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Help CenterFactory Direct Supply Carbon Steel Round Bar Solid Mild Steel Round Rod Hot Rolled Round Steel Bar Custom Length
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Good forging, quenching & tempering performance, easy heat treatment
Great welding and bending property, not easy to crack during cold working
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1. Product Overview
We are professional Chinese manufacturer and exporter of solid steel round bar, covering carbon steel round bar, alloy steel round bar and stainless steel round bar. Our products adopt premium raw materials, produced by hot rolling, cold drawing, peeling and grinding processes. Strict quality inspection is carried out during whole production procedure to ensure stable chemical composition, uniform internal structure and excellent mechanical properties. Our round steel bars are widely used in machinery manufacturing, automobile parts, engineering construction, forging, mold processing, petroleum and hardware industries. Complete specifications, various grades and customized services are available to meet diverse demands from global customers.
2. Detailed Specification Parameters
| Item | Details |
|---|---|
| Product Name | Solid Steel Round Bar / Round Steel Rod |
| Material Grade | Carbon steel: Q235, C45(45#), 10#, 20#, C35Alloy steel: 40Cr, 42CrMo, 35CrMo, 20CrMnTi, 65MnStainless steel: 201, 304, 316L, 321, 310S, 410, 420 |
| Production Technology | Hot Rolled, Cold Drawn, Peeled, Ground Bright |
| Executed Standard | ASTM A29, ASTM A108, EN 10263, DIN, JIS G4051, GB/T702 |
| Diameter Range | 6mm - 300mm (custom small & large diameter acceptable) |
| Standard Length | 3m, 6m, 9m, 12m; support fixed customized cutting length |
| Surface Finish | Black oxide surface, bright smooth surface, peeled surface, polished surface |
| Size Tolerance | Hot rolled: normal industrial toleranceCold drawn: high precision h8/h9/h10 tolerance |
| Certification | MTC Mill Test Certificate, SGS Test Report, ISO9001, CE |
3. Core Advantages & Product Features
✅ Stable chemical composition, consistent mechanical performance among batches
✅ No internal defects: no cracks, pores, slag inclusion and segregation inside steel bar
✅ Good straightness, less bending, smooth surface with little oxide scale
✅ Outstanding machinability: easy for turning, drilling, milling, cutting and stamping
✅ Excellent forgeability & heat treatment performance, convenient for quenching and tempering
✅ High tensile strength, good toughness, wear-resistant and long service life
✅ Stainless steel version: acid & alkali resistant, anti-rust, suitable for corrosive environment
✅ Complete size inventory, flexible customized production according to drawings
4. Wide Application Scope
Mechanical industry: gear, shaft, spindle, pump body and various mechanical spare parts
Automobile manufacturing: automotive chassis components, engine fittings, transmission parts
Construction & engineering: building structural parts, bridge accessories, foundation parts
Forging & mold industry: blank for forging parts, mold base raw materials
Petroleum, chemical, water treatment equipment hardware accessories
Hardware processing, agricultural machinery, textile machinery accessories
5. Strict Quality Control
Raw material incoming inspection: test chemical composition before production
Online dimensional inspection during rolling & drawing process
Straightness, surface appearance sampling check
Mechanical property test (tensile strength, yield strength, elongation, hardness)
Ultrasonic flaw detection optional to eliminate internal defects
Issue official mill test certificate for each batch goods
6. Packaging & Shipment
Bundled by high-strength steel strips; each bundle with hanging metal label marked grade, diameter, length, batch No.
Coated with anti-rust oil on surface to avoid rust during long-distance sea transportation
Packed with waterproof plastic film and woven cloth outside for moisture-proof protection
Suitable for 20GP / 40GP container loading, professional seaworthy export package
7. Our Service Support
Factory direct supply, competitive wholesale price without middleman markup
Large spot inventory, delivery time: 7-15 working days
Support custom diameter, length, surface treatment and special hardness requirements
Flexible MOQ, accept small trial order for customers' market test
Available payment terms: T/T,other negotiable terms
Professional foreign trade team provide one-stop export service
Send Inquiry to This Supplier
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