The work part of pear-shaped tube expander is main aspects of conical body. When exerting pressure on it. The main aspects of conical body and distorted part of casing touch instantaneously to create yawing force that crush and expand distorted part of casing
Specification of Pear-shaped Tube Expander
Type | Main Parameter | Connection |
ZQ-114 | Casing 4-1/2"(114.3mm); the range of repaired size92.94.96.98.100; repaired rate98~99% | NC26 |
ZQ-127 | casing 5"(127mm); the range of repaired size 102.104.106. 108.110.112: repaired rate98~99% | NC31 |
ZQ-140 | casing5-1/2"(139.7mm); the range of repaired size 14.116.118.120.122.124: repaired rate98~99% | NC31 |
ZQ-168 | casing168.28;the range of repaired size140.142.144.146.148.150.152: repaired rate98~99% | NC38 |
ZQ-178 | casing7"(177.8mm); the range of repaired size154.156.158.160.162 repaired rate 98~99% | NC38 |
