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Alloy Steel ASTM 4140 Round Bar

Estimate pricing$ 87.5 – $ 757.5Est. category range
AvailabilityIn stock
Diameterf50-500 mm
Length2500-5000 mm
Hot Rolled Diameter50 mm
Hot Forged Thickness20 mm

Products Description

Size of AISI 4140 (Can be Customised) Round Bar Diameter(mm): Hot Forged: f50-500 Length(mm):2500-5000 Hot Rolled:=50mm Steel Plate Thickness(mm): Hot Forged:=20mm Width(mm):20-810 mm Hot Rolled:=20mm Steel Type AISI GB W-Nr JIS 4140/B7 42CRMO4 1.7225 SCM440 Chemical Composition C Si Mn P S Cr Mo V 0.38-0.43 0.15-0.35 0.75-1.00 =0.030 =0.030 0.80-1.10 0.15-0.25 / Noted (1) Payment: 1.By confirmed, 100% valum irrevocable, letter of credit without recourse, Allowing partial shipment and transhipment, payable at sight presentation of shipping. 2.By T/T payment: 30% payment in deposited, 70% payment before shipment. (2) Delivery Time : 40 days after received the buyer's L/C or T/T deposite payment. (3) Delivery Port :Wuhan/Shanghai/Tianjin (4) Original Place : Hubei ,China . (5) Process: Electric furnace melted, forged and annealed, round bar turned. (6) Tolerance: Dia -0/+ 0~5mm, Thickness -0/+ 0~5mm, Width: -0/+ 0~10mm. (7) Hardness: Annealed HBS 217 max . (8) UT Test: SEP 1921/84/2 C/c class. (9) Allowance on quantity/weight: -/+ 10% per item. (10) Package: Seaworthy Packing.

Product Categories

Steel Bars

Products Specification

Diameterf50-500 mm
Length2500-5000 mm
Hot Rolled Diameter50 mm
Hot Forged Thickness20 mm
Width20-810 mm
Hot Rolled Thickness20 mm
Steel TypeAISI 4140/B7 42CRMO4 1.7225 SCM440
ProcessingElectric furnace melted, forged and annealed, round bar turned
ToleranceDia -0/+ 0~5mm, Thickness -0/+ 0~5mm, Width: -0/+ 0~10mm
HardnessAnnealed HBS 217 max
UT TestSEP 1921/84/2 C/c class
Allowance on quantity/weight-/+ 10% per item
PackageSeaworthy Packing

Supplier information

Basic member

Hubei Zhongcheng New Material Supply Chain Management Co., Ltd.

China

Business type - Contact Seller

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Buy Online Wholesale Alloy Steel ASTM 4140 Round Bar from Supplier & Exporter in

Alloy Steel ASTM 4140 Round Bar is a steel bar product. It also states the steel type as AISI 4140/B7, 42CRMO4, 1.7225, SCM440, and includes details on chemical composition, processing method (electric furnace melted, forged and annealed, round bar turned), tolerance, hardness (annealed HBS 217 max), UT test standard (SEP 1921/84/2 C/c class), allowance on quantity/weight (-/+ 10% per item), and seaworthy packaging.

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About Supplier

Hubei Zhongcheng New Material Supply Chain Management Co., Ltd. is a premier leather products export company, established in 2010 and based in China. With a decade of experience, Hubei Zhongcheng New Material Supply Chain Management Co., Ltd. has built a reputation for delivering high-quality leather goods to clients across the globe. The company specializes in a wide range of leather products, including bags, wallets, belts, and custom leather accessories, all crafted with precision and attention to detail. Leveraging advanced manufacturing techniques and stringent quality control processes, Hubei Zhongcheng New Material Supply Chain Management Co., Ltd. ensures that each product meets the highest standards. The company’s commitment to excellence, timely delivery, and customer satisfaction has made it a trusted name in the international market.Hubei Zhongcheng New Material Supply Chain Management Co., Ltd. continues to expand its global footprint, exporting its superior leather products to various countries, while maintaining strong relationships with clients worldwide.

Supplier Details for Alloy Steel ASTM 4140 Round Bar

Established - 16 Oct, 2026
Business Type - Contact Seller
Deals in Product Type - Steel Bars
Country - China

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5. What is the Port of Dispatch, Estimated Price, and Packaging Type Offered by Hubei Zhongcheng New Material Supply Chain Management Co., Ltd.?

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