Số hiệu tiêu chuẩn
EN 21974
Tên tiêu chuẩn
Paper - Determination of tearing resistance (Elmendorf method) (ISO 1974:1990)
Ngày phát hành
1994-06-00
Tiêu chuẩn tương đương
DIN EN 21974 (1994-09), IDT * BS EN 21974 (1990-07-31), IDT * NF Q03-011 (1994-11-01), IDT * ISO 1974 (1990-02), IDT * SN EN 21974 (1995), IDT * OENORM EN 21974 (1994-09-01), IDT * PN-EN 21974 (2002-12-10), IDT * SS-EN 21974 (1995-01-13), IDT * UNE-EN 21974 (1996-01-24), IDT * TS 4423 EN 21974 (1996-04-05), IDT * STN EN 21974 (1997-11-01), IDT * DS/EN 21974 (1994-10-14), IDT * NEN-ISO 1974:1994 en (1994-09-01), IDT * SFS-EN 21974:en (2001-07-27), IDT
Từ khóa
Definitions * Determination * Elmendorf * Materials testing * Mathematical calculations * Methods * Paper * Resistance * Strength of materials * Tear strength * Tear tests * Tearing force * Test equipment * Testing * Tests * Procedures * Test reports * Processes * Physical resistance