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Factory Custom Q345b/S355-J2-G3 Round Forging Bar
US$1,000.00-2,300.00
2 Tons
Sample price:US$1100.00/ton.Request sample

Product profile

Customization

Available

Processing Object

Metal

Molding Style

Forging

Model NO.

20#/35#/45#/CrMo/CrNiMo/40Cr/20C/20CrMnMo/304/2Ni4

Molding Technics

Hot Forging

Application

Machinery Parts

Material

Steel

Heat Treatment

Tempering

Surface Treatment

Rough Machining

Forging Tolerance

0~+5mm

Standard

GB

Certification

GB/T19001-2016, ISO9001:2015

Usages

Heavy Machinery, Winning Equipment, Pump

Shape

Round Bar, Square, Shaft, Ring, Cylinder

Delivery Surfaces

Black, Rough Machning Bright, Fine Maching Bright

Delivery Condition

Quenching+Tempering, Normalizing, Anealing

Alloy No.

C45, 42CrMo

International Standards

ASTM, AISI, DIN, JIS, BS

Flaw Detection Methods

Ut, Mpt

Sizes

Customized

Transport Package

Wooden Cartons

Trademark

Changli

Origin

Jiangsu, China

HS Code

7214100000

Production Capacity

3000 Tons/Month

Key features

Customized Sizes Available: Sizes are fully customized to meet specific project requirements.
ISO9001 Certified Quality: Manufacturing adheres to ISO9001:2015 and GB/T19001-2016 standards.
Advanced Forging Technology: Utilizes 2000-ton hydraulic press for precise hot forging processes.
Comprehensive Flaw Detection: UT and MPT flaw detection methods ensure internal quality integrity.
Versatile Surface Treatment: Options include black, rough machining bright, and fine machining bright.
Flexible Customization Options: Supports full customization, minor customization, and design-based orders.
Wide Industrial Application: Suitable for heavy machinery, pumps, and structural parts manufacturing.

Company profile

Jiangsu Changli Equipment Manufacturing Co., Ltd.
Fast DeliveryLow MOQQuality AssuranceQA/QC Inspectors
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 2 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤10.82h

About Our Factory & Business Background

AddressWuxi, Jiangsu, China
Plant Area1000 square meters
Number of Employees10
Registered Capital12,000,000 RMB
Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment
International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Minimum Order Quantity1 Pc
Supply Chain Partners4

Our Production Capability & Technical Expertise

Main ProductsForging
Production Lines1
Production MachinesSawing Machine, Grinding Machine
QA/QC inspectors1 people
Inspection Type for Finished Products100% inspection(Visual inspection)
Inspection Method for Finished ProductsHave instructions and uniformly followed
R&D Engineers1 people
Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Year of Establishment2022-06-06
Main MarketsDomestic
Repeat Buyers Choice80%~100%
Number of Foreign Trading Staff2
Overseas Agent/BranchNo
New Products Launched in Last yearYes

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:What is the difference between forging and casting?
A:
Forging transforms solid metal from one shape to another through plastic forming (hot or cold), while casting transforms liquid metal into a solid shape by pouring it into a mold. Forging improves mechanical properties, whereas casting focuses on melting and pouring processes.
Q:How to choose high-quality forgings?
A:
High-quality forgings are selected through external observation (checking dimensions, surface defects like cracks or bubbles) and internal testing (analyzing chemical composition, microstructure, tensile strength, hardness, and ductility using specialized instruments).
Q:What are the characteristics of the forging process for blank forgings?
A:
The process includes pier roughening, elongation, punching, and expanding. Free forging uses a horse screw for hole expansion, while ring rolling uses rolling. Both methods ensure the metal's shape changes at high temperatures.
Q:What materials are used for these forging bars?
A:
The primary material is 45# carbon structural steel (GB standard), which has 0.45% carbon content. It offers good cutting performance, high hardness after quenching, and excellent strength and toughness after tempering.
Q:What certifications does the product have?
A:
The product is certified under GB/T19001-2016 and ISO9001:2015 standards, ensuring quality management and manufacturing consistency.

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