Alloy Steel Strip

Grades: 20CrMo, 30CrMo, 35CrMo, 20Cr, 40Cr, 45Mn
Thickness: 0.08 mm ~ 4.5 mm
Width: 7 mm ~ 650 mm
Applications: Bearings, sports equipment, auto spare parts

Q1: Which grades are best suited for automotive parts, and can heat-treatment hardness be customized per drawing?
A1: For quenched-and-tempered shaft components and suspension arms, 40Cr, 42CrMo, 30CrMo and 35CrMo are commonly used for half-shafts, steering knuckles and chassis control-arm forgings. Heat-treatment hardness can be customized according to customer drawings.

Q2: What is your minimum order quantity (MOQ)?
A2: MOQ is determined based on the specific grade and dimensional requirements, and varies by width.

Q3: What tolerance precision can you control to?
A3: We operate two Sendzimir 20-high rolling mills from the US, achieving thickness tolerance as tight as ±0.003mm.

Q4: What certifications does your company hold?
A4: Our quality management system certifications include IATF16949:2016 and ISO14001:2015.

Q5: Do you provide chemical composition test reports, and what is the sample delivery lead time?
A5: Every batch is supplied with an MTC (Material Test Certificate) report. Standard order delivery time is approximately 35 days.