Products advantages

n  API 526 design ensuring standard valve sizes, dimensions and capacities for easy exchangeability in plants designed according to API standards.

n  API 526 product range with valve sizes from 1" to 8", orifice D to T, and pressure ratings up to Class 2500.

n  Flange connections according to ASME, EN and JIS available, which guarantee worldwide suitability.

n  Tubing between main valve and pilot valve integrated into top plate.

n  One design and spring (single trim) for gas and liquid applications reduces the number of spare parts and ensures low cost maintenance.

n  Back pressure independent design allows back pres-sure up to 70% of set pressure in most applications.

n  Backflow preventer included as a standard feature.

Technical specifications

Nominal Diameter at Inlet

DN 25 - DN 200 | 1" - 8"

Actual Orifice Diameter d₀

11 mm - 180 mm | 0.433 in - 7.087 in

Actual Orifice Area A₀

78.5 mm² - 6648 mm² | 0.122 in² - 10.304 in²

Set Pressure

95 mm² - 25,446.9 mm² | 0.147 in² - 39.443 in²

Temperature

2.5 bar - 426 bar | 36 psig - 6170 psig

Body Material

1.0619, 1.4408 | SA 352 LCB, SA 216 WCB, SA 351 CF8M

Valve Connection

Flange in accordance with DIN EN 1092, ASME B 16.5 or JIS 2220

Bellows Material (optional)

No

Load Type

Medium controlled

Approvals

Industries