WA42Y type PN16~PN40 spring open safety valve
WA42Y type bellows spring full open safety valve is suitable for use as a safety protection device on container equipment or piping systems with variable back pressure and toxic or flammable materials. Wa42y-c type bellows spring full open safety valve is suitable for air, LPG, non-corrosive gas with operating temperature ≤300℃, wa42y-p type bellows spring full open safety valve is suitable for nitric acid with operating temperature ≤200℃ and other media with stable quality.
Scope of use: the product can be used in petroleum, chemical, electric power and other industries.
Products conform to the standard: GB/T 12243, GB/T 12242, GB/T 12241.
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Main performance parameters
model | Nominal pressure PN | Applicable temperature /°C | Applicable medium |
WA42Y-16C~40 | 16~40 | ≤300 | LPG, air |
WA42Y-16P~40P | 16~40 | ≤200 | Weakly corrosive gas |
WA42Y-16R~40R | 16~40 | ≤200 | Corrosive gas |
Main overall dimensions
(unit:mm)
model | size | Nominal size |
20*25 | 25*32 | 32*40 | 40*50 | 50*65 | 80*100 | 100*-125 |
WA42Y-16C~40 WA42Y-16P~40P WA42Y-16R~40R | L | 105 | 105 | 115 | 120 | 135 | 170 | 205 |
L1 | 90 | 90 | 100 | 110 | 120 | 135 | 160 |
H | 270 | 290 | 315 | 325 | 420 | 450 | 690 |
model | size | Nominal size |
150*175 | 200*250 | 250*300 | 300*400 | 350*500 | 400*500 |
WA42Y-16C~40 WA42Y-16P~40P WA42Y-16R~40R | L | 250 | 305 | 320 | 335 | 400 | 535 |
L1 | 210 | 260 | 300 | 360 | 415 | 430 |
H | 800 | 1160 | 1265 | 1400 | 1500 | 1740 |