2021 New Style Sewer Drainage Pipe - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral

Short Description:

Product Detail

Product Tags

Feedback (2)

The business keeps to the operation concept scientific management, premium quality and efficiency primacy, customer supreme for Ssaw Steel Pipe , China Epoxy Sewer Pipe Lining , S235 JR Spiral Steel Pipe , Our company is dedicated to providing customers with high and stable quality products at competitive price, making every customer satisfied with our products and services.

2021 New Style Sewer Drainage Pipe - 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, %
Element	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:

Related Product Guide:

Sticking for the basic principle of Super Top quality, Satisfactory service ,We've been striving to be an excellent business enterprise partner of you for 2021 New Style Sewer Drainage Pipe - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral , The product will supply to all over the world, such as: Pakistan, Madagascar, Madrid, Our objective is to supply first step products and best service for our customers, thus we are sure you must have a margin benefit through cooperating with us. If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.

A252 GRADE 1 Steel Pipe