Zunt - Standard Insulating Joints
 
Monolithic Insulating Joints
for oil, gas and water pipelines
OffShore & onshore


STANDARD PRODUCTION RANGE

SIZEfrom ½" to 120" and over
RATINGfrom ANSI 150 up to ANSI 2500 and over



TECHNICAL FEATURES (Zunt standard)
Design Factor0.6
Temperature range-10°C / 70°C
Hydrotest pressure1.5 times the Design Pressure
Dielectric Strength Test> 3 kV for 1 min. – 50 Hz AC
Electrical Resistance Testin dry conditions > 25 MOhm – 1000 V DC
Coating / Liningepoxy resin
N.D.E.MPI, UT, X-Rays, Dye Penetrant on welds (as applicable)

Design Calculations to ASME VIII Div. 1 App. 2
WPS, PQR, WPQ to ASME IX (other codes on request), EN 15614, EN 15609, EN 288
Applicable standards: NACE, DM 17/04/2008, UNI 10285, UNI 11105, EN 1594
PED / ATEX compliance on request




• PATENTED independent double sealing system applied from 16” #600 and over (also available on smaller
   sizes/ratings on request)
• Dimensions are indicative only and may be altered without prior notice
• Pipe pups : API 5L / ISO 3183 / EN 10208-2 / ASTM A106 / ASTM A333
• Alternative wall thickness and quality of pipes available on request
• Bevelled ends to API 5L
• Dimensions, weights and technical features of insulating joints over size 48" Class rating ANSI 600 will
   be provided with a specific bid
 
ZUNT ITALIANA S.r.l. - Via Grinetta, 22 - 24068 Seriate - (BG) Italy - Phone: +39/035-30.39.82 Fax: +39/035-30.39.69 e-mail: commercial@zunt.com