Commodity Specification | Cold Drawn and Hot Rolled Carbon Steel Seamless Pipe |
Process Method: | Cold draw and hot rolled |
Surface Finish: | Oiled or black painted to prevent rust. |
Size: | a) DN:15 to 508mm b) Schedule: sch20,sch30,sch40,STD,sch80 , Sch120,Sch160 |
c) OD: 21.3-610mm d) WT: 1.73-50mm | |
OD Tollerance: | D≤48.3mm,±0.4mm/-0.79mm,D48.3-114.3mm, ±0.79%,D≥114.3mm ±1.59/- 0.79mm |
WT Tollerance: | WT ±5% |
Chemail: | C0.3% , Si≥0.1%,Mn:.29-1.06%, P≤0.035%,S≤0.035%, Cu<0.4%,,Cr<0.4%,Mo:0.15%,V:0.08% |
Tenslle Strength: | 415MPA |
Yield Point: | 240 MPA |
Length: | 3 to 14 m |
Ends: | Beveled or square cut plastic caped. |
Delivery: | FOB/CIF/CFR |
Delivery Time: | According to the customers request. |
Application Range: | Petroleum, Coal Gas, Natural Gas Hearting Power Station, Hydropower Station , Chemical Industry ,ect |
Others | a) Special design available according to requirement. |
b) Anti-corrosion and high-temperature resistant with black painting. |
Production Process Fllow Chart
Finished Products Show :
Packing: Bunding , Black Paint, PE, Ends Caps
Quality Testing Show :
Our company is equipped with sophisticated manufacturing and testing equipments and a complete testing system has been established which includes advanced testing equipments. Such as X-ray detector , ultrasonic wave detector, hydrostatic tester, tension metallurgical analyzer and physical and chemical lab . These equipments and technologies guarantee that the production and testing processes are up to relevant standards, so that the products are satisfied by the requirements of clients doubtlessly.
X-ray detector
Hydrostatic Tester
