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DIMENSIONS

DIMENSIONS & PROPERTIES - Steel & Tube

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Coil<br />

COIL<br />

products<br />

Coil<br />

Summarised below are New Zealand and International standards for our<br />

common stock items. This data is for comparison purposes only and<br />

should not be used in lieu of the actual specifications, which should<br />

always be consulted.<br />

Cold Rolled: NZCC-SD or JIS G 3141 SPCC, AS 1595 CA2<br />

The following information relates to NZ Steel’s Product Designation NZCC-SD<br />

Electro Galvanised: JIS G 3313 SECC/SEHC<br />

Description: Cold rolled, annealed and skinpassed steel of commercial<br />

quality, capable of moderate forming and pressing, with a<br />

surface finish suitable for exposed non-critical applications<br />

Surface Matt finish suitable for painting and exposed non-critical<br />

Finish: applications<br />

Applications: Filing cabinets, air conditioning, household electrical<br />

appliances, furniture and automotive parts<br />

Description: Cold rolled and Hot rolled electro galvanised phosphate<br />

coated steel sheet<br />

Typical Dimensions<br />

Chemical Composition %<br />

Surface Electro galvanised phosphate coated highly worked steel<br />

Finish: sheet suitable for painting and exposed non-critical appications<br />

Applications: Domestic appliances, household furniture, vehicles and<br />

construction materials<br />

Chemical Composition %<br />

Typical Dimensions<br />

Size Thickness<br />

2438 x 1219 0.60<br />

2438 x 1219 0.80<br />

2438 x 1219 1.00<br />

2438 x 1219 1.20<br />

2438 x 1219 1.60<br />

2438 x 1219 2.00<br />

2438 x 1219 2.50<br />

2438 x 1219 3.00<br />

Element Maximum<br />

Carbon 0.080<br />

Silicon 0.030<br />

Manganese 0.254<br />

Sulphur 0.030<br />

Phosphorus 0.025<br />

Mechanical Properties<br />

Longitudinal tensile Specified - Minimum<br />

Proof stress/Yield point 160 - 240<br />

Tensile (MPa) 290 -365<br />

% Elongation* 34<br />

HRB Hardness 40-60<br />

* Lo = 50mm<br />

Element<br />

Maximum<br />

SPHC SPCC<br />

Carbon 0.15 0.12<br />

Silicon _ _<br />

Manganese 0.60 0.50<br />

Sulphur 0.050 0.040<br />

Phosphorus 0.050 0.045<br />

Size Thickness<br />

* Class designation of base metal in the relevant<br />

JIS standard:<br />

SEHC - SPHC<br />

SECC - SPCC<br />

2438 x 1219 0.60<br />

2438 x 1219 0.80<br />

2438 x 1219 1.00<br />

2438 x 1219 1.20<br />

2438 x 1219 1.60<br />

2438 x 1219 2.00<br />

2438 x 1219 2.50<br />

2438 x 1219 3.00<br />

Cold rolled<br />

SECC<br />

0.4-1.2mm<br />

typically<br />

JIS G 3141<br />

specified<br />

base metal<br />

Hot rolled<br />

SEHC 1.6mm<br />

and above<br />

typically<br />

JIS G 3131<br />

specified<br />

base metal<br />

Mechanical Properties<br />

Specified - Minimum<br />

Longitudinal tensile<br />

SECC SEHC<br />

Proof stress/Yield point • •<br />

Tensile (MPa) 270 270<br />

% Elongation 34-39 29-31<br />

HRB Hardness • •<br />

Note: • not specified in the standard.<br />

34<br />

Dimensions and Properties Handbook

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