What materials are used for these tubes?

Our tubes are made from high-precision carbon steel, specifically 27SiMn and St52, manufactured using cold drawing and skiving rolling burnishing techniques.

Where are you located and what are your main markets?

We are located in Wuxi, Jiangsu, China. Our main markets include North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, the Middle East, and Western Europe.

China 27simn St52 High Precision Burnished Seamless Honed Tube

Name: China 27simn St52 High Precision Burnished Seamless Honed Tube
Brand: Wuxi Hanhai Hydraulic Machinery Co., Ltd.
SKU: 2017965532

Jiangsu, ChinaWuxi Hanhai Hydraulic Machinery Co., Ltd.

US$1,000.00-2,000.00

1 Ton

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

24 Hours with 7 Days Per Week

Warranty

12 Months

Model NO.

32-1600mm

Type

Seamless

Technique

Cold Drawn

Material

Carbon Steel

Surface Treatment

Oiled

Usage

Hydraulic/Automobile Pipe, Machinery Industry, Mining, Construction & Decoration, Special Purpose

Section Shape

Round

Delivery Time

25 Days

Bore Treatment

Honing or Skiving&Roller Burnishing

ID Tolerance

Bore Roughness

Within Ra 0.4

Transport Package

Standard Export Package

Specification

32 to 1600 mm

Trademark

Origin

China

HS Code

8412909090

Production Capacity

5000 Tons/Year

Key features

High Precision Surface: Bore roughness within Ra 0.4 with ID tolerance H8 for superior performance.

Versatile Applications: Ideal for hydraulic cylinders, automotive, aerospace, and machinery manufacturing.

Robust Material Quality: Made from 27SiMn/St52 carbon steel, cold drawn for high strength and durability.

Comprehensive Warranty: 12 months warranty with 24/7 technical support available seven days a week.

Secure Packaging: Anti-rust oil, plastic lids, and bubble/snake bags ensure safe sea transportation.

Flexible Delivery: Standard delivery time is 25 days, with off-season lead time within 15 workdays.

Professional Manufacturing: Specialized in skiving, rolling, and burnishing for precise tubular products.

Company profile

Wuxi Hanhai Hydraulic Machinery Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/FactoryExport Year: 2018-09-14Nearest Port: Shanghai, NingboAverage Response Time: ≤2.60hTerms of Payment: LC, T/T, PayPalInternational Commercial Terms(Incoterms): FOB, EXW, CIF

AI-Powered supplier vetting

SummaryThe supplier is a limited company with combined business characteristics, offering honed tubes, piston rods, hydraulic cylinders, cold-drawn tubes, flanges, and related metal-processing services. It reports ISO 9001 and GMP certification, seven production lines, inventory capability, and quality assurance with raw-material traceability. Technical support and product development are stated capabilities, but the detailed data indicates only one R&D engineer and no available SDK. Quality procedures exist, yet several inspection and supplier-management processes lack records. The supplier has export experience and accepts multiple payment methods, but no evidence establishes customer cases or verified financial strength. It also lacks an effective manufacturing-capacity contract with affiliated subcontractors, overseas warehousing, and an overseas showroom.

Supplier typeThe supplier is identified as a limited company with a combined company type. Its stated business covers general equipment and accessories, non-standard metal structural parts manufacturing, processing, and sales, while its listed products include honed tubes, piston rods, hydraulic cylinders, cold-drawn tubes, and flanges.

CertificationsThe supplier reports holding ISO 9001 and GMP certifications. These are explicit certification claims, although the provided information does not include certificate numbers, validity dates, or scope details.

Production capacityThe supplier operates seven production lines, offers manufacturing and processing of metal and hydraulic-related products, and reports inventory capability. However, it has no valid manufacturing-capacity contract with affiliated subcontractors, so the reliability and governance of all stated capacity are not fully established.

Customization capabilityThe supplier explicitly describes design and development support, and its technology engineers are responsible for confirming customer requests and designing new products. Its scope includes non-standard metal structural parts manufacturing and processing, which directly supports customized production capability.

Product Q&A

Q:What is the warranty period?

We provide a 12-month warranty for our products, accompanied by 24-hour technical support available seven days a week.

Q:How can I track my order?

After receiving the deposit, we purchase raw materials and update you on the progress at every step. You can contact us with any questions for detailed explanations.

Q:What are the transportation methods?

We usually ship by sea transportation as it is more convenient and cost-effective for large items. Other shipping methods can be arranged based on your specific requirements.

Q:What are the payment terms?

We accept LC, T/T, and PayPal as terms of payment for your convenience.

Q:What is the typical delivery time?

The standard delivery time is 25 days. During the off-season, the lead time is within 15 workdays, while peak season lead time is approximately one month.