• Model NO.：EL-RB
• Special Use：Mold Steel
• Technics：Hot Rolled or Forged
• Length：2-12m
• Delivery Time：15-30 Days After Dwon Payment
• Alloy or Not：Is Alloy
• Surface：Peeling, Turning, Polishing
• Secondary or Not：Non Secondary
• Standard or Not：Standard
• Price Term：Fob,CIF,CNF
• Payment：L,C,T,T
• Transport Package：in Wooden Case or Wooden Pallet
• Specification：10mm-900mm
• Trademark：Kingmetal
• Origin：China
• HS Code：7210490000
• Production Capacity：3000000 Tons , Month

Symbol
of ClassChemical Composition %CSiMnP Max.S Max.CrMoSCM 4150.13~0.180.15~0.350.60~0.850.0300.0300.90~1.200.15~0.30SCM 4180.16~0.210.15~0.350.60~0.850.0300.0300.90~1.200.15~0.30SCM 4200.18~0.230.15~0.350.60~0.850.0300.0300.90~1.200.15~0.30SCM 4210.17~0.230.15~0.350.70~1.000.0300.0300.90~1.200.15~0.30SCM 4300.28~0.330.15~0.350.60~0.850.0300.0301.00~1.500.15~0.30SCM 4320.27~0.370.15~0.350.30~0.600.0300.0300.90~1.200.15~0.30SCM 4350.33~0.380.15~0.350.60~0.850.0300.0300.90~1.200.15~0.30SCM 4400.38~0.430.15~0.350.60~0.850.0300.0300.90~1.200.15~0.30SCM 4450.43~0.480.15~0.350.60~0.850.0300.0300.90~1.200.15~0.30SCM 8220.20~0.250.15~0.350.60~0.850.0300.0300.90~1.200.15~0.30Note : As impurities, Ni and Cu shall not exceed 0.25% and 0.30% respectively for all grades.
Surface Treatment: painting,plating,polishing,black oxide,transparent anti-rust oil

Heat treatment: Normalized / Annealed / Quenched / tempered

Processing
 
Electric arc furnace melting→refining furnace→vacuum treatment furnace→
→cast ingot→steel ingot anneal→ heating → high-speed forging, refining
forging→annel,retarded cooling,air cooling→quenching and tempering
treatment→finishing operation→test→finished products
 
Application:
Foodstuff, gas, metallurgy, biology, electron, chemical, petroleum, boilers, nuclear, energy, construction field, ships building industry, war and electricity industry, boiler heat exchanger, machiner and hardware fields and medical equipment, fertilizer, etc.