EN ISO 7721-2:1994
Current
The latest, up-to-date edition.
Countersunk flat head screws - Part 2: Penetration depth of cross recesses (ISO 7721-2:1990)
31-07-1994
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 oilThis consolidated version consists of the second edition (1996),its amendment 1 (1997) and its amendment 2 (2005). Therefore, no need to order amendments in addition to this publication.
| 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 |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.