What is your production capacity for heavy forgings?

We have a 3150-ton free forging hydraulic press capable of 28-ton single forgings and an 80-ton crane for ingot handling.

What materials do you process for diesel engines?

We process materials like S17MoS, S30MnH, S45SU, S30S, S18CrNiMo, S20CrMoVS, S42Cr1S, S19R, and others with MAN Diesel & Turbo certificates.

What is your lead time for orders?

The average lead time is one month during both peak and off-peak seasons.

30CrMo 35CrMo High Precision Forged Engine Block in Cheap Price

Name: 30CrMo 35CrMo High Precision Forged Engine Block in Cheap Price
Brand: Zhangjiagang Chewit International Co., Ltd.
SKU: 2034299135

Jiangsu, ChinaZhangjiagang Chewit International Co., Ltd.

US$1.00-15.00

100 Pieces

Product profile

Customization

Available

Processing Object

Metal

Molding Style

Forging

Model NO.

Customized

Molding Technics

Hot Forging

Application

Automotive, Hardware, Machinery, Construction

Material

Steel,Aluminum,Copper

Heat Treatment

Quenching

Surface Treatment

Sand Blasting, Galvanizing, Chrome-Plating, Nickle

Forging Tolerance

+/-0.5mm

Standard

as Per Drawing

Certification

ISO 9001:2000, ISO 9001:2008

Process

Open Die, Ring Rolling, Hot Forging, Closed Die

Serive

OEM/ODM

Transport Package

Sea Wooden Packing

Specification

0.2kg/PCS-150kg/PCS

Trademark

Origin

China

Key features

Customized Forging Process: Offers Open Die, Ring Rolling, Hot Forging, and Closed Die processes based on customer drawings.

Wide Material Selection: Processes Carbon Steel, Alloy Steel, Tool Steel, Stainless Steel, Aluminum, and Copper.

High Precision Tolerance: Forging tolerance maintained at +/-0.5mm for high-precision engine blocks and parts.

Comprehensive Heat Treatment: Includes Quenching and other heat treatments to ensure optimal mechanical properties.

Advanced Surface Treatment: Provides Sand Blasting, Galvanizing, Chrome-Plating, and Nickle plating options.

OEM and ODM Services: Full OEM/ODM support available for custom manufacturing and design requirements.

ISO 9001 Certification: Manufacturing certified under ISO 9001:2000 and ISO 9001:2008 standards.

Large Capacity Equipment: Equipped with 3150-ton hydraulic press and 80-ton crane for heavy forging operations.

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: ≤5.37h 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:Who are we?

We are based in Jiangsu, China, established in 2010, with 11-50 office staff. We sell to Eastern Asia, Mid East, Eastern Europe, Southeast Asia, Northern Europe, Domestic Market, South America, Western Europe, and other regions.

Q:How can you guarantee quality?

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

Q:What products can you buy from us?

We supply Steel Pipe, Seamless Pipe, Hydraulic Oil Tube, Precision Tube, and Stainless Steel Tube.

Q:Why should you buy from us not from other suppliers?

We have an advanced production line with special oil for best surface condition, lower roughness, and good mechanical performance. We also have a professional inspection team.

Q:What services can you provide?

Accepted delivery terms include FOB, CFR, CIF, EXW, DDP, DDU. Accepted payment currencies are USD, EUR, HKD, CNY. Payment types include T/T, L/C, MoneyGram. We speak English, Chinese, Spanish, and Japanese.