erw steel pipe
ASTM A53 ERW steel pipes OD 210mm SCH40
September 26, 2015
carbon steel pipe
carbon steel pipe
June 26, 2016

seamless steel pipe

seamless steel pipe

seamless steel pipe

ASTM A106/A53, ASTM A519,ASTM A179
JIS G 3441, JIS G3444, JIS G3445
DIN 2391, EN10305, EN10210,
ASME SA106, SA192, SA210, SA213, SA335,
Out Diameter: 1/8– 30 inch (10.3-762mm).
Wall Thickness: 0.049″– 2.5″ (1.24- 63.5 mm).
Length: Random Length, Repaired Length, SRL, DRL.
Heat treatment: Annealed: Intense annealed, Spheroidize hardened, Stabilized, Tension relieved, Cold finished, Quenched and Tempered.
Delivery Condition: BKS, NBK, BK, BKW, GBK(+ A), NBK(+ N), BK(+ C).
Use: Applicable to the basic structure, mechanical structure, water wall panel, economizer, super heating system, boiler and heat exchanger with smooth steel tubes, and to transfer liquid, gas, oil etc


Steel Grade: API 5L: GR B, X42, X46, X56, X60, X65, X70.
ASTM A53/A106: GR A, GR B, GR C.
ASME SA192: SA192.
ASME SA209M: T1, T1a.
ASME SA210: GR.A-1, GR.C.
ASME SA213: T2, T5, T9, T11, T12, T22.
ASME SA335: P2, P5, P9, P11, P12, P22, P91.
DIN17175: ST35.8, ST45.8, 15Mo3, 13CrMo44.


. Payment Terms: T/T, L/C.
Trade terms: FOB, CFR, CIF.
Shipment Time: Within Thirty Days.
Shipment Information: Depends on your order quantity.
Packaging Information: Packing in packages or for the customer’s requirement.
Supply Capability: 500 Metric Ton/Metric Lots per Day.


Seamless Steel Pipeline (Seamless pie).

Production process of the seamless steel pipeline.

We produce innovation advanced hot rolled smooth steel tubes utilizing continuous tube rolling mills. The hot rolling process includes steel billet → heating → punching → three-roller alter rolling → tube knockout → tube size decreasing → cooling → semi-finished pipe → straitening → water pressure test → labeling → warehouse entry.

rolling procedure, the density of continuous casting slab is around 230mm, while after rough rolling and surface rolling, the thickness is 1 ~ 20mm. Due to little flakiness ratio, the steel plate has a low requirement on its dimensional precision. However, crown control is still important.
Hot Rolled Steel Pipe (Smooth Tube).

If there is any requirement on the microstructure and mechanical structure of steel plates, we can achieve this through specifically controlling the temperature level during various rolling processes, like the temperature level throughout preliminary rolling stage, surface rolling phase and curling phase.
The hot rolled steel pipeline is categorized into typical steel pipeline, medium and low pressure boiler pipe, high pressure boiler steel tube, alloy tube, stainless steel pipeline, oil splitting pipeline and geology steel tube.

Our hot rolled steel pipelines provide various comparative advantages and impressive features, as is manifested by the following. In our way of making the hot rolled steel pipe, the cast structure of steel ingot can be broken, the grains of steel are refined, and the problems of the microstructure of steel are removed, resulting in enhanced mechanical buildings and denser microstructures of the steel product. For specifications of our hot rolled steel pipelines, please see the type attached.
We are a leading hot rolled steel pipe manufacturer and provider based in China. In addition to hot rolled steel tubes, we can likewise produce a variety of other pipelines, consisting of anticorrosion pipes, spiral tubes, ERW bonded steel tubes and LSAW tubes.


  1. admin says:

    I am involved in a work of laying of pipe line, and the specialist proposes to use ERW pipeline instead of the seamless pipe established by the initial engineering. I have actually been consulting the normative recommendations and do not get the constraint to making use of ERW pipeline in services such as fuel oil (120PSI) in a submarine lying.
    Can anyone advise me something about it or inform me that I find reference document?.
    Thanks ahead of time for your help …

    • Deutchland pipe co says:

      ERW pipe surface quality is much better than the seamless steel pipeline.

      In terms of corrosion ERW can last longer than seamless pipe approximately 3-4 years longer. The cost is expensive for ERW. It really depends upon the maker if they offer it for long pipeline distance.

      Usually Seamless pipe is more suggested.

      Hopefully it helps.

  2. Distinction betweem astm a53 steel and also astm a106 steel

    • As an example when we contrast between A106-B as well as A53-B smooth from chemical composition viewpoint, we find that: 1. A106-B includes silicon, minutes. 0.10% where A53-B has no%, and also silicon is the vital aspect for improving
      the warmth resistance requirements. 2. A106-B includes manganese 0.29-1.06%, where A53-B 1.2%. 3. A106-B has reduced sulfur and also phosphorus, max. 0.035% where A53-B has 0.05 and also 0.045% specifically.

    • admin says:

      Seamed pipe would be, towel with a filler such as string, planted right into a coat to reveal cuffs or a side! Smooth pipe exists such a thing, could be unseen mending or comparable fine technique.

  3. John Hanter says:

    What is the power seamless steel pipe???

    • admin says:

      The Power seamless steel pipe is the piping systems and their component parts, that are not building services piping systems, and that may be installed within electric power generating stations, industrial and institutional plants, utility geothermal heating systems, and central and district heating and cooling systems.

  4. Saurabh Hadas says:

    What is the difference in the manufacturing process of seamless steel pipe and welded pipe?

    • admin says:

      Size and application typically dominates what process to be selected!
      We can produce steel pipes by Seamless steel pipe From Billets , ERW Electric Resistance welding steel pipe From flat sheets.

Leave a Reply