DK-LOK VM1D METERING VALVES

Mã sản phẩm: DK-LOK VM1D

Giá: Liên hệ

Slotted handle allows flow setting adjustment with a screwdriver. Lock screw locks out flow setting.

Mô tả sản phẩm

DK-LOK VM1D METERING VALVES

Thông tin sản phẩm: DK-LOK VM1D

Features

Slotted handle allows flow setting adjustment with a screwdriver
Lock screw locks out flow setting.
Stem threads are isolated from system fluid.
Handle stop mechanically helps prevent damage to stem and orifice.
Stem O-ring seals system fluids
Tapered stem tip controls gas or liquid flow rates accurately.
Body materials are forged stainless steel 316 or brass. Straight and angle patterns. Standard Panel mounting.

Cleaning and Packaging: Every valve is cleaned and packaged in accordance with DK -Lok Corporation cleaning standard of DC-01. Optional DC-11 cleaning for oxygen application is available on request.

Material of Construction

Component	Valve Body Materials Grade/ASTM Specification
Component	Stainless Steel	Brass
1. Body	F316/A182	C37700/B283
2. Bonnet	316SS/A479	C34500/B453
3. Stem	S17400/A564 for VM1D, 316SS/A479 for VM3D & VM6D
4. Stem o-ring	FKM	Buna N
5. Body seal	PTFE
6. Panel nut	316SS/A479	C36000/B16
7-1. Handle	300SS/A479	C36000/B16
7-2. Round handle	Aluminum 6061
8. Handle set screw	Alloy steel
9. Lock screw	Alloy steel
10. Body extension	316SS/A479	C34500/B453
11. Stem guide ring	Glass-filled PTFE
12. Bonnet sleeve	Sintered 316SS
13. Body support ring	316SS/A479

Temperature Rating

Standard O-ring material	Designator	Temperature Rating °F (°C)
FKM standard for SS316 body	VT	-10 to 400 (-23 to 204)
NBR standard for brass body	BN	-10 to 300 (-23 to 148)
Optional Kalrez®	KZ	0 to 300 (-17 to 148)

Technical Data

Series	VM1D	VM3D	VM6D
Working pressure psig (bar)	2,000 (137)	1,000 (68.9)*
Orifice in. (mm)	0.032 (0.81)	0.056 (1.42)	0.128 (3.25)
Stem taper	1°	3°	6°
Cv	0.004	0.03	0.16
Turns to Open	8 to 12	8 to 10	10 to 11
Internal volume cu.in (cu.mm)	0.006 (98)	0.028 (460)	0.035 (570)
Flow shut off	No	No	Yes**