Cheap PriceList For Oil Pipe Line - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral

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Attaining consumer satisfaction is our firm's purpose for good. We'll make wonderful efforts to produce new and top-quality merchandise, meet up with your special necessities and supply you with pre-sale, on-sale and after-sale products and services for Helical Seam , S355 JR Spiral Steel Pipe Suppliers , SPIRALLY WELDED STEEL PIPES ASTM A252 Factories , Welcome worldwide customers to contact us for business and long-term cooperation. We will be your reliable partner and supplier of auto parts and accessories in China.
Cheap PriceList For Oil Pipe Line - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral Detail:

Mechanical Property

Grade A Grade B Grade C Grade D Grade E
Yield strength, min, Mpa(KSI) 330(48) 415(60) 415(60) 415(60) 445(66)
Tensile strength, min, Mpa(KSI) 205(30) 240(35) 290(42) 315(46) 360(52)

Chemical Composition

Element

Composition, Max, %

Grade A

Grade B

Grade C

Grade D

Grade E

Carbon

0.25

0.26

0.28

0.30

0.30

Manganese

1.00

1.00

1.20

1.30

1.40

Phosphorus

0.035

0.035

0.035

0.035

0.035

Sulfur

0.035

0.035

0.035

0.035

0.035

Hydrostatic Test

Each length of pipe shall be tested by the manufacturer to a hydrostatic pressure that will produce in the pipe wall a stress of not less than 60% of the specified minimum yield strength at room temperature. The pressure shall be determined by the following equation:
P=2St/D

Permissible Variations In Weights and Dimensions

Each length of pipe shall be weighed separately and its weight shall not vary more than 10% over or 5.5% under its theoretical weight, calculated using its length and its weight per unit length.
The outside diameter shall not vary more than ±1% from the specified nominal outside diameter.
Wall thickness at any point shall not more than 12.5% under the specified wall thickness.

Length

Single random lengths: 16 to 25ft(4.88 to 7.62m)
Double random lengths: over 25ft to 35ft(7.62 to 10.67m)
Uniform lengths: permissible variation ±1in

Ends

Pipe piles shall be furnished with plain ends, and the burrs at the ends shall be removed
When the pipe end specified to be bevel ends, the angle shall be 30 to 35 degree


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Cheap PriceList For Oil Pipe Line - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral detail pictures

Cheap PriceList For Oil Pipe Line - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral detail pictures


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The key to our success is Good Product or service High quality, Reasonable Rate and Efficient Service for Cheap PriceList For Oil Pipe Line - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral , The product will supply to all over the world, such as: Greece, Oman, Singapore, Our company will continue to adhere to the superior quality, reputable, the user first principle wholeheartedly. We warmly welcome friends from all walks of life to visit and give guidance, work together and create a brilliant future!
  • Sales manager is very enthusiastic and professional, gave us a great concessions and product quality is very good,thank you very much!
    5 Stars By Doreen from San Diego - 2017.05.02 11:33
    The product classification is very detailed that can be very accurate to meet our demand, a professional wholesaler.
    5 Stars By Megan from Niger - 2017.06.19 13:51
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