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A106 Gr.c S355JR S355J0 S355J2H High Standard precision cold rolled Seamless steel pipe and tube

Shandong Xiangtong Huiyuan Metal Materials Co., Ltd.
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Address: Room 11718,17, FF, Building 5, Core Business District, East Contemporary International Plaza, Dongchang Road, Liaocheng Economic and Technological Development Zone, Shandong Province

Contact name:Milly Miao

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Shandong Xiangtong Huiyuan Metal Materials Co., Ltd.

A106 Gr.c S355JR S355J0 S355J2H High Standard precision cold rolled Seamless steel pipe and tube

Country/Region china
City & Province liaocheng shandong
Categories Metal Casting Machinery
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Product Details

AISI 4130 4135 4140 High quality alloy steel cold rolled seamless steel tube

Product Description

For carbon steel pipe (CS pipe), it should be degreased first and then pickled, because grease is insoluble in acid solution. If pickling is performed first, neither the oil stains nor the rust covered by the oil stains can be removed.


Degreasing pickling method for carbon seamless steel pipe:

At present, the tank immersion method is often used in construction, and the liquid level exceeds the outer surface of the pipe by more than 50mm during immersion. Since the oxygen pipeline needs to be treated by degreasing, pickling and passivation, four tanks are generally made according to the actual diameter of the pipe used. That is, degreasing tank, pickling tank, neutralization tank, passivation tank. The oxygen pipeline degreasing and pickling process is: degreasing→water washing→pickling→water washing→neutralization→passivation→water washing→dr

 Degreasing

The formula of the degreasing solution is as follows: each liter of the solution contains 20g-30g of sodium hydroxide, 35g-50g of sodium nitrate, and 3g-5g of sodium silicate. The operating process requirements are: the liquid temperature is 70 ℃ ~ 80 ℃, the soaking time is determined by the test method according to the amount of oil on the surface of the pipe, generally about 10min ~ 40min. The heating method can be steam. Degreasing parts shall be inspected by any of the following methods. (1) Wipe the surface of the degreased part with clean and dry white filter paper, if there is no trace of grease on the paper, it is qualified. (2) Use 100% camphor below 1mm to check the condensate to flush the condensate, and it is qualified to keep rotating. (3) Check the surface of the degreasing part with ultraviolet rays with a wavelength of 3200-3800 angstroms, and the grease-free fluorescence is qualified. After degreasing treatment, the oil pollution on the pipe surface can be removed.

ying.

 

 

product namecarbon seamless pipe cold rolled tube
standardGB, JIS, DIN, ASTM, bs, GB 18248-2000, JIS G3463-2006
Material10#.20#.45#15Mn.20Mn.45Mn.30Mn2 q235 A106
packing1.Wrapped in waterproof paper of steel pipe tube
2.Sackcloth with several steel strips of steel pipe tube
3.Cover cap of steelpipe tube
4. Wooden case of steel pipe tube
sizeOD 3-300MM wall thickness: 2-30MM
suface

1. PVC, black and paint

2. Transparent oil and rust-proof oil
3. According to customer requirements

MOQ1TONS
TradeT/T, 100% L/C at sight, Cash, Western Union are all accepted if you have other payment,please contact me

 

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FAQ:

Q1: ARE YOU FACTORY OR TRADER?
A1: Wuxi Silaishi Special Steel Co.,Ltd is a manufacturer of steel pipe and tube since 2010. We've gained our Export Right and become an integrated company of industry and trade in order to satisfy buyer's multi-request on different material and products.

 

Q2: WHICH MATERIAL/PRODUCTS YOU CAN PROVIDE?
A2: Seamless Stainless Steel Pipe / Tube, Seamless Carbon Stainless Steel Pipe /Tube,Galvanized Steel Tube witn any Shape and Welded pipes can also be available

 

Q3: HOW TO GET A SAMPLE?
A3: FREE samples are available for your checking and testing. And to get free samples, you need to send us you detailed receiving address (including post code) and your DHL/FedEx/UPS account for collecting samples, courier cost will be paid in your side.

 

Q4. CAN YOU PRODUCE THE PRODUCTS ACCORDING TO MY OWN DRAWINGS?
A4: Yes, we can produce the products according to your drawings that will be most satisfy you.

 

Q5: HOW TO VISIT YOUR FACTORY?
A5.Flights to Jinan are available from most major cities; You can take a plane to Jinan Yaoqiang Airport.
 

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