Key principles for choosing steel type

Regarding to the stainless steel, suitable steel type should be chosen according to the operating environment and purpose, so as to keep their long life span and beautiful appearance all the time.

    Marking

I：Indoor environment.
L：Operate in slightly corrosive environment.
M：Operate in general environment.
H：Operate in severely corrosive environment( high temperature, high humidity)

◎More than suitable    ● Suitable   ◆ Cleaning frequency can be used     ■ Not suitable

GUIDE LINES FOR PRODUCT ORDERING

Regarding to the stainless steel, the most suitable steel type should be chosen according to different operating purpose, design conditions, processing conditions and operating environment. Please clarify the following items when ordering.

Items need to be designated	Items need to be determined through additional negotiation.
* Adoptive specification standard :（DIN、JIS、ASTM） * Code of steel type :JIS（SUS、NO.） * NO.2-4  Surface state * Processing method: cutting edge longitudinally * Specification: thickness, width, length, inner diameter of steel coil. * Sum total, package unit weight. * packaging process * Separation paper * Delivery date, delivery method, delivery place.	* Dimensional tolerance( Non standard condition) * Particular package * Special purpose * Have special requirement for manufacturing conditions (chemical component, material properties, appearance) * Special protective film * Heat treatment, acid washing condition