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EN10025-5-2005(11)

时间:2025-07-10   来源:未知    
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EN 10025-5:2004 (E)

symbol S (for structural steel);

indication of the minimum specified yield strength for thickness ≤ 16 mm expressed in MPa1); quality designation (see 4.1.2) in respect of specified impact energy values; letter W indicating that the steel has an improved atmospheric corrosion resistance;

if applicable, the letter P for the class with a greater phosphorus content (only in the case of grade S355); the indication "+N or +AR", when the products are ordered and delivered in the condition +N or +AR (see 3.1, 3.2 and 6.3). The indication "+N or +AR" shall be added to the steel name or steel number.

EXAMPLE Structural steel (S) with improved atmospheric corrosion resistance (W), with a specified minimum yield strength

1

at ambient temperature of 355 MPa), with a minimum impact energy value of 27 J at 0 ºC (J0) and delivery condition normalized rolled (or as rolled):

Steel EN 10025-5 - S355J0W+N (or +AR)

or

Steel EN 10025-5 - 1.8959+N (or +AR)

5 Information to be supplied by the purchaser

5.1 Mandatory information

The information that shall be supplied by the purchaser at the time of the order is specified in EN 10025-1. In addition to EN 10025-1 the following information shall be supplied by the purchaser at the time of the order: g) whether products have to be submitted to specific or non-specific inspection and testing and which inspection document is required (see 8.2);

5.2 Options

A number of options are specified in Clause 13. In the event that the purchaser does not indicate his wish to implement any of these options, the supplier shall supply in accordance with the basic specification.

6 Manufacturing process

6.1 Steel making process

The steel making process shall be in accordance with EN 10025-1. If specified at the time of the order the steel making process shall be reported to the purchaser. See option 1.

1) 1 MPa = 1 N/mm2.

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