Pipeline ancillaries Sight glasses
10
Materials
7
DN32 shown having an integral flange Please note that flanges are welded onto the body of the smaller DN15 to DN25 units.
4 6 8
3
5
1
2
No. Part
Material
7.8.19
SGC40
Carbon steel
EN 10213 1.0619+N/ASTM A216 WCB
Body *
1
SGS40
Stainless steel
EN 10213 1.4308/ASTM A351-CF8
* The materials shown for the body are for all available connections and for the DN32 to DN100 integrally flanged units. Please note that flanges are welded onto the body of the smaller DN15 to DN25 units - See flange material below: * Flange material for sizes DN15 to DN25 SGC40 Carbon steel SGS40 Stainless steel
C22.8 according EN 10222-2/A105N according ASTM A105
1.4571 according EN 10222-5/316Ti according ASTM A182
DN15 to DN50
Carbon steel
C22.8 according EN 10222-2/A105N according ASTM A105
10.8 18
SGC40
2
DN65 to DN100 Carbon steel
EN 10213 1.0619+N/ASTM A216 WCB
Cover
SGS40
Stainless steel
EN 10213 1.4308/ASTM A351-CF8
3 4 5
Window
Borosilicate glass
DIN 7080
Gaskets
Reinforced exfoliated graphite (standard) or PTFE Glass filled (optional)
Cover bolts
Stainless steel
EN ISO 3506-1 A2-70
Materials - Optional extras 6 Visual flow indicator flap
Stainless steel
7 8
Spring
Stainless steel
Glass protectors
Mica
TI-P130-28 CMGT Issue 14
Page 2 of 7
SGC40 and SGS40 Sight Glasses
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