PDFWAC 51-52-21409

Section 409 (IFGC)Shutoff valves.

Table 409.1.1
Natural Gas Valve Standards
Valve Standards
Appliance Shutoff Valve Application
Up to 1/2 psig Pressure
Other Valve Applications
Up to 1/2 psig Pressure
Up to 2 psig Pressure
Up to 5 psig Pressure
Up to 125 psig Pressure
ANSI Z21.15/CGA 9.1
X
--
--
--
--
ASME B16.44
X
X
Xa
Xb
--
ASME B16.33
X
X
X
X
X
ASME B16.38
--
X
X
X
X
For SI: 1 pound per square inch gauge = 6.895 cPsa
a.
If labeled 2G.
b.
If labeled 5G.
[Statutory Authority: RCW 19.27.031 and 19.27.074. WSR 23-23-105, § 51-52-21409, filed 11/15/23, effective 3/16/24; WSR 23-02-055, 23-12-106, and 23-20-025, § 51-52-21409, filed 1/3/23, 6/7/23, and 9/25/23, effective 3/15/24.]