What is the maximum weight for forgings?

Piece weight is no more than 20 tons, ring outer diameter no more than 3500mm, and shaft length no more than 10 meters.

What is your production flow?

1. Enquiry With Drawing In Details 2. Confirm Steel Material, Chemical Compositions, Mechanical Properties, Tolerances 3. Confirm Payment Terms, Order Materials or Check Material in Stock 4. Check Material Chemical Compositions, Material Weight, Dimensions 5. Cut Materials, Record Weight, Pre-Heating For Forging 6. Forging Ratios, Heat Treatment After Forging, Dimension Check 7. Rough Machining, UT Test, Heat Treatment 8. Fine Machining, UT & PT Test, Dimensions Inspection, Mechanical Properties

Customized Open Die Hot Forging OEM ODM Quality Assurance Large Machinery Piston Crown

Name: Customized Open Die Hot Forging OEM ODM Quality Assurance Large Machinery Piston Crown
Brand: Zhangjiagang Chewit International Co., Ltd.
SKU: 2131744455

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

Open Die

Application

Winder Power, Ship Building, Industry Equipments

Material

Steel

Heat Treatment

Quenching

Surface Treatment

Rough Machining

Forging Tolerance

+/-0.5mm

Standard

ASME

Certification

ISO 9001:2000, ISO 9001:2008

Process

Open Die, Ring Rolling, Hot Forging, Closed Die

Serive

OEM/ODM

Quality

High Quality

Transport Package

Sea Wooden Packing

Specification

0.2kg/PCS-150kg/PCS

Trademark

Origin

China

Key features

Customized Open Die Forging: Offers open die, ring rolling, hot forging, and closed die processes tailored to customer drawings.

OEM/ODM Service Available: Full OEM and ODM capabilities with production based on specific customer requirements and drawings.

Wide Material Selection: Processes carbon steel, alloy steel, tool steel, stainless steel, and copper with various grades.

Strict Quality Certification: Certified under ISO 9001:2000 and ISO 9001:2008 with MAN Diesel & Turbo certificates available.

Large Capacity Equipment: Equipped with 3150-ton hydraulic press and 80-ton cranes for handling large forgings up to 20 tons.

Comprehensive Inspection Process: Includes UT, PT, and mechanical properties tests with professional quality control and vivid reports.

Global Shipping Terms: Accepts FOB, CFR, CIF, EXW, DDP, and DDU terms with payment via T/T, L/C, and MoneyGram.

Multi-Industry Application: Serves wind power, shipbuilding, marine, boiler, oil, petrochemical, and mechanical fields.

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: ≤5.43h 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, starting from 2010, selling to Eastern Asia, Mid East, Eastern Europe, Southeast Asia, Northern Europe, Domestic Market, South America, Western Europe, and other regions. There are total about 11-50 people in our office.

Q:How can you guarantee quality?

Always a pre-production sample before mass production; Always final Inspection before shipment.

Q:What can you buy from us?

Steel Pipe, Seamless Pipe, Hydraulic Oil Tube, Precision Tube, Stainless Steel Tube.

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

Production: Advanced production line and drawing with special oil to make the surface in best condition. Lower roughness and good mechanical performance. Inspection before delivery: Professional team for inspection and randomly check.

Q:What services can we provide?

Accepted Delivery Terms: FOB,CFR,CIF,EXW,DDP,DDU; Accepted Payment Currency:USD,EUR,HKD,CNY; Accepted Payment Type: T/T,L/C,MoneyGram; Language Spoken:English,Chinese,Spanish,Japanese.