One Of Hottest For Gas Pipe Line - Helical-seam carbon steel pipes ASTM A139 Grade A, B, C – Spiral

Short Description:

Product Detail

Product Tags

Feedback (2)

We now have our individual sales group, layout team, technical team, QC crew and package group. Now we have strict high-quality control procedures for each procedure. Also, all of our workers are experienced in printing discipline for Fire Pipe Line , Pipe Piling , Helical Seam Suppliers , If you are looking for a good quality, fast delivery, best after service and good price supplier in China for long-term business relationship, we will be your best choice.

One Of Hottest For Gas 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, %
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:

Always customer-oriented, and it's our ultimate target to be not only the most reliable, trustable and honest supplier, but also the partner for our customers for One Of Hottest For Gas 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: Vietnam, France, Hyderabad, The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.

Gas Line Fitting

Gas Lines

Installing Gas Line

Sewer Pipe Line

SPIRALLY WELDED STEEL PIPES ASTM A252

The Pipe Line

Underground Water Pipe

Welded Pipe

Welding Exhaust Pipe

X70 SSAW Line Pipe

The factory workers have a good team spirit, so we received high quality products fast, in addition, the price is also appropriate, this is a very good and reliable Chinese manufacturers.