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API 7-1 KXJ Type Bumper Sub
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Product Details
Place of Origin | Shandong, China | Brand Name | Sinotai | |
Model Number | KXJ | Type | Other, Bumper Sub | |
Machine Type | Drilling Tool | Certification | API | |
Material | Other, alloy steel | Processing Type | Forging | |
Use | Well Drilling |
standard or according to customers' requirements
Product Description
Specifications
API 7-1 KXJ Type Bumper SubDown jarring tool
Used in in milling or cutting operations
OD. : 3 3/4" ~ 9"
Connection: API
API 7-1 KXJ Type Bumper Sub
The bumper sub type KXJ is a down jarring tool and is manufactured from high-strength alloy steel. The tool can engage or disengage overshot or spears, or be used as a feed-off tool in milling or cutting operations. It can be used in conjunction with an overshot or spear.
Specification Series and Performance Parameters
Type | O.D. mm (in.) | I.D. mm (in.) | Connection API | Max. Tensile load MN (Ibf) | Max. Working Torque kN·m (Ibf·m) | Max. Stroke mm (in.) | Overall Length (Locked) mm (in.) |
KXJ36 | 95 (3 3/4) | 38 (1 1/2) | NC26 | 0.5(112500) | 4 (900) | 508 (20) | 1 800 (70.87) |
KXJ40 | 122 (4 13/16) | 32 (1 1/4) | 2 3/8REG | 0.6(135000) | 5 (1125) | 700 (27.56) | 1 900 (74.80) |
KXJ44 | 114 (4 1/2) | 38 (1 1/2) | 2 3/8REG NC31 |
0.8(180000) |
7 (1575) | 440 (17.32) | 1 500 (59.06) |
KXJ46 | 121 (4 3/4) | 38 (1 1/2) | NC38 | 0.9(202500) | 8 (1800) | 914 (35.98) | 1 986 (78.19) |
KXJ62 | 159 (6 1/4) | 51 (2) | NC50 | 1.5(337500) | 13 (2925) | 1400 (55.12) | 2 627 (103.43) |
KXJ165 | 165 (6 1/2) | 51 (2) | NC50 | 1.6(360000) | 14 (3150) | 1400 (55.12) | 2 633 (103.66) |
KXJ70 | 178 (7) | 70 (2 3/4) | NC50 | 1.8(405000) | 15 (3375) | 1552 (61.10) | 2 737 (107.76) |
KXJ80 | 203 (8) | 70 (2 3/4) | 6 5/8REG | 2.2(495000) | 18 (4050) | 1600 (62.99) | 2 901 (114.21) |
KXJ90 | 229 (9) | 76 (3) | 7 5/8REG | 2.5(562500) | 20 (4500) | 1600 (62.99) | 2 881 (113.43) |
Company Profile

As a professional supplier of OCTG, drilling equipment and workover service, Sinotai Petroleum Equipment Co., Ltd. lies in the production base of petroleum equipment and China's second largest oil field --Shengi Oilfield. Our company is a high-tech enterprise in Dongying City with business scope covering the sale, trading, post-sale service and technological development of a wide variety of petroleum equipment. Besides OCTG, we provide our customers with other drilling and oil recovery equipment like fishing tools, cementing tools, workover rigs, pumping units and OCTG accessories. The striving target of our company is "Prestige first, Quality supreme; The shortest delivery time, The lowest price, The best quality". Customers' needs are our first priority and customer satisfaction is the bottom line by which we measure our success.
Contact Us
- Sinotai Petroleum Equipment Co., Ltd.
- Contact nameHerish Kuo Chat Now
- Phone86-546-8300512
- AddressNo. 107, Bldg. 45, Gaoerfu, Wanda, Dongcheng
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