OPERATION AND MAINTENANCE MANUAL
01-2016
4
2.2 MATERIALS
List of basic materials used for the construction of device TYPE 8850 is given in the table below.
Item Part name
Material
Reference standard
1
Body
Cast-iron, EN-GJS -400-15
PN-EN1563: 2012
2
Bonnet
Cast-iron, EN-GJS -400-15
PN-EN1563: 2012
3
Driving gear
Cast-iron, EN-GJS -400-15
Stainless steel 1.4021
Brass, CuZn39Pb1Al-B
PN-EN1563: 2012
PN-EN 10088-1: 2014
PN-EN1982: 2010
4
Stem
Stainless steel 1.4301
PN-EN 10088-1: 2014
5
Coupling
Cast-iron, EN-GJS -400-15
PN-EN1563: 2012
6
Housing
PE + S235JR/FeZn
Manufacturer's catalogue TYPE
9010
7
Column
Steel R35
Stainless steel 1.4301
PN-89/H-84023/07
PN-EN 10088-1:2007
8
Saddle tee
Aluminium alloy AlSi
PN-EN1706: 2011
9
Holder
Steel, S235JR
EPDM
PN-EN 10025-1:2007
PE-ISO 1629:2005
