GB/T21237 L290 pipeline steel Introduction:Seed steel can supply GB/T21237 L290 pipeline steel stock.GB/T21237 L290 pipeline steel is widely used pipeline steel products.Seed has a large GB/T21237 L290 pipeline steel stock in China. GB/T21237 L290 pipeline steel is used in manufacturing engineering structural pieces
GB/T21237 L290 pipeline steel chemical composition:
Grade |
V |
C |
Mn |
P |
Si |
S |
Nb |
Ti |
|
L290 |
≤0.05 |
≤0.17 |
≤1.20 |
≤0.020 |
≤0.40 |
≤0.010 |
≤0.05 |
≤0.04 |
L290TMCP pipeline steel mechanical property and heat-treatment:
Tensile strength/MPa |
yield strength/MPa |
Elongation/% |
Yield ratio |
Heat treatment |
|
≥415 |
290-440 |
21 |
≤0.80 |
normalization |
GB/T21237 L290 pipeline steel Specifications or Size:Out Diameter 12.5mm—824mm ；Wall Thickness : 2mm—100mm；Length: Random length, Fixed Length, SRL, DRL
Heat treatment:Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting
GB/T21237 L290 pipeline steel Surface treatment:PVC,black and color painting；Transparent oil,anti-rust oil；According to clients requirement
Finished goods condition:hot forging/hot rolling + annealing/normalizing + tempering/quenching + tempering/any conditions based on the customer's requirement
Payment : TT, LC,DP are all ok
Trade Terms : FOB / CFR /CIF
MOQ : 10 Tons
Delivery period: according to the material ,the standard, and the quantity of the contract.
GB/T21237 L290 pipeline steel application can be offered by KATALOR in China ,KATALOR is professional GB/T21237 L290 pipeline steel suppliers and manufacturer ,if you need GB/T21237 L290 pipeline steel price and specification ,please contact us.
