Could I help you?
New Reduced price! NZS 2403:1991 View larger

NZS 2403:1991

M00000572

New product

NZS 2403:1991 Code of practice for deep geothermal wells

standard by Standards New Zealand, 06/07/1991

More details

In stock

$192.67

-40%

$321.12

More info

Full Description

Applies primarily to wells of between 250 m and 3000 m depth with subsurface conditions up to 350oC. Covers drilling, operation, maintenance, repair and abandonment and comprises well design, site preparation, drilling equipment, tools, materials and practices. It includes all subsurface work plus the wellhead up to the top flange of the master valve.