Super Lowest Price Backhoe Tooth Bar - 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
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Tube blank

Inspection (spectral detection, surface inspection, and dimensional inspection)
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Sawing
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Perforation
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Thermal inspection
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Pickling
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Grinding inspection
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Lubrication
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Cold drawing
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Lubrication
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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)
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Performance test (mechanical property, impact property, flattening, and flaring)

Straightening
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Tube cutting
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Non-destructive testing
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Hydrostatic test
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Product inspection

Immersion of anti-corrosive oil
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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:
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