China OEM 4 In 1 Bucket Teeth - Cold-drawn or cold-rolled precision seamless steel tubes – Xuansheng Detail:
Cold-drawn or cold-rolled precision seamless steel tubes
| Product material | 10# 20# 30# 45# Q345B |
| Product specification | |
| Product applied standard | GB/T3639-2009 |
| Delivery status | |
| Finished products package | Steel belt hexagonal package/plastic film/woven bag/sling package |
Product Manufacturing Process
![]()
Tube blank

Inspection (spectral detection, surface inspection, and dimensional inspection)
![]()
Sawing
![]()
Perforation
![]()
Thermal inspection
![]()
Pickling
![]()
Grinding inspection
![]()
Lubrication
![]()
Cold drawing
![]()
Lubrication
![]()
Cold-drawing (the addition of cycled processes such as heat treatment, pickling and cold drawing should be subject to the specific specifications)

Cold drawing/hard +C or cold drawing/soft +LC or cold drawing and stress relieved +SR or annealing +A or normalization +N (selected according to customer’s needs)
![]()
Performance test (mechanical property, impact property, flattening, and flaring)

Straightening
![]()
Tube cutting
![]()
Non-destructive testing
![]()
Hydrostatic test
![]()
Product inspection

Immersion of anti-corrosive oil
![]()
Packaging

Warehousing
Product Manufacturing Equipment
Shearing machine/sawing machine, walking beam furnace, perforator, high-precision cold-drawing machine, heat-treated furnace, and straightening machine
Product Testing Equipment
Outside micrometer, tube micrometer, dial bore gage, vernier caliper, chemical composition detector, spectral detector, tensile testing machine, Rockwell hardness tester, impact testing machine, eddy current flaw detector, ultrasonic flaw detector, and hydrostatic testing machine
Product Applications
Chemical equipment, ships, pipelines, automotive parts, and mechanical design applications
Seamless Tubing
By definition seamless tubes are completely homogenous tubes, the properties of which give seamless tubing more strength, superior corrosion resistance, and the ability to withstand higher pressure than welded tubes. This makes them more suitable in critical applications in harsh environments, but it comes with a price.
Product detail pictures:

Related Product Guide:
Our objective is to present premium quality products at aggressive prices, and top-notch services to buyers around the world. We have been ISO9001, CE, and GS certified and strictly adhere to their excellent specifications for China OEM 4 In 1 Bucket Teeth - Cold-drawn or cold-rolled precision seamless steel tubes – Xuansheng, The product will supply to all over the world, such as: St. Petersburg, Swaziland, Mexico, We taking advantage of experience workmanship, scientific administration and advanced equipment, ensure the product quality of production, we not only win the customers' faith, but also build up our brand. Today, our team is committed to innovation, and enlightenment and fusion with constant practice and outstanding wisdom and philosophy, we cater to the market demand for high-end products, to do professional products.
This is a honest and trustworthy company, technology and equipment are very advanced and the prodduct is very adequate, there is no worry in the suppliment.


