The specifications of seamless steel pipes can vary according to different standards and requirements. The following are some common seamless steel pipe specifications:
1. OD: Usually in millimeters (mm) or inches (inch) unit, such as 6mm, 10mm, 1/2 inch and so on.
2. Wall thickness (WT) : Usually in millimeters (mm) or inches (inch) as units, such as 1mm, 5mm, 0.25 inch, etc.
3. Length: Usually in meters (m) or feet (ft) as units, such as 6m, 12m, 20 feet, etc.
4. Standard: Seamless steel pipe can be manufactured in accordance with different international or national standards, such as ASTM (American standard), DIN (German standard), GB (Chinese standard) and so on.
5. Material: Seamless steel pipe can be used in a variety of materials, including carbon steel, alloy steel, stainless steel, etc.
Please note that the specific specifications of seamless steel pipes also need to be selected according to actual needs and application scenarios, and the above are only some common specifications examples. When purchasing or using seamless steel pipes, it is best to refer to the relevant standards and technical requirements, and consult professionals to obtain more accurate and specific specification information.