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Perforating Gun Pipes
Source:SIQUAN|[ 2014-03-12 ] Hits:1092
摘要:
Perforating Gun Pipes
Product characteristics:
High product dimension control precision and stable performance
Item Tolerance
Outside diameter(mm) 0~+0.79
Wall thickness(mm)  -10%~12.5%·S 
 Wall thickness within 1mm deviation
Straightness tolerance ≤1.0mm/m
Grad and specification:
1 Grade: JST110Q, 25Mn2V, 30CrMo/32CrMo4 series
2 Specification
Outside diameter(mm) Wall thickness(mm)
60.32 5.0
68.5 5.50、6.30
73.02 5.51、7.82
83.0 9.0
88.9 6.45、7.1、8.0、8.8、9.19、10.0、12.0
96.0 10.0
101.6 7.0、9.0、9.5、10.0、11.0
108.0 8.0
114.3 10.0、12.5、13.0
127.0 9.5、11.0、12.5
159.0 12.0、12.5、13.0
178.0 12.0、12.5
Note: D-nominal outside diameter; S-nominal wall thickness
Performance control:
Mechanical properties of perforating gun pipe
Grade Yield strength
Mpa
Tensile strength
Mpa
%
Elongation
(J)10*10
Impact toughness
Transverse Longitudinal
110 ≥758 ≥890 ≥17 42 84
130 ≥896 ≥931 ≥15 45 90
145 ≥1000 ≥1034 ≥11 50 100

Note: outside diameter ≤73mm,don’t do impact; outside diameter>73mm, do the longitudinal impact; Pipe outside diameter ≥101.6mm, do the Transverse impact; test temperature is 0℃.

 
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