Ecvv Trade
the pre-existence of Tianhe Petroleum Machinery Joint-Stock Co., Ltd

China Manufacturer with main products: Drilling Tool, Fishing Tools, Such as Stabilzer, Bucking Unit, Drill Collar, Heavy Weight Drill Pipe, Casing Scraper

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Fishing Kumper Subs


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Specifications

The fishing bumper sub is a kind of mechanical downhole jarring tool with long working stroke . It can jar stuck pipe stem repeatedly to loose struckpoint to relase stuck pipe.
 
Type
Parameter
ZSJ44B
 
ZYSJ46B
 
ZSJ56B
 
ZSJ63B
ZSJ708B
 
ZSJ80B
 
O.D. (mm)
114
121
146
159
178
203
I.D. (mm)
38
38
51
51
70
70
Sealing pressure
20
20
20
 
20
20
Max.Tensile load (KN)
112
122
132
143
153
163
Stroke(mm)
1000
1000
1200
1400
1400
1500
Threads API
NC31
NC38
NC40
Nc50
NC50
65/8”REG
Closed length
2100
2100
2300
2600
2650
2740

Service Process

Service Guarantee

  • Free Service Charge

    ECVV doesn't charge any service fee to Buyers for buying this product.

  • ECVV Supply

    ECVV is responsible for supply, and provides product quality inspection, fund supervision and supply chain services.

  • Product Quality Commitment

    ECVV China Sourcing Agent will assess the reputation and supply ability of the factory and conduct field trips to select the high-quality Chinese factories for buyers.

  • Deposit Service Commitments

    In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.

    After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.

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