AISI 4140 42CrMo Carbon Steel Bar High Strength Hot Rolled Rod Round Bar

Basic Specifications

Model NO.AISI 4140 42CrMo

TechniqueHot Rolled

ApplicationStructural/Tool/Die Steel Bar

SurfaceColor Coated/Galvanized/Polished

AlloyAlloy/ Non-Alloy

Special UseMold Steel, Free Cutting Steel

Diameter5.5mm-250mm or Customized

Length6-12m or Customized

ShapeRound, Square, Flat, Angle

MOQ5 Tons

OriginChina

HS Code7214100000

Product Description

Parameter	Details
Product Name	Carbon Steel Pipe / Bar
Standard	GB/T 700-2006, ASTM A36/A36M, EN 10025-2-2004, JIS G3101
Outer Diameter	8mm-610mm
Tolerance	OD: +/-1%, WT: +/-10%
Materials	Q195, Q235B, Q345, SS400, A36, S235JR, 10#, 20#, 45#
Packing	Standard Export Seaworthy Package (Waterproof paper & steel strip)

Comprehensive Range of Steel Grades Available

Category	Grades	Sizes
Carbon Structure	Q195, Q215, Q235, Q275	16mm-250mm
Low Alloy High Strength	Q295, Q345, Q390, Q420	16mm-250mm
Prime Carbon	10#, 20#, 45#, S45C	16mm-250mm
Alloy Structure	40Cr, 42CrMo, 20CrMnTi, 35CrMo	16mm-250mm
Spring Steel	65Mn, 60Si2Mn, 50CrVA	16mm-250mm

Production Details

Profile & Expertise

We offer carbon steel, stainless steel, galvanized steel, aluminum, and copper alloy products. Committed to strict quality control and exceptional customer service, our experienced staff ensures complete satisfaction. We have obtained TUV, ISO 9001, and other internationally recognized certifications.

Our main inventory includes seamless pipes, welded pipes, galvanized pipes, and various stainless steel grades like 201, 304, and 316. Value-added services such as cutting, slitting, and film covering are available. Our materials are widely utilized in construction, automotive parts, medical equipment, and household appliances.

Packaging & Shipping

Frequently Asked Questions

What are your terms of payment?

30% T/T as the upfront deposit, 70% before delivery. We will show you the photos of the products and package before you pay the balance.

What are your terms of delivery?

We support EXW, FOB, CFR, and CIF trade terms.

What is the standard delivery time?

For stock items, goods can be sent to the loading port within 7 work days. For production orders, it usually takes 15 to 30 days after receiving the deposit.

Do you provide samples?

Yes, we can provide free samples if available in stock; however, the transportation fee is borne by the buyer.

How do you guarantee product quality?

Each piece is manufactured in certified workshops and inspected piece by piece according to national QA/QC standards. We also issue a quality guarantee to our customers.

Can you produce according to specific samples?

Yes, we can manufacture based on your samples or technical drawings, including the building of molds and fixtures.