Hot
Rolled Peeled Steel for sale Min. Order / Reference FOB Price 300 kgUS $5/
kg Port:TIANJIN, SHANGHAI, DALIAN, QINGDAO, China Production
Capacity:50000tons/Month Payment Terms:L/C, T/T Type:Round Standard:AISI, ASTM,
DIN, JIS, GB, BS Composition:Stainless Steel Scrap Technique:Cold Rolled
Shape:Bar Surface Treatment:Black Special Use: High-strength Steel Plate, Wear
Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold
Steel Application: Die Steel Bar Specification: R: dia60-610mm;
F20-300X100-610mm Origin: Jiangsu,China Chemical Analysis (%) CMnSiCrNiMoPS
0.36-0.42 鈮?.00 鈮?.00 12.5-14.5 - - 鈮?.03 鈮?.03 Annealing -Heat to 750~800掳C,
with hold at minimum rate for 3 hours. -Furnace cooling. Stress relieving To be
carried out after machining and before the final heat treatment. Heating to
600~650掳C for 2 hours. Hardening Preheating to 600~700掳C; - Austenitizing at
990~1040掳C - Oil or thermal bath cooling at 500~550掳C, then oil cooling
according to the steel shape and size. Quenched hardness: HRC 52~56 Tempering To
be carried out after hardening according to the required hardness; at 170-270 掳C
in order to match hardness and resistance to corrosion; permanence for at least
2 hours; Tempering must be repeated at least twice at a temperature 30 掳C lower
than the previous. Cooling in air.Hot Rolled Peeled Steel for sale
website:
http://www.forgedsteelroundbars.com/...rolled-peeled-steel/