
3Cr13 4Cr13 Alloy Numbers Stainless Iron Shaft Forging Drilling Machine. Customized Sizes Available: Sizes can be customized to meet specific requirements including round bar, square, shaft, ring, and cylinder. Wide Material Selection: Offers various alloy numbers including C45, 42CrMo, 3Cr13, and 4Cr13 stainless steel. Multiple Surface Treatments: Delivery surfaces include black, rough machining bright, and fine machining bright options. Comprehensive Heat Treatment: Provides quenching, tempering, normalizing, and annealing to ensure optimal mechanical properties. Strict Quality Certification: Certified under GB/T19001-2016 and ISO9001:2015 standards with 100% visual inspection. Advanced Flaw Detection: Offers UT and MPT flaw detection methods to ensure internal and surface integrity. Flexible Customization Options: Supports full customization, minor customization, and customization from designs or samples. High Capacity Production: Capable of producing forgings weighing from 20kg to 20,000kg using 2000-ton hydraulic press.