Grade Of High-Quality Carbon Structural Steel: 20g、20mng、25mng
Grade Of Alloy Structural Steel: 15mog、20mog、12crmog、15crmog、12cr2mog、12crmovg、12cr3movsitib, Etc
Grade Of Rust-Resistant Heat-Resistant Steel: 1cr18ni9 1cr18ni11nb
Length:
The Usual Length Of Steel Pipes Is 4 000 Mm ~ 12 000 Mm. After Consultation Between The Supplier And The Buyer, And Fill In The Contract, It Can Be Delivered Steel Pipes With A Length Greater Than 12 000 Mm Or Shorter Than I 000 Mm But Not Shorter Than 3 000 Mm; Short Length The Number Of Steel Pipes Less Than 4,000 Mm But Not Less Than 3,000 Mm Shall Not Exceed 5% Of The Total Number Of Steel Pipes Delivered
Delivery Weight:
When The Steel Pipe Is Delivered According To The Nominal Outer Diameter And Nominal Wall Thickness Or The Nominal Inner Diameter And Nominal Wall Thickness, The Steel Pipe Is Delivered According To The Actual Weight. It Can Also Be Delivered According To The Theoretical Weight.
When The Steel Pipe Is Delivered According To The Nominal Outer Diameter And Minimum Wall Thickness, The Steel Pipe Is Delivered According To The Actual Weight; The Supply And Demand Parties Negotiate. And It Is Indicated In The Contract. The Steel Pipe Can Also Be Delivered According To The Theoretical Weight.
Weight Tolerance:
According To The Requirements Of The Purchaser, After Consultation Between The Supplier And The Purchaser, And In The Contract, The Deviation Between The Actual Weight And The Theoretical Weight Of The Delivery Steel Pipe Shall Meet The Following Requirements:
A) Single Steel Pipe: ± 10%;
B) Each Batch Of Steel Pipes With A Minimum Size Of 10 T: ± 7.5%.
