What is the lead time for production?

The average lead time is one month for both peak season and off-season periods.

Where is the company located and what is the nearest port?

The company is located in Zhangjiagang City, Jiangsu, China, with Shanghai as the nearest port.

30CrMo 42CrMo Precision Tube Seamless Alloy Steel Pipe

Name: 30CrMo 42CrMo Precision Tube Seamless Alloy Steel Pipe
Brand: Zhangjiagang Chewit International Co., Ltd.
SKU: 2023830565

Jiangsu, ChinaZhangjiagang Chewit International Co., Ltd.

US$2.50-5.00

2,000 kg

Product profile

Customization

Available

Type

Seamless

Technique

Cold Drawn

Model NO.

ALS-22

Material

Alloy Steel

Surface Treatment

Oiled

Usage

Boiler Pipe, Hydraulic/Automobile Pipe

Section Shape

Round

Transport Package

Bundles or Boxes

Specification

as per standard or request

Origin

China

HS Code

7304319000

Production Capacity

1000ton/Month

Key features

Precision Seamless Alloy Steel: Cold drawn seamless tubes made from 30CrMo and 42CrMo alloy steel for high precision applications.

Strict Quality Inspection: Double inspection by professional quality controllers with vivid test reports before delivery.

Versatile Industrial Usage: Suitable for boiler pipes, hydraulic systems, and automotive industry applications.

Standard Compliance: Manufactured according to ASTM A519, GB, DIN, JIS, and other international standards.

Advanced Production Line: Special oil treatment ensures best surface condition, lower roughness, and good mechanical performance.

OEM Service Available: Customized manufacturing services are available to meet specific client requirements.

Company profile

Zhangjiagang Chewit International Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: OEM Service AvailableExport Year: 2013-08-01 CertifiedNearest Port: shanghaiAverage Response Time: ≤6.87h CertifiedTerms of Payment: LC, T/T

AI-Powered supplier vetting

SummaryZhangjiagang Chewit is a China-based limited trading company established in 2010, with stated precision-tube and steel-forging manufacturing activities. The supplier reports ISO9001:2015 certification, more than 10 production lines, approximately 5,000 tons of annual seamless-steel-pipe productivity, broad export-market coverage, and one-month lead times in both peak and off-peak seasons. Its quality claims include 100% dimensional and surface checks, batch chemical and mechanical testing, and non-destructive testing upon request. Evidence is insufficient to assess after-sales service, financial credibility, and customization capability. Innovation evidence is limited to an associated forging operation reporting 11 authorized patents, while customer evidence consists of one listed buyer and one trade transaction.

Supplier typeThe supplier is identified as a China-based limited company and trade company, with stated manufacturing activities in precision steel tubes and forgings. Its product scope includes seamless, welded, carbon, stainless, hydraulic, cold-drawn, and precision tubes, indicating a specialized steel-product supplier with both trading and manufacturing positioning.

CertificationsThe supplier explicitly reports an ISO9001:2015 management-system certificate. It also describes inspection and industry-related qualifications associated with its forging operation, including API 20B, PED, and classification-society credentials, although the scope and holder of each qualification are not separately specified.

R&D capabilityThe supplier describes advanced production and inspection equipment, precision-tube manufacturing, and a forging operation with 11 authorized patents, including three invention patents. These statements provide explicit but limited evidence of process and product-development capability, mainly linked to the forging operation rather than clearly to the entire supplier entity.

Production capacityThe supplier reports more than 10 production lines, annual seamless-steel-pipe productivity of 5,000 tons, heat-treatment furnaces, inspection equipment, and manufacturing of precision tubes and forgings. The descriptions also cite a 10,000-square-meter tube operation and a substantially larger forging facility, although employee and facility figures are inconsistent across slices and should be verified.

Client casesThe supplier states that it serves wind power, oil and gas, transportation, shipbuilding, and gearbox sectors and has entered the global purchasing system of a major company since 2006. The trade data identifies one buyer and one transaction, so sector references are available but the breadth and depth of verifiable customer cases remain limited.

Product Q&A

Q:What are the main materials and standards for these tubes?

The tubes are made from 30CrMo and 42CrMo alloy steel, complying with standards such as ASTM A519, GB, DIN, JIS, and NF.

Q:What is the manufacturing technique and surface treatment?

The tubes are produced using a cold drawn technique and feature an oiled surface treatment for protection and performance.

Q:How does the company guarantee product quality?

We always provide a pre-production sample before mass production and conduct a final inspection before shipment.

Q:What are the accepted payment terms and currencies?

Accepted payment types include T/T, L/C, and MoneyGram. Currencies accepted are USD, EUR, HKD, and CNY.

Q:What delivery terms are available?

We accept FOB, CFR, CIF, EXW, DDP, and DDU delivery terms.

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30CrMo 42CrMo Precision Tube Seamless Alloy Steel Pipe