
17.5inch Tower Crane Mast Alloy Steel Master Bushing for Construction
The master bushings and insert bowls with the size from 17.5 to 37.5" ,They are cast with high-quality alloy steel and the sizes conform to API Spec 7K. There are two types : pin drive and square drive. API standard rotary slip, drill collar slip ,casing slip or roller Kelly bushing can be contained in them .
Bushing Type | Master(inch) | In bowl | Pipe size (inch) |
MSS as a whole and fission | 17.5 | API Bowl 1011 | 2 5/8-8 5/8 |
EXT. Bowl 1024 | |||
20.5 | API Bowl 1011 | 2 5/8-8 5/8 | |
EXT. Bowl 1024 | |||
27.5 | API Bowl 1022 | 2 5/8-8 5/8 | |
EXT. Bowl 1025 | |||
Insert Bowl 1026 | 9 5/8-10 4/5 | ||
MDSP fission | 17.5 | EXT. NO. 3 Taper | 2 5/8 -8 5/8 |
20.5 | EXT. NO. Taper | ||
MSPC fission | 20.5 | EXT.Bowl 1809 | 2 5/8-8 5/8 |
Bowl 1902 | 9 5/8-10 4/5 | ||
Body only 1805 | 11 4/5-13 5/8 | ||
27.5 | Bowl 1810 (No.3) | 2 5/8-8 5/8 | |
Bowl 1904(No.2) | 9 5/8-10 4/5 | ||
Bowl 1903(No.1) | 11 4/5-13 5/8 | ||
MSP fission | 27.5 | EXT.No.3 Taper | 2 3/8-8 5/8 |
MPSH | 27.5 | Bowl 1810 (No.3) | 2 3/8-8 5/8 |
Bowl 1904(No.2) | 9 5/8-10 3/4 | ||
Bowl 1903(No.1) | 11 3/4-13 3/8 |
Wuxi Ketong Engineering Machinery Manufacture Co.,Ltd
Wuxi Ketong Engineering Machinery Manufacture Co., Ltd located in
Zhangjing industrial development zone in Wuxi city of Jiangsu
Province, China, is a high-tech enterprise in manufacturing and
exporting construction machinery. Our brand is KETONG. Our company
is also the intergration company who make design, manufacture,
sales, and installation of the high operation working construction
equipment. And have good reputation all over the world.
With innovative technology, profect inspection methods, advanced
and complete processing equipment, strictly and safely quality
management system, our company sincerely offer you high quality
products and good after-sales services.
We have 5 series products: Tower crane , roof crane, construction hoist , construction gondola ,gantry cranes ets ,products are mainly export. Our products are exported to the United States ,Russia ,Brazil,Vietnam,Philippines,Malaysia,India,Pakistan, United Arab Emirates,Kuwait,Saudi Arabia ,Bahrain,Chile,Iran,Columbia,Venezuela,Algeria,Kazakhstan More than 20 countries and most domestic provinces .
The company always insists on management policy of honesty,quality first,scientific management,brand and excellent after sales services Ketong company helps you to ease your problem in high rise services.