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Home >> Products >> Spiral Steel Pipe
Product Name:

Spiral Steel Pipe

Product Image: Spiral Steel Pipe
Description: 1. Material:Q235B, Q215A B, 16Mn(Q345), X42, X52, X56, X60, X65, X70, L245, L290, L360.
2. Standard: GB/T9711.1-1997
3. Application: applied for structure and low pressure fluid service.
O.D. 219-1820mm(8”-72”)
W.T. 2.5-16mm
Length: 6-12m Random, 12m fixed.
Usage: Boiler Use,water transport,Building,Machinery,Traffic,Aviation,Oil development ect.
standardGRADEMECHANICAL                  CHEMICAL COMPOSITION
YIELD STRENGTHTENSILE STRENGTHELONGATIONC Mn P S 
MpaMpa%
API Spec 5LA207331Bitmap 0.210.6 0.030 0.030 
B2414140.221.2 0.025 0.015 
X422904140.221.3 0.025 0.015 
X463174340.221.4 0.025 0.015 
X523594550.221.4 0.025 0.015 
X563864900.221.4 0.025 0.015 0.15%
X604145170.221.4 0.025 0.015 
X654485310.221.45 0.025 0.015 
X704835650.221.65 0.025 0.015 
GB/T9711-1997L175175315270.210.60 0.030 0.030 
L210210335250.210.90 0.030 0.030 
L245245415210.261.15 0.030 0.030 
L290290415210.281.25 0.030 0.030 
L360360460190.301.25 0.030 0.030 
L390390490180.261.35 0.030 0.030 
L415415520170.261.35 0.030 0.030 
L450450525170.261.40 0.030 0.030 
L485485570160.231.60 0.030 0.030 
SY/T5037-2000Q235B235375-460260.12-0.20 0.30-0.70 0.045 0.045 
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