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1. Casing, Tubing for Wells, Oil Pipe, Oil Pipeline

Usage:Tube for conveying gas, water, and oil in both and natural gas industries etc.
Casing:Casing is a large-diameter pipe that serves as the structural retainer for the walls of oil and gas wells, or well bore.It is inserted into a well ...

2. ERW Steel Pipe For Sale

Usage: Used for low pressure liquid delivery, such as water, gas, and oil.

Process:
ERW (Electric Resistance Welded)
HFI (High Frequency Induction)
EFW(ELECTRIC FUSION WELDED TUBE)
HFW(High-Frequency Welding)

Quality Standard:
ERW ...

3. Mechanical Seamless Steel Tubing

Usage: Applicable to the general structure, mechanical structure with seamless steel tubes.

Quality Standard:
ASTM A 53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
ASTM A519 Seamless Carbon ...

4. Seamless Steel Pipe For Liquid Transport

Usage:Applicable to transport liquid, gas, oil etc.

Quality Standard:
GB/T 8163: Seamless steel tubes for liquid service
GB 3087: Seamless Steel Tubes for Low and Medium Pressure
GB 5310: Seamless steel tubes and pipes for high pressure ...

5. SSAW/SAW Steel Pipe

Usage:Used for low pressure liquid delivery, such as water, gas, and oil.

Process:
SAW(SAWL,SAWH): Spiral Welded
SSAW: Spiral Submerged-arc Welded

Quality Standard:
GB/T3091 Welded steel pipe for low pressure liquid delivery
GB/T9711 ...