factory low price 20# 20 Thick Wall Precision Hot Rolled Carbon Steel Tube St37 St52 1020 1045 A106b Seamless Steel Pipe for Building

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Our benefits are decrease charges,dynamic income group,specialised QC,solid factories,top quality products and services for factory low price 20# 20 Thick Wall Precision Hot Rolled Carbon Steel Tube St37 St52 1020 1045 A106b Seamless Steel Pipe for Building, We would like to acquire this prospect to determine long-term business enterprise interactions with purchasers from all around the planet.
Our benefits are decrease charges,dynamic income group,specialised QC,solid factories,top quality products and services for Steel Pipe and Steel Tube, We mainly sell in wholesale, with the most popular and easy ways of making payment, which are paying via Money Gram, Western Union, Bank Transfer and Paypal. For any further talk, just feel free to contact our salesmen, who are seriously good and knowledgeable about our prodcuts.

Grade

C

Si

Mn

Cr

Mo

Ni

20Cr

0.18-0.24

0.17-0.37

0.50-0.80

0.70-1.00

/

/

Grade

Tensile Strength(MPa)

Yield Strength(MPa)

% Elongation in 2 in.(50mm) min

20Cr

785-835

490-540

10

20Cr alloy steel pipe can improve the material utilization rate, simplify the manufacturing process, save materials and processing time, such as rolling bearing rings, jack sleeves, etc.

20Cr alloy steel pipe is also an indispensable material for various conventional weapons, and the barrel and barrel of the gun are made of steel pipe.

1. Incoming Raw Material Inspection

2. Raw Material Segregation to avoid steel grade mix-up

3. Heating and Hammering End for Cold Drawing

4. Cold Drawing or Cold Rolling, On line inspection

5. Heat Treatment

6. Straightening/Cutting to specified length/Finished Measuring Inspection

7. Quality Testing in own lab with Tensile Strength, Yield Strength, Elongation, Hardness, Straightness, etc.

8. Packing and Stocking.

100% Eddy Current Testing.

100% Size Tolerance Checking.

100% Tube surface checking to avoid surface defects

Hot Rolled, Annealed, Normalized, Quenched and Tempered

Packaging

1. Bundle packing

2. Beveled end or plain end or varnished as per buyer’s required

3. Marking: as per customer’s requests

4. Painting varnish coating on the pipe

5. Plastic caps at ends

Delivery time

With 15-30 days after full payment receivedOur benefits are decrease charges,dynamic income group,specialised QC,solid factories,top quality products and services for factory low price 20# 20 Thick Wall Precision Hot Rolled Carbon Steel Tube St37 St52 1020 1045 A106b Seamless Steel Pipe for Building, We would like to acquire this prospect to determine long-term business enterprise interactions with purchasers from all around the planet.
factory low price Steel Pipe and Steel Tube, We mainly sell in wholesale, with the most popular and easy ways of making payment, which are paying via Money Gram, Western Union, Bank Transfer and Paypal. For any further talk, just feel free to contact our salesmen, who are seriously good and knowledgeable about our prodcuts.


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