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3 year ago
ASTM A192 Seamless Carbon Steel Boiler Tubes For High-Pressure Service
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Delivery condition |
BK,BKW,GBK,NBK,BKS |
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Size |
OD:25mm-300mm WT:2mm-30mm |
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Length |
0.5-9m,or according to the clients' request |
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Materia |
10#,20#, 45#,25Mn,E355(Q345B, St52),27SiMn |
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Standard |
GB/T8713,GB/T3639,DIN2391,EN10305,ASTMA519, ASTMA106-2006 |
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ID tolerance |
H8,H9 |
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MOQ |
5MT |
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Package |
standard package or bundle with strips or wooden case |
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or according to customers' requirement |
|
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Place of Origin |
Zhejiang,China |
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Payment |
L/C or T/T (30% in advance and 70& against the copy of B/L) |
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Delivery |
Within 30 days after confirming the deposit |
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Working Method |
Cold drawn/rolled, honed/SRB, polished |
Steel Grade and Chemical Compositions:
Grade
C
Mn
P
S
Si
A-1
≤0.27
≤0.93
≤0.035
≤0.035
≥0.10
C
≤0.35
0.29-1.06
≤0.035
≤0.035
≥0.10
| Grade |
Yield Point Mpa(ksi) |
Tensile Strength Mpa(ksi) |
Elongation |
| A-1 | ≥255(37) | ≥415(60) | ≥30% |
| C | ≥275(40) | ≥485(70) | ≥30% |
| Tolerance for OD and WT(SA-450/SA-450M) | |||||
| OD in(mm) | + | - | WT in(mm) | + | - |
| ＜1''(25.4) | 0.10 | 0.10 | ≤1.1/2''(38.1) | 20% | 0 |
| 1''～1.1''(25.4～38.1) | 0.15 | 0.15 | ＞1.1/2''(38.2) | 22% | 0 |
| ＞1.1/2''～＜2''(38.1～50.8 | 0.20 | 0.20 | |||
| 2''～＜2.1/2''(50.8～63.5) | 0.25 | 0.25 | |||
| 2.1/2''～＜3''(63.5～76.2) | 0.30 | 0.30 | |||
| 3''～＜4''(76.2～101.6) | 0.38 | 0.38 | |||
| 4''～＜7.1/2''(101.6～190.5) | 0.38 | 0.64 | |||
| ＞7.1/2～9''(190.5～228.6) | 0.38 | 1.14 | |||
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Main Product:
Seamless Steel Tubes,
Welded Precision Steel Pipes ,
Automotive Steel Tubes,
Carbon steel tubes,
Stainless Steel Tubes,
Special Shaped Steel Tubes
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