Cold Drawn Seamless Alloy Steel Tube Seamless Mechanical Tubing ASTM A423

ASTM A423 Seamless Low Alloy Steel Tubes for Pressure Containing Parts
 

Material: gr 1, gr 2, gr 3
Size Range: OD: 12.7-127mm, WT: 1-12.7mm, Length: 5.8m/6m, maximal 11.8m

Quality Control:
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 Rolling on line inspection
5. Heat Treatment:Normalized
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.

FAQ:
 
1. Can you provide a sample to check the quality?
We can provide free sample with same or similar sizes for you to check tube quality.
You need to in charge of Express costs.
 
2. How about your production capacity?
3000 tons/Month.
 
3. What are your terms of payment?
30%TT in advance, Balance to be paid before shipment.
 
4. Where is your factory?
Jiaxing city, 2 hours away from Shanghai.
 
5. How can I get the quotation A.S.A.P?
Please send us an inquiry with full details as following,quotation will sent to you A.S.A.P:
1). Tube Standard
2). Steel Grade
3). Tube Size and Size Tolerance
4). Tube length
5). Quantity
6). If any special requirements
 
6. How about the minimum order quantity?
Normally for one size above 1 ton.
 
Welcome to contact us! Thanks.