Name: EN ISO 7721-2 : 1994
Brand: CEN

COUNTERSUNK FLAT HEAD SCREWS - PART 2: PENETRATION DEPTH OF CROSS RECESSES

Published date

31-07-1994

Publisher

Comite Europeen de Normalisation

Foreword
Introduction
1 Scope
2 Normative references
3 Dimensions
4 Requirements and reference International Standards
5 Designation
Annex A (informative) Bibliography
Annex ZA (normative) Normative references to international
publications with their relevant European publications

Specifies the following tests: - Test 12: Resistance to solvents; - Test 16: Resistance to refrigerants; - Test 17: Solderability; - Test 20: Resistance to transformer oil This consolidated version consists of the second edition (1996), its amendment 1 (1997) and its amendment 2 (2005).

Committee	CEN/TC 185
DocumentType	Standard
PublisherName	Comite Europeen de Normalisation
Status	Current

Standards	Relationship
NF EN ISO 7721-2 : 1994	Identical
ISO 7721-2:1990	Identical
UNE-EN ISO 7721-2:1995	Identical
NBN EN ISO 7721-2 : 1995	Identical
NEN EN ISO 7721-2 : 1994	Identical
NS EN ISO 7721-2 : 1ED 1995	Identical
I.S. EN ISO 7721-2:1995	Identical
PN 93/M-82252 : 1993	Identical
PN EN ISO 7721-2 : 2014	Identical
SN EN ISO 7721-2 : 1995	Identical
UNI EN ISO 7721-2 : 1996	Identical
BS EN ISO 7721-2:1995	Identical
DIN EN ISO 7721-2:1994-10	Identical

EN 27721 : 1991	Countersunk head screws - Head configuration and gauging (ISO 7721:1983)
EN 20225 : 1991	FASTENERS - BOLTS, SCREWS, STUDS AND NUTS - SYMBOLS AND DESIGNATIONS OF DIMENSIONS
ISO 7721:1983	Countersunk head screws — Head configuration and gauging
ISO 2205:1975	Textile machinery and accessories — Drafting arrangements for spinning machines — Terminology
ISO 7046:1983	Cross recessed countersunk flat head screws (common head style) — Product grade A and property class 4.8 only
ISO 4757:1983	Cross recesses for screws
ISO 7046-2:2011	Countersunk flat head screws (common head style) with type H or type Z cross recess Product grade A Part 2: Steel screws of property class 8.8, stainless steel screws and non-ferrous metal screws