What is the lead time for production?

The average lead time is one month for both peak and off-season periods, depending on material availability and order specifics.

What certifications do your products have?

Our products are ISO 9001:2000/2008 certified. Specific materials may come with MAN Diesel & Turbo certificates and comply with ABS, BV, and other class society standards.

What are the main applications for these forged shafts?

Applications include diesel engines, shipbuilding, marine shafts, wind power, pressure vessels, automotive parts, and general machinery.

Customized High Strength Quenching Hot Forged Diesel Engine Crankshaft

Name: Customized High Strength Quenching Hot Forged Diesel Engine Crankshaft
Brand: Zhangjiagang Chewit International Co., Ltd.
SKU: 2138725305

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

Product Name

Other Customized CNC Metal Parts by Closed Die

Process

Hot Forging, Open Die

Serive

OEM/ODM

Certifications

ABS,BV,Dnv,Gl,Kr,CCS,ISO, Mdt

Location

2 Hour From Shanghai

Transport Package

Sea Wooden Packing

Specification

0.2kg/PCS-150kg/PCS

Trademark

Origin

China

Key features

Customized Manufacturing: OEM/ODM service available; products made strictly per customer drawings and specifications.

High Strength Forging: Hot forged crankshafts with quenching heat treatment for superior durability and strength.

Wide Material Selection: Available in Carbon Steel, Alloy Steel, Stainless Steel, Aluminum, and Copper varieties.

Strict Quality Control: ISO 9001 certified; includes UT/PT testing, mechanical property checks, and pre-production samples.

Large Capacity Production: Handles forgings up to 20 tons weight, 3500mm diameter, and 10 meters shaft length.

Versatile Applications: Suitable for automotive, marine, wind power, pressure vessels, and heavy machinery sectors.

Professional Surface Treatment: Options include sand blasting, galvanizing, chrome-plating, and nickel plating for corrosion resistance.

Certified Materials: Materials come with MAN Diesel & Turbo certificates and comply with DIN, ASTM, GB, and JIS standards.

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: ≤5.72h 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 is the customization capability?

We provide OEM/ODM services. Products are manufactured according to customer drawings, with customizable materials, dimensions, and surface treatments.

Q:What materials are available for these forged parts?

We offer Carbon Steel, Alloy Steel, Tool Steel, Stainless Steel, Aluminum, and Copper. Specific grades include S17MoS, 42CrMo4, and various ASTM/DIN standards.

Q:What is the maximum size and weight capacity?

We can handle piece weights up to 20 tons, ring outer diameters up to 3500mm, and shaft lengths up to 10 meters.

Q:How do you guarantee product quality?

We conduct pre-production samples, final inspections before shipment, and utilize UT/PT testing. Our process is ISO 9001 certified with strict quality control.

Q:What are the accepted payment terms?

We accept T/T and L/C. Payment currencies include USD, EUR, HKD, and CNY. Terms include FOB, CFR, CIF, EXW, DDP, and DDU.