Factory Price Gas Line Pipe - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral

Short Description:

Product Detail

Product Tags

Feedback (2)

We're proud from the higher client fulfillment and wide acceptance due to our persistent pursuit of high quality both on product and service for Line Freeze , Flex Gas Line , 3lpp Vs 3lpe Coating , With the development of society and economy, our company will keep a tenet of Focus on trust, quality the first, moreover, we expect to create a glorious future with every customer.

Factory Price Gas Line 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:

Bear Customer first, High quality first in mind, we perform closely with our consumers and provide them with efficient and experienced services for Factory Price Gas Line Pipe - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral , The product will supply to all over the world, such as: Spain, Bangladesh, Germany, We seriously promise that we provide all the customers with the best quality products, the most competitive prices and the most prompt delivery. We hope to win a resplendent future for customers and ourselves.

A252 GRADE 3 Steel Pipe

Double Submerged Arc Welded

Gas Line

Gas Lines

Gas Pipe Line

Pile Tube

S235 J0 Spiral Steel Pipe

S355 JR Spiral Steel Pipe

Spiral Welded Pipe

SPIRALLY WELDED STEEL PIPES ASTM A252

We have been appreciated the Chinese manufacturing, this time also did not let us disappoint,good job!

By Edith from Muscat - 2017.11.12 12:31

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!

By Linda from Guatemala - 2018.12.10 19:03

Write your message here and send it to us