo4/4140 and P‑series alloy boiler pipes, and HS 7306.31 for the low‑carbon A179 boiler pipe.

How can a buyer confirm the material composition of a specific pipe?

Buyers should request the mill test report (MTR) for the batch, which lists the exact percentages of carbon, manganese, phosphorus, sulfur and alloying elements. The MTR is issued by the steel mill and is cross‑checked against the standard specification cited in the catalogue.

What packaging and container sizes are typically used for export?

Exports are generally packed in wooden crates or steel‑framed pallets, with internal bracing to protect the seamless pipe ends. Standard container options are 20‑foot (≈20 tons) and 40‑foot (≈40 tons) containers, depending on pipe diameter and wall thickness.

Which markets most frequently import Chinese steel pipe products?

The primary import regions are the Middle East (UAE, Saudi Arabia), Southeast Asia (Vietnam, Indonesia), Eastern Europe (Russia, Poland) and African countries with expanding oil‑&‑gas infrastructure. These regions often require compliance with ASTM, EN and API standards for pressure‑rated piping.

What certifications should a buyer request before purchasing?

Buyers typically ask for ISO 9001 quality‑management certification, a mill test report, and where applicable, API 5L product certification or CE conformity for pipes destined for European projects. These documents demonstrate that the material meets the mechanical and chemical requirements of the referenced standards.

What are typical lead times and minimum order quantities for these products?

Lead times are usually 30‑45 days after order confirmation, depending on the grade and size. Minimum order quantities start at about 1 tonne for specialty alloy tubes and rise to 5 tonnes for standard carbon‑steel seamless pipes.