Cheapest Price Underground Water Line - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral

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Cheapest Price Underground Water 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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Cheapest Price Underground Water Line - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral detail pictures

Cheapest Price Underground Water Line - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral detail pictures


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Our eternal pursuits are the attitude of regard the market, regard the custom, regard the science and the theory of quality the basic, trust the first and management the advanced for Cheapest Price Underground Water Line - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral , The product will supply to all over the world, such as: Jamaica, Algeria, Venezuela, Our expert engineering team will generally be prepared to serve you for consultation and feedback. We're able to also give you with free of charge samples to meet your requirements. Best efforts will likely be produced to provide you the best service and merchandise. When you are keen on our business and items, make sure you speak to us by sending us emails or call us quickly. In an effort to know our merchandise and company extra, you may come to our factory to view it. We'll generally welcome guests from all over the world to our business to create business relations with us. Be sure to feel cost-free to speak to us for small business and we believe we are going to share the best trading experience with all our merchants.
  • After the signing of the contract, we received satisfactory goods in a short term, this is a commendable manufacturer.
    5 Stars By Ivy from Argentina - 2017.09.22 11:32
    The factory can meet continuously developing economic and market needs, so that their products are widely recognized and trusted, and that's why we chose this company.
    5 Stars By Cherry from Colombia - 2017.08.18 11:04
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