EN 24015-1991 en Hexagon Head Bolts - Product Grade B - Reduced Shank (Shank Diameter = Pitch Diameter)《六角头螺栓 B级产品 缩杆(杆径近似中径)(ISO 4015-79)》.pdf

1、CEN EN*24015 9L m 3404589 0023204 4 m EUROPEAN STANDARD EN 24015 : 1991 NORME EUROPEENNE EUROPAISCHE NORM October 1991 UDC 621.882.211 Descriptors : Fasteners, bolts, hexagonal head screws, specifications, dimensions, designation English version Hexagon head bolts - Product grade B - Reduced shank (

2、Shank diameter = pitch diameter) (IS0 4015:1979) Boulons tete hexagonale - Classe de Sechskantschrauben mit Schaft - produit B - Tige rduite (Diamtre de Dnnschaft (Schaftdurchmesser = tige = diamtre sur flanc de filet) Flankendurchmesser) - Produktklasse E (IS0 4015:1979) (IS0 4015:1979) This Europe

3、an Standard was approved by CEN on 1991-10-10 and is identical to the IS0 standard as referred to. CEN members are bound to comply with the CENICENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-t

4、o-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under

5、 the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlan

6、ds, Norway, Portugal , Spain, Sweden, Switzerland and United Kingdom. GEN European Committee for Standardization Comit Europeen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, E-1050 Brussels (cl CEN 1991 Copyright reserved to all CEN members Ref. No. EN 2401

7、5:1991 E A Le kX _ CEN ENs24015 91 W 3404589 OOiL205 b B b Page 2 EN 24015:1991 In 1990, IS0 4015:1979 was submitted to the CEN P.Q.-procedure. Following the positive result of the P.Q., CEN/BT agreed to submit IS0 4015:1979 with the following modifications to Formal Vote. In the French version, rep

8、lace : - “boulon“ by “vis partiellement filete, - “vis“ by vis entirement filete“, - “boulon, vis“ by vis, - “classe de produit by grade, - “classe de caractristique“ by classe de qualit“, In accordance with the Common CEN/CENELEC Rules, the following countries are bound to implement this European S

9、tandard : Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. oraement notice The text of the International Standard IS0 4015:1979 was approved by CEN as a European Standard with agreed common modifications as given above.