Good Wholesale Vendors Natural Gas Line - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral

Short Description:


Product Detail

Product Tags

Related Video

Feedback (2)

Usually customer-oriented, and it's our ultimate focus on to be not only by far the most reliable, trustable and honest provider, but also the partner for our customers for Automatic Pipe Welding , X70 SSAW Line Pipe , Drain Line Pipe , We always hold the philosophy of win-win, and build long-term cooperation relationship with customers from around the world.We believe that our growth base on customer's success, credit is our life.
Good Wholesale Vendors Natural Gas 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


Product detail pictures:

Good Wholesale Vendors Natural Gas Line - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral detail pictures

Good Wholesale Vendors Natural Gas Line - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral detail pictures


Related Product Guide:

Our company promises all users of the first-class products and the most satisfying post-sale service. We warmly welcome our regular and new customers to join us for Good Wholesale Vendors Natural Gas Line - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral , The product will supply to all over the world, such as: Malaysia, Mumbai, Angola, Whether selecting a current product from our catalog or seeking engineering assistance for your application, you can talk to our customer service center about your sourcing requirements. We can provided good quality with competitive price for you personally.
  • The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
    5 Stars By Martha from Iraq - 2018.10.09 19:07
    The company keeps to the operation concept scientific management, high quality and efficiency primacy, customer supreme, we have always maintained business cooperation. Work with you,we feel easy!
    5 Stars By Monica from Greece - 2018.09.16 11:31
    Write your message here and send it to us