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Hollow Carbon Steel Pipe Seamless

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Hebei Lufeng Piping Equipment Co., Ltd.

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Hollow Carbon Steel Pipe Seamless

Place of Origin : Cangzhou, China (Mainland)

Packaging Details : 1. Bundle Packing. 2.According to the customer request 3. Wrapped in waterproof paper. 4. Sackcloth with several steel strips. 5. Pack in heavy boxes."

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Varieties

Processing the form	Cylinder diameter	Length	Straightness	Dimensional accuracy	Wall thickness	Inner hole roughness
cold drawn	48~325	≤ 12m	0.3~0.8mm/m		±10%	0.8~1.6µm
honing	48~325	≤ 10m	0.3~0.8mm/m	H8~H9	±10%	0.3~0.8µm
roling	50~250	≤ 9m	0.3~0.8mm/m	H7~H9	±10%	0.01µm

Mechanical Properties

Material	Tensile strength	Yield strength	Elongation	Hardness
20#	530σbN/mm2	505σbs/mm2	12σs%	175HB
45#	660σbN/mm2	630σbs/mm2	6σs%	207HB
16Mn	595σbN/mm2	570σbs/mm2	9σs%	190HB
27SiMn	840σbN/mm2	805σbs/mm2	7.5σs%	230HB

production process

FAQ:
1. How can I get the price?
We usually quote within 24 hours after we get your inquiry by telling us the material, out diameter, wall thickness length, quantity and application of the steel pipe which you need.
2. How can I get a sample to check your quality?
After price confirmation, you can require for samples to check our quality. We will provide you the sample for free, however we could only make sure the same material, the dimension will be much similar as your request but not same. And customer should afford the charge of shipment.
3. What is your terms of delivery?
We accept EXW, FOB, CIF, DDU etc. You can choose the one which is the most convenient or cost effective for you.
4. Can your machine or other products be customized?
Yes, we are a professional manufacturer who specializes in welding equipment about 9 years old, we have a strong design team, so any conventional products can be customized.
5. Do you offer a cut to length service?
Yes. Simply select your tube size and tell our sales, and this will allow you to select your ideal length, quantity and any special requirements.

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