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Commodity Specification |
Carbon Steel Spiral Pipe |
Process Method: |
Cold draw and hot rolled |
Surface Finish: |
Oiled or black painted to prevent rust. |
Size: |
a) NPS:1/8-20 b) Schedule: sch20,sch30,sch40,STD,sch80 |
c) OD: 21-2520mm d) WT: 1.5-30mm | |
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 ±12.5% |
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: |
5.8-12m or as customers' request |
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. |
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.