CBMGas Valves & Regulation

CBM Ball valve tap 1/2"

CBM ball valve tap is a 1/2" brass bib-cock for potable water and general plumbing applications. Rated to 25 bar maximum pressure with flow coefficient Kv of 12, it features NBR O-ring stem packing and PTFE seating…

SKU 3G-CBM-06213

Also listed as: ROB 40404 · ROB-40404

Brand

CBM

Item

Ball valve tap 1/2"

Local availability & support — Singapore

Local office: 20 Woodlands Link #09-05, Singapore 738733
Phone: +65 8878 8355
Delivery: Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment: Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to: Singapore

Technical Specifications

CBM

valve type

ball bib-cock normal type 

stem packing

O-ring NBR rubber 

body material

brass CW617N 

seat material

virgin P.T.F.E. 

connection size

1/2" 

thread standard

ISO 228/1 

maximum pressure

25 bar 

flow coefficient kv

12

maximum temperature

90°C 

Datasheet Content

ROB40402 à 08

                                                     TECHNICAL
                                                       DATA


RUBINETTO PORTAGOMMA A SFERA TIPO NORMAL
HOSE UNION BALL BIB-COCK NORMAL TYPE

CARATTERISTICHE                                                   FEATURES
•   CORPO, SFERA E ASTA IN OTTONE                                 •     BRASS “CW617N” BODY, BALL, STEM.
    CW617N.                                                       •     BALL GROUND BY DIAMOND-TIPPED TOOL,
•   SFERA LAVORATA CON UTENSILE IN                                      NICKEL AND CHROMIUM PLATED.
    DIAMANTE, NICHELATA E CROMATA.                                •     VIRGIN P.T.F.E. SEATS WITH 7° MIN.
•   SEDI IN P.T.F.E. VERGINE DIMENSIONATE                               TIGHTNESS ANGLE.
    CON ANGOLO DI TENUTA DI 7° MIN.                               •     O-RING STEM PACKING IN NBR RUBBER.
•   GUARNIZIONE TENUTA ASTA: O-R IN                               •     ALUMINIUM LEVER WITH, RED PLASTIC
    GOMMA NBR                                                           COATING.
•   LEVA DI COMANDO IN ALLUMINIO                                  •     CHROMIUM PLATED FINISHING.
    PLASTIFICATO CON RESINA EPOSSIDICA                            •     THREADING TO ISO 228/1.
    ROSSA.                                                        •     25 bar – T max. 90°C
•   FINITURA      SUPERFICIALE   SABBIATA
    CROMATA
•   FILETTATURE ISO 228/1
•   25 bar – T max. 90°C


            DIMENSIONI PRINCIPALI                                                      LEADING DIMENSIONS
                                                   R” 1/4 3/8          1/2    3/4   1 1¼ 1½ 2          2½     3     4
                                                   F      11           11     12  14
                                                   D      85           85     85  115
                                                   D1     54           54     54  70
                                                   H      46           46     48  56
                                                   L      88           92     100 123
                                                   M1     11           13     14   16
                                                   P      14           14     20  25
                                                   R1     3/4          3/4    1   1¼




PRESSIONI DI ESERCIZIO A MAX 80° C                                 WORKING PRESSURES AT 80° C MAX
    PN 40                                                                                              p.s.i. 600
    PN 32                                                                                              p.s.i. 480
    PN 25             *   *         *         *                                                        p.s.i. 375
    PN 20                                                                                              p.s.i. 300
    PN 16                                                                                              p.s.i. 240
    PN 10                                                                                              p.s.i. 150
                   3/8” 1/2” 3/4”             1”    1 ¼”        1 ½”         2”       2 ½”   3”   4”

            PERDITE DI CARICO                                                           PRESSURE DROPS

                 R”           3/8       1/2        3/4      1
                 Kv                      9         12      18
                                                                                  2

                 ∆P [ mm H2O] = 10.000 x G [mc/ h]
                                                            Kv

Technical Documents

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Technical Document 1

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CBM Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is a CBM ball valve tap 1/2" used for?

The CBM ball valve tap 1/2" is a brass bib-cock designed for potable water and general plumbing in residential and light commercial systems. It provides reliable on/off flow control with a maximum pressure of 25 bar and a flow coefficient Kv of 12, making it suitable for standard water supply applications.

What are the specifications of the CBM ball valve tap 1/2"?

The CBM ball valve tap 1/2" features a brass CW617N body, ball, and stem, with virgin PTFE seats and an NBR O-ring stem packing. It has a 1/2" connection to ISO 228/1, a maximum pressure of 25 bar, a maximum temperature of 90°C, and a flow coefficient Kv of 12.

Where to buy a CBM ball valve tap 1/2" in Singapore?

You can source the CBM ball valve tap 1/2" through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your site, providing technical support for plumbing and industrial applications. Contact us for pricing and lead time on this brass bib-cock.

How to install a CBM ball valve tap 1/2"?

Install the CBM ball valve tap 1/2" by applying thread sealant to the ISO 228/1 threads and tightening into the pipe. Ensure the lever aligns with the pipe for proper flow direction. Do not overtighten to avoid damaging the brass body. Test at system pressure up to 25 bar after installation.

Used in

Common applications for CBM

Industrial boilers — CBM circulation pumps (mod. CM 30W) and solenoid valves (ELV series) for heating-loop control and pump staging.

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Plant maintenance and retrofit — CBM cable glands (CLI M25), motor couplings (ACC type D), and small-radius fittings (RAC 90°) for equipment reconfiguration and sensor integration.

Boiler water treatment — CBM chlorine test kits (DET free+combined) for feedwater and circulating-water quality monitoring in closed-loop systems.

Pump and motor assembly — CBM couplings, fittings, and cable glands for assembly and rewinding of industrial motors, circulation pumps, and auxiliary equipment.

CBM Products

3G Electric supplies CBM gas valves & regulation. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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