Standard

Category of base plates

Standards, product number, and purpose of base plates

Code name(Product number)

Standards

Product number

Purpose

Q/BQB 440

Cold rolled plate

Q/BQB 402

SPCC

For ordinary commercial use

TSPCC

SPCD

For drawing use

TSPCD

Q/BQB 403

St12

For ordinary commercial use

TSt12

St13

For drawing use

TSt13

Galvanized zinc plate

Q/BQB 403

SECC

For ordinary commercial use

TSECC

SECD

For drawing use

TSECD

Hot galvanized plate

Q/BQB 420

St01Z

For simple products

TSt01

St02Z

For mechanical seaming

TSt02

St03Z

For drawing

Tst 03

StE280-2Z

For structural materials

TStE28

StE345-2Z

For structural materials

TStE34

Note: the G after the code name means catalogue numbers for steel windows, e.g., TSt02G means steel window material, supplied as Grade-A T Bend.

Category

Item

Code name

Use

Used for exterior of buildings

JW

Used for interior of buidings

JN

Furniture

JJ

Household electrical appliance

JD

Steel window

GC

Miscellaneous

QT

Paint

Polyester

JZ

Silicone modified polyester

GZ

Polyvinylidene fluoride

JF

PVC－Plastic sol

SJ

Paint structure

Upper layer surface

Lower layer surface

.

Single coated

Without paint

1/0

Single coated

Single coated

1/1

Single coated

without paint

2/0

Double coated

Single coated

2/1

Double coated

Double coated

2/2

Note: Upper layer surface refers to the front surface of the steel plate if it is delivered as plate, and the outer surface of the steel sheet if it is delivered as rolls.

Item

Nominal Size

Thickness

Base material for Cold rolled plate

Base materials for hot galvanized plate, galvanized plate

0.30～2.00

0.50～2.00

Width

900～1550

Length of plate

1000～4000

Inner diameter of strip

610