SHANGHAI UNITE STEEL
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3Cr13/1.4028/30Cr13/X30Cr13/420S45/420/Z30C13/ Z33C13/2304/3H13/ 3H14/30KH13/420J2 stainless steel prices, small MOQ
Applications
automotive industry, decorative applications and kitchen utensils, electronic equipment, mechanical engineering pump and valve components cutlery and blades. Cutlery, surgical and dental instruments, springs, molds for plastics, pump shafts, valve parts, hand tools, pipe flanges and fittings.
RELATED SPECIFICATIONS:
Germany W.Nr 1.4028/30Cr13
Great Britain EN X30Cr13
BS 420S45
USA 420
France AFNOR Z30C13/ Z33C13
Sweden SS 2304
Poland PN 3H13/ 3H14
Russia GOST 30KH13
Japan SUS420J2
Chemical Composition (%):
Carbon 0.26-0.35
Silicon 1.00 max
Manganese 1.00 max
Phosphorus 0.035 max
Sulphur 0.030 max
Chromium 12.00-14.00
Nickel 0.60 max
Process: EAF+LF+VOD+Forged+Treatment(optional)
SIZE RANGE:
Round:
Hot Forged: 80mm-1500mm
SURFACE FINISHES:
Black, Peeled(K12), Cold Drawn, Turned & Polished(H10, H11), Precision Ground(H9, H8)
Test: Ultrasonic test according to SEP 1921-84
Heat Treatment
Sub-Critical Annealing:
Heat uniformly to 730 °C - 790 °C and hold until temperature is uniform throughout the section.
-Soak as required, cool in air.
Annealing
Heat uniformly to 840 °C - 900 °C and hold until temperature is uniform throughout the section.
-Soak as required. Cool in furnace.
Hardening
Heat to 950 °C - 1020 °C and hold until temperature is uniform throughout the section. Quench in oil or air cool. Temper immediately while still hand touch warm.
Certificate of Quality: issued in English, in addition the normal terms, production process, the mechanical property yield strength, tensile strength, elongation and hardness, forged ratio, UT test result, Grain size, heat treatment methods and the sample of is shown on the Certificate of Quality.
Marking: Heat No. will be cold stamped and Steel grade, diameter mm, length mm, and the manufacturer LOGO and weight kg is painted