Home
Products
Valves
Fittings
Tubing and Flexible Hoses
Quick-Connects
Regulators
Sample Cylinders and Condensate Pots
Pressure Gauges Variable Area Flowmetersand Syphons
Ultrahigh-Purity Products
Ultra-High Pressure
Vacuum Products
Sampling Systems
Tools and Accessories
Company
Applications
Resources
Company
News
Contact Us
Chinese
Bellows-Sealed Valves
Home
Products
Ultrahigh-Purity Products
Bellows-Sealed Valves
Valves
Ball Valves
BV1-Bar Stock Ball Valves
BV2-One-piece Ball Valves
BV3-Hex Bar Stock Ball Valves
BV4-Bar Stock Ball Valves
BV5-General Application Ball Valves
BV6-3-piece High Pressure Ball Valves
BV7-Trunnion Ball Valves
BV8-Metal Seated Ball Valves
Plug Valves
PV1-Plug Valves
Needle Valves
NV1-Needle Valves
NV2-Needle Valves
NV3-Needle Valves
NV4-Needle Valves
NV5-Needle Valves
NV6-Needle Valves
NV7-Needle Valves
NV8-Needle Valves
Bellows-Sealed Valves
BS1-Bellows-Sealed Valves
BS2-Bellows-Sealed Valves
BS3-Bellows-Sealed Valves
BS4-Bellows-Sealed Valves
Metering Valves
MV1-Metering Valves
MV2-Metering Valves
MV3-Metering Valves
MV4-Metering Valves
Check Valves
CV1-Check Valves
CV2-Check Valves
CV3-Check Valves
CV4-Check Valves
CV5-Check Valves
CV6-Check Valves
Proportional Relief Valves
RV1-Proportional Relief Valves
RV2-Proportional Relief Valves
RV3-Proportional Relief Valves
RV4-Proportional Relief Valves
Gauge Valves
GV1-Gauge Valves
GV2-Gauge Valves
Instrumentation Manifolds
2M-204
2M-207
2M-
3M-301
3M-302
3M-303
3M-301R
5M-501R
Bleed and Purge Valves
BP1-Bleed Valves
BP2-Purge Valve
BP3-Bleed Valves
Block and Bleed Valves
MB1-Single Block Valves
BB1-Flange Block and Bleed Valves
BB2-Monoflange Single Block and Bleed Valves
BB3-Double Block Valves
BB4-Single Block and Bleed Valves
DBB1-Flange Double Block and Bleed Valves
DBB2-Large-bore Bolted Double Block and Bleed Valves
DBB3-Monoflange Double Block and Bleed Valves
DBB4-Double Block and Bleed Valves
Diaphragm Valves
DV4-Diaphragm Valves
DV5-Diaphragm Valves
DV6-Diaphragm Valves
Root Valves
RTV1-Root Valves
RTV2-Root Valves
Globe Valves
GL1-Globe Valves
GL2-Globe Valves
Air Headers
AP1
Filters
F1-Filter
F2-Filter
F3-Filter
Fittings
Twin ferrule Tube fittings
U-Union
BU-Bulkhead Union
UE-Union Elbow
UT-Union Tee
UC-Union Cross
MC-Male Connector
BMC-Bulkhead Male Connector
TC-Thermocouple Connector
FC-Female Connector
BFC-Bulkhead Female Connector
ME-Male Elbow
45ME-45º Male Elbow
PME-Positionable Male Elbow
45PME-45º Positionable Male Elbow
FE-Female Elbow
MRT-Male Run Tee
MBT-Male Branch Tee
PMRT-Positionable Male Run Tee
PMBT-Positionable Male Branch Tee
FRT-Female Run Tee
FBT-Female Branch Tee
WC-Weld Connector
WE-Weld Elbow
R-Reducer
BR-Bulkhead Reducer
MA-Male Adapter
FA-Female Adapter
PC-Port Connector
CA-Cap
PL-Plug
ISPF-Insert for Soft Fractional Tubing
ISPM-Insert for Soft Metric Tubing
N-Nut
MN-Male Nut
RF-Rear Ferrule
FF-Front Ferrule
BS-BS Gasket
BP-BP Gasket
BG-BG Gasket
FKM-O-ring
FLA-Flange Adapter
SFF-Sanitary Flange Fitting
Instrumentation Pipe Fittings
TCN-Close Nipple
TPN-Special Pipe Nipple
THN-Hex Nipple
PC-Pipe Cap
TRB-Reducing Bushing
TLN-Hex Long Nipple
TP-Pipe Plug
THP-Hollow Pipe Plug
THC-Hex Coupling
TA-Adapter
TME-Male Elbow
TSE-Street Elbow
TFE-Female Elbow
TFBT-Female Branch Tee
TFRT-Female Run Tee
TMST-Male Street Tee
TMBT-Male Branch Tee
TFT-Female Tee
TFC-Female Cross
TPU-Pipe to Pipe Unions
UBJ-Union Ball Joint
UGJ-Union Gasket Joint
UOJ-Union O-ring Joint
Instrumentation Weld Fittings
WMC-Weld Male Connector
WFC-Weld Female Connector
WU-Butt Weld Union
WUE-Weld Union Elbow
WUT-Butt Weld Union Tee
WUC-Weld Union Cross
PTW-Internal thread to butt weld
Other Fittings
VP-Vent Protectors
DF-Dielectric Fittings
FUF-Fusible Fittings
Tubing and Flexible Hoses
Tubing
FT
Flexible Hoses
MF1-Metal Flexible Hose
PH1-PTFE-Lined Hose
HPH1–PTFE-Lined Hose
PB1-Rubber Hose
Quick-Connects
Quick Connect
QC1-Quick-Connects
QC2-Full Flow Quick-Connects
QC3-Quick-Connects
QC4-Quick-Connects
Regulators
Pressure Reducing Regulators
PR1-Pressure Reducing Regulators
PR2-Pressure Reducing Regulators
PR3-Pressure Reducing Regulators
Back-Pressure Regulators
BR1-Back-Pressure Regulators
BR2-Back-Pressure Regulators
Changeover System
DCPR1
Dual Stage Pressure Regulator
DPR1
Sample Cylinders and Condensate Pots
Sample Cylinders
SC1-Sample Cylinders
MSC-Miniature Sample Cylinders
Condensate Pots
CP1-Condensate Pots
Pressure Gauges Variable Area Flowmetersand Syphons
Pressure Gauges
PG1-Pressure Gauges
Variable Area
VAMF1-Variable Area Flowmetersand
VAMF2-Variable Area Flowmetersand
Flowmetersand Syphons
SY1-Syphons
SY2-Syphons
Ultrahigh-Purity Products
Miniature Butt-Weld Fittings
MRWU-Reducing Unions
MWE-90° Union Elbows
MWTB-Tribows
MWT-Union Tees
MWC-Union Crosses
Long Arm Butt-Weld Fittings
URWU-Reducing Unions
UWE-Union Elbows
UWT-Union Tees
UWC-Union Crosses
Metal Gasket Face Seal Fittings
SG-Short Gland
G-Gland
BB-Blind Gland
WA-Welded Assemblies
WU-Welded Unions
WUT-Weld Union Tee
WUC-Weld Union Cross
FN-Female Nut
MN-Male Nut
MC-Body to Male NPT
FC-Body to Female NPT
BTF-Body to Bulkhead Tube Fitting
U-Union Body
BU-Bulkhead Union Body
C-Coupling
FU-Female Reducing Union
RA-Reducing Adapter
RB-Reducing Bushing
UE-Body Union Elbow
UT-Body Union Tee
UC-Body Union Cross
PL-Plug
CA-Cap
GA-Gasket
Tubing
UFT
UMT
Bellows-Sealed Valves
BS1-Bellows-Sealed Valves
BS2-Bellows-Sealed Valves
BS3-Bellows-Sealed Valves
BS4-Bellows-Sealed Valves
BBS1-Bulk Gas Bellows-Sealed Valves
Diaphragm Valves
DV4-Diaphragm Valves
DV5-Diaphragm Valves
DV6-Diaphragm Valves
Check Valves
CV7-Check Valves
Ultra-High Pressure
Low Pressure Valves,Fittings and Tubing
15NV-Single Ferrule Compression Needle Valves
15BV-Single Ferrule Compression Ball Valves
15F-Single Ferrule Compression Filters
15CV-Single Ferrule Compression Check Valves
15 Series-Single Ferrule Compression Fittings and Tubing
10NV-15NV-Pipe Connection Needle Valves
10BV-15BV-Pipe Connection Ball Valves
10F-15F-Pipe Connection Filters
10CV-15CV-Pipe Connection Check Valves
15 Series-Pipe Connection Fittings and Tubing
Medium Pressure Valves,Fittings and Tubing
20NV-Needle Valves
20BV-Ball Valves
20F-Filters
20CV-Check Valves
20RV-Relief Valves
20 Series-Fittings and Tubing
High Pressure Valves,Fittings and Tubing
30NV-60NV-Needle Valves
60F-Filters
60CV-Check Valves
60RV-Relief Valves
60 Series-Fittings and Tubing
Ultra High Pressure Valves,Fittings and Tubing
100CV-Check Valves
100NV-150NV-Needle Valves
100 Series-Fittings and Tubing
Subsea Valves
SBV-Ball Valves
SNV-Needle Valves
SF-Filters
SCV-Check Valves
SRV-Relief Valves
Adapters/Couplings
LMH Adapters and Couplings
Tooling
MCT1-Coning Tool
MTT1-Threading Tool
MRT1-Maintenance
Vacuum Products
Vacuum Fittings
U-Union
UE-Union Elbow
UT-Union Tees
MC-Male Connectors
VA-Adapters
O-ring
Vacuum Adapter Fittings
KA-Vacuum Adapter Fittings
Vacuum Flexible Hose
VT1-Vacuum Flexible Hose
Sampling Systems
Gas Sampling
Liquefied Gas Sampling
Sample Bottle
Tools and Accessories
Tools
HTB1-Hand Tube Benders
TC1-Tube Cutter
TD1-Tube Deburring Tool
PST1-Preswaging Tools
GIG1-Gap Inspection Gauges
Accessories
PCS1-Plastic Clamp Supports
TTF-PTFE Tape Pipe Thread Sealant
PTS-Pipe Thread Sealant
BS1-Bellows-Sealed Valves
BS2-Bellows-Sealed Valves
BS3-Bellows-Sealed Valves
BS4-Bellows-Sealed Valves
BBS1-Bulk Gas Bellows-Sealed Valves
CIR-LOK was the company is a leading manufacturer of tube fitting and instrument valve.
Quick links
Home
Products
Applications
Resources
Company
News
Contact Us
Product
Fittings
Valves
Quick-Connects
Regulators
Tubing and Flexible Hoses
Ultra-High Pressure
Ultrahigh-Purity Products
Vacuum Products
Industrys
pro-screen
Resources
Applications
SEND INQUIRY
/ For inquiries about our products or pricelist please leave to us and we will be in touch within 24 hours.
CONTACT
© Copyright - 2010-2025 : All Rights Reserved.
Hit enter to search or ESC to close
English
English
Chinese