Affiliate classification:

Low and Medium Differential Valve

Summary information:

The internals of DC1621 cage guided single seat regulating valve are of quick disassembly structure. If the guide cage is replaced by porous structure, it can withstand higher pressure differential and is very convenient for on-site maintenance.

Product description

Technical Data

Body type

DC1611 globe

DC1511 angle

DC1621 globe

DC1521 angle

Nominal diameter

DN15 – DN200(1/2″- 8″)

Plug size

DN6 – DN200(1/8″- 8″)

Nominal pressure

PN16 – PN40(ANSI class 150 - 300)

PN16 – PN420(ANSI class 150 - 2500)

Design temperature

-196℃ - 620℃



Body materials

A216 WCB/WCC,A217 WC6/WC9/C12A,A352   LCB/LCC,A351 CF8/CF8M

Trim materials

GB1220 20Cr13/S30408/S31608/17-4PH,+STL,+PTFE

Adjustable ratio

50:1 – 30:1

Flow characteristic

linear 、EQ%

Metal seal

GB4213 Ⅳ,Ⅴ   ANSI class   Ⅳ 、Ⅴ

Soft seal

Bubble-tight GB4213 Ⅵ  ANSI Ⅵ


Electric actuator

Pneumatic diaphragm actuator

Pneumatic   cylinder actuator


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