3″ Retractable Scale Coupons

We sell 3″ Retractable Scale Coupons for 1” retractable systems, which are commonly used for oil and gas, upstream and downstream, chemical companies, etc.

3″ Retractable Scale Coupon



1 pcs corrosion coupon consists of:

* Corrosion coupon (AISI 1018 or to others)

* Standard nylon insulator

* Serial number * VCI cover / bag

* Evelope bag, silica and plastic bag

Accurate monitoring of corrosion rates in any environment is critical when viewed in terms of the maintenance and repair costs associated with corrosion and material failure.

Test coupons provide an inexpensive means of on-line monitoring that will allow you to effectively measure the corrosivity within your system. By observing the mils-per-year corrosion rate of an exposed coupon, valuable information can be provided regarding the material’s life expectancy.

Coupon Insertion System Retractable

Coupon insertion system is a retractable unit commonly used in field and plant applications. A specially designed packing gland is used to insert or retract a coupon from a pressurized system without a process shutdown.

Additional information


AISI 1018, ASTM A106 gr B, to order


Below 50 gram union depend on the model, details will be listed on the envelope


NACE RP-0775 and ASTM G-1


3″ x 1/2″ x 1/16″


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