SHANDONG SAIGAO GROUP CORPORATION
Hinged Welded Spring Bow Centralizer

Hinged Welded Spring Bow Centralizer

Saigao's hinged welded bow spring centralizer is a high-quality welded product that meets or exceeds API 10D specifications. These centralizers combine a very high restoring force with a very low starting force. The centralizers feature bow springs strongly welded to its end collars. This welded design provides excellent downhole durability. Premium quality bows made of a special alloy steel with uniform hardness provide optimum performance and excellent stand-off. The end collars are available in a latch-on design with a high-strength steel-locking pin for maximum structural toughness. With a choice of six different bow heights, a perfect combination for casing/open hole configuration can be achieved.


Performance Features of Hinged Welded Spring Bow Centralizer

  • Welded centralizers have more running force when compared to their non-welded counterparts.

  • Bows can be configured for any hole diameter with a choice of six standard bow heights for optimum starting and restoring forces.

  • The compatibility of the bows with various end collar sizes reduces inventory requirements and provides tremendous flexibility of casing and hole size combinations.

  • A high restoring force combined with a low starting force is achieved with all bow heights.

  • Bow springs are of high quality alloy steel, bent to shape and heat treated under controlled temperature / time cycles for consistent spring characteristics.

  • The bows provide an excellent standoff, which allows for an efficient mud and cement displacement.

  • End collars are of widened-design for greater frame strength and to prevent the bows from hitting the casing.

  • Hinge locking pins are made of high-strength steel for maximum structural strength.

  • Is able to centralise the casing pipe in vertical, deviated and horizontal wells.

  • Its high performance characteristics are combined with an easy field assembly.

Options of Hinged Welded Spring Bow Centralizer

  • Welded bow spring centralizers are available in sizes 2 ⅞" to 30”

  • Special sizes or combination can be made available on request

  • Recommended For Use with Hinged Stop Collar – S-60

  • Hinged Stop Collar with Spiral Nails – S-61 / S-62

  • Stop Collar with Set Screws – S-63

 


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Contact Us

sales@saigaogroup.com susan@saigaogroup.com
0531-69959201
qg18653457231
+86 18653457231
Zhongrun Century Center, No 12111,Jingshi Road, Lixia District, Jinan City, Shandong Province. P.R. China

Contact Us

sales@saigaogroup.com susan@saigaogroup.com
0531-69959201
Zhongrun Century Center, No 12111,Jingshi Road, Lixia District, Jinan City, Shandong Province. P.R. China