Gas Delivery Seamless Carbon Steel Pipe Large OD / Heavy Wall Thickness

Since 2008, TIPTOP has been supplying ASTM/ASME 1 seamless high & medium pressure boiler pipes, with OD up to 56'' 1422mm and wall thickness up to 140mm. TIPTOP is your trusted partner for large OD & heavy wall thickness seamless pipes.

1. Ordering Information
Quantity (feet, meters, or number of lengths),
Name of material (seamless carbon steel pipe),
Grade (Grade B),
Manufacture (hot-finished or cold-drawn),
Size (NPS/DN and weight class or schedule number, or both; outside diameter and nominal wall thickness; or inside diameter and nominal wall thickness),
Special outside diameter tolerance pipe,
Inside diameter tolerance pipe, over 10 in, (250mm) ID.
Length (specific or random),
Optional requirements,
Test report required,
Special requirements.

2. Available Size Range

3. Standards:
ASTM A106 Standard Specification for Seamless Carbon Steel Pipe for High-Temperature Service

4. Application:
Oil, Gas and water delivery;
Refinery, Boiler and Mechanical equipment manufacture;
Structure construction; drilling, ship building and etc.

5. Chemical Requirements

A For each reduction of 0.01% below the specified carbon maximum, an increase of 0.06% manganese above the specified maximum will be permitted up to a maximum of 1.35%.

B Unless otherwise specified by the purchaser, for each reduction of 0.01% below the specified carbon maximum, an increase of 0.06% manganese above the specified maximum will be permitted up to a maximum of 1.65%.

C These five elements combined shall not exceed 1%.

6. Mechanical Properties
Tensile Strength, min: 60ksi/415MPa
Yield Strength, min: 35ksi/240MPa

7. Manufacturing Process
Raw Material Inspection → Cold Centering → Heating → Piercing & Rolling → SIzing → Heat Treatment → Testing → Finishing → NDE → Visual & Dimension Inspection → Marking → Storing & Shipping

8. Heat Treatment
Hot-finished pipe need not be heat treated. Cold-drawn pipe shall be heat treated after the final cold draw pass at a temperature of 1200°F(650°C) or higher.

9. Supplementary Requirements
S1 Product Analysis
S2 Transverse Tension Test
S3 Flattening Test, Standard
S4 Flattening Test, Enhanced
S5 Metal Structure and Etching Test
S6 Carbon Equivalent
S7 Heat Treated Test Specimens
S8 Internal Cleanliness-Government Orders
S9 Requirements for Carbon Steel Pipe for Hydrofluoric Acid Alkylation Service

Since 2006, NEW FORCE has been engaged in high end seamless steel pipe products such as thermal power pipes, nuclear power pipes, petrochemical & refinery pipes, mechanicl pipes, oil & gas pipes, and gas cylinder pipes. The company have complete QA system and various inspection methods. New Force has been growing to a leading large diameter seamless pipe supplier with production range 8 "-56" in OD and wall thickness from 9.53mm up to 140mm.

The production covers many industries such as Thermal power, Petrochemical & Refinery, Boiler, Mechanical, Oil & gas, Coal and shipbuilding. The company is the domestic unique technology private enterprise which has the most complete variety of seamless steel pipes.

We always believe that our success is directly related to our strict quality control and professional service.

NEW FORCE customers are widely distributed throughout the world, such as Southeast Asia, Middle East, North America, South America, Europe, Africa.

NEW FORCE - your trusted and long term partner for piping solutions, providing with innovative solutions, quality materials and timely delivery.