Description
The SM45 is a medium pressure, temperature sensitive, maintainable steam trap.
The operating element comprises a stack of bimetal discs which control the flow of condensate, air and other incondensible gases at a preset temperature below steam saturation.
The body and cover are forged and is available with integral flanges.
Standards
This product fully complies with the requirements of the Pressure Equipment Directive (PED) and carries the mark when so required.
Certification
The product is available with certification to EN 10204 3.1.
Note: All certification/inspection requirements must be stated at the time of order placement.
Sizes and pipe connections
½”, ¾” and 1″ screwed BSP or NPT.
½”, ¾”, 1″ and 1½” butt weld to suit schedule 80 pipe and socket weld to BS 3799 Class 3000.
DN15, DN20, DN25 and DN40 standard flange to :
EN1092 PN64, ASME 300 and JIS/KS 30K.
Materials
No. | Part | Material | |
1 | Cover | Alloy steel | DIN 17243 13Cr Mo44 (W/S 1.7335) |
2 | Locking nut | Stainless steel | BS 970 303 S21 |
3 | Thermostatic element | Corrosive resistant bimetal and stainless steel | ½” – Rau Type RR |
¾” – 1″ Type 100 | |||
4 | Strainer screen | Stainless steel | ASTM A240 316L |
5 | Valve seat | Stainless steel | BS 970 431 S29 |
6 | Valve seat gasket | Stainless steel | BS 1449 304 S12 |
7 | Valve | Stainless steel | BS 970 431 S29 |
8 | Spring | Stainless steel | BS 2056 302 S26 |
9 | Body | Alloy steel | DIN 17245 CS 22 Mo4 |
10 | Cover gasket | Spirally wound stainless steel graphite filled gasket | |
Cover stud | Alloy steel | ASTM A193 Gr. B7 | |
11 | Cover nut | Carbon steel | BS 4882 Gr. 2H |
Cover washer | Carbon steel | BS 4320 Table 1 Form A | |
12 | Seat insert | Stainless steel | BS 970 321 S20 |
13 | Name-plate | Stainless steel | BS 1449 304 S16 |
Capacities
SM45
Bimetallic Steam Trap
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