![header thumbnail](/images/publishers\snv_cover.gif)
SN EN ISO 8434-4 : 2000
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
![header thumbnail](/images/publishers\snv_cover.gif)
METALLIC TUBE CONNECTIONS FOR FLUID POWER AND GENERAL USE - PART 4: 24 DEGREES CONE CONNECTORS WITH O-RING WELD-ON NIPPLES
01-09-2009
12-01-2013
Committees responsible
National foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Requirements for materials
5 Pressure/temperature requirements
6 Designation of fittings
7 Requirements for tubes
8 Across-flats dimensions
9 Design
10 Screw threads
11 Manufacture
12 Assembly instruction
13 Procurement information
14 Marking of components
15 Identification statement (Reference to this part of
ISO 8434)
Annex A (normative) Port and stud end working pressures and
combinations of tube outside diameters
and port and stud end thread sizes
Annex ZA (normative) Normative references to International
publications with their relevant
European publications
Figure 1 - Cross-section of typical 24 degree cone connector
with O-ring weld-on nipple
Figure 2 - Straight fitting
Figure 3 - Straight stud fitting
Figure 4 - Tee
Figure 5 - Elbow
Figure 6 - Reducing swivel adapter
Figure 7 - Reducing stud fitting
Figure 8 - Compression end and weld-on nipple details
Figure 9 - O-ring
Figure 10 - S and L series swivel stud straight adapter
(SWSDS) with stud end per ISO 1179-2 or ISO
9974-2
Figure 11 - Swivel stud straight adapter (SWSDS) with stud
end per ISO 6149-2 (S series) or ISO 6149-3 (L
series)
Figure 12 - Swivel elbow (SWE), swivel branch tee (SWBT) and
swivel run tee (SWRT)
Figure 13 - Reducing swivel straight adapter (RESWS)
Figure 14 - Weld-on reducing nipple (WDRE)
Figure 15 - Components for use with weld-on nipples and
swivel nut fittings (see ISO 8434-1 for
dimensions)
Figure 16 - Components for use with weld-on nipples and
swivel nut fittings (see ISO 8434-1 for
dimensions)
Figure 17 - Components for use with weld-on nipples and
swivel nut fittings (see ISO 8434-1 for
dimensions)
Table 1 - Working pressures for carbon and stainless steel
24 degree cone connectors with O-ring weld-on
nipples
Table 2 - Working pressure for carbon and stainless steel
weld-on nipples with various tube wall thicknesses
Table 3 - Pressure derating for fittings made from stainless
steel and used at temperatures outside the ranges
given in 5.1 and 5.2
Table 4 - Dimensions of weld-on nipples
Table 5 - Dimensions of O-rings
Table 6 - Dimensions of S and L series swivel stud straight
adapters with stud ends per ISO 1179 or ISO 9974-2
Table 7 - Dimensions of swivel stud straight adapters with
stud ends per ISO 6149-2 (S series) or ISO 6149-3
(L series)
Table 8 - Dimensions of swivel elbows, swivel branch tees and
swivel run tees
Table 9 - Dimensions of L and S series reducing swivel
straight adapters
Table 10 - Dimensions of L and S series weld-on reducing
nipples
Table A.1 - Values for fluid power and general use
Table A.2 - Values for general use only
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.