- ASTM5140 Alloy Steel Pipe
- ASTM5140 Hot Rolled Steel Pipe
- ASTM5140 Seamless Steel Pipe
- 41Cr4 Alloy Steel Round Pipe
- Alloy Hot Rolled Round Steel Pipe
- Hot Rolled Alloy Steel Pipe
- Alloy Hot Rolled Steel Pipe
- Hot-rolled Alloy Steel Pipe
- Alloy Steel Round Pipe
- Alloy Round Steel Pipe
- Alloy Steel Seamless Pipe Alloy Steel Pipe
- Hot Rolled Alloy Carbon Steel Pipe
- Hot Rolled Stainless Steel Alloy Pipe
- Hot Rolled Seamless Alloy Steel Pipe
- Seamless Hot Rolled Alloy Steel Pipe
- Hot Rolled AISI4140 Alloy Steel Pipe
- Hot Rolled Alloy Seamless Steel Pipe
- Hot-rolled Alloy Structural Steel Pipe
- Hot-Rolled 4130 Alloy Steel Pipe
- 20CrMo Hot Rolled Alloy Steel Pipe