Type 202 Polished Roof Cold Rolled Steel Sheet

Type 202 Cold Rolled Steel Sheet For heat treatment, the material has to be soaked at 1038°C (1900°F) for 30 min and cooled below 16°C (60°F) for full martensite transformation.

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Model: 202
Brand: TISCO, POSCO, BAOSTEEL, JISCO LISCO
Code: 7219132900

Product Description

Polished Type 202 Cold Rolled Steel Sheet can be welded by common fusion and resistance methods; however, this steel should not be joined using oxyacetylene welding method.

Type 202 Polished Roof Cold Rolled Steel Sheet CHEMICAL PROPERTIES:

Element	Type 201
Carbon	0.15x
Manganese	5.5 - 7.5
Sulfur	0.03X
Phosphorus	0.060x
Silicon	1.0 x
Chromium	16 - 18
Nickel	3.5 -5.5
Nitrogen	0.25x

Roof Type 202 Cold Rolled Steel Sheet MECHANICAL PROPERTIES:

Type	Yield Strength 0.2% offset (KSI)	Tensile Strength (KSI)	% Elongation (2" Gauge length)	Hardness Rockwell
201 Ann	38 min.	75 min.	40% min.	HRB 95 max.
201 ¼ Hard	75 min.	125 min.	25.0 min.	25 – 32 HRC (typical)
201 ½ Hard	110 min.	150 min.	18.0 min.	32 - 37 HRC (typical)
201 ¾ Hard	135 min.	175 min.	12.0 min.	37 – 41 HRC (typical)
201 Full Hard	145 min.	185 min.	9.0 min.	41 – 46 HRC (typical)