| GB |
Chinese National Standards |
| |
|
| T8163 |
Pipe for liquid
transportation |
| T8162 |
Structure pipe |
| T5312 |
Tube for
shipbuilding |
| T8713 |
Cold drawn high
precision tube |
| 3087 |
Seamless steel tubes
for low and medium pressure boiler |
| 3091 |
Galvanized welded
steel pipe for low-pressure service |
| 3092 |
Welded steel pipe
for low pressure service |
| 3093 |
High-pressure
seamless steel tubes for diesel engine |
| 3094 |
Cold drawn seamless
special-shape steel pipe |
| T3639 |
Cold drawn or cold
rolled precision seamless steel tubes |
| 5310 |
Seamless steel tubes
and pipes for high pressure boiler |
| 5312 |
Carbon steel
seamless steel tubes for ship |
| 6479 |
High pressure
seamless steel tubes for chemical fertilizer equipments |
| 6728 |
Square and
rectangular tubing (dimension and weight) |
| 8162 |
Hot rolled seamless
tubes for pipeline, vessel and equipment structures |
| 8163 |
Fluid transfering
pipe |
| 9711 |
Spirally submerged -
arc welded steel pipe for oil and naturel gas |
| 9948 |
Seamless steel tubes
for petroleum cracking |
| 13296 |
Seamless stainless
steel tubes for boiler and heat exchanger |
| 13792 |
Longitudinally
welded pipe |
| 13793 |
Longitudinal pipe |
| 14291 |
Longitudinally
welded pipe |
| 14975 |
Stainless steel
seamless tubes for structures |
| 14976 |
Stainless steel
seamless pipes for fluid transport |
| 14980 |
Major diameter
welded steel pipe for low pressure liquid service |
| T17396 |
Hot rolled seamless
tubes for hydraulic cylinder |
| |
|