Factory best selling Astm A53 Gr A - 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:
Well-run equipment, specialist income crew, and better after-sales services; We're also a unified major family, anyone stay with the organization value "unification, determination, tolerance" for Factory best selling Astm A53 Gr A - Cold-drawn or cold-rolled precision seamless steel tubes – Xuansheng, The product will supply to all over the world, such as: Benin, Amsterdam, South Korea, They are sturdy modeling and promoting effectively all over the world. Never ever disappearing major functions within a quick time, it's a have to for you of fantastic good quality. Guided by the principle of "Prudence, Efficiency, Union and Innovation. the corporation. ake an excellent efforts to expand its international trade, raise its organization. rofit and raise its export scale. We are confident that we are going to have a bright prospect and to be distributed all over the world in the years to come.
This company can be well to meet our needs on product quantity and delivery time, so we always choose them when we have procurement requirements.
            