https://qdironsteel.en.made-in-china.com/product/GwmTetDjYxkv/China-Hot-Dipped-Galvanized-Seamless-Welded-Steel-Pipe-Round-Square-Rectangle-.html
Hot rolling seamless steel pipe
Standard: ASTM A106, ASTM A53, API 5L
Steel grade: Gr.B
Black Painting, Beveling End, Plastic End Cap.
Bundling and Seaworthy Packing
Outer diameter: 21.3mm~609.6mm
Wall thickness: 2.11mm~50mm
Tolerances of diameter: ±0.4mm~±1mm
Tolerance of wall thickness: ±12.5%
Length: 6 meters, 9meters, 12 meters, Random length.
The Top Qualitly ASTM/API Gr.B seamless Pipe in China.
Mechanical Properties ASTM seamless steel tube:
| Standard |
Steel grade |
Tensile strength
(Mpa) |
Yield point
(Mpa) |
Elongation
(%) |
| ASTM A106 |
Gr.A |
≥330 |
≥205 |
20 |
| Gr.B |
≥415 |
≥240 |
20 |
| Gr.C |
≥405 |
≥275 |
20 |
Chemical Composition ASTM seamless steel tube:
| standard |
Steel grade |
Chemical composition (%) |
| C ≤ |
Mn |
P ≤ |
Si ≥ |
S ≤ |
Cr ≤ |
Ni ≤ |
Cu ≤ |
| ASTM A106 |
Gr.A |
0.25 |
0.27~0.93 |
0.035 |
0.1 |
0.035 |
0.4 |
0.4 |
0.4 |
| Gr.B |
0.3 |
0.29~1.06 |
0.035 |
0.1 |
0.035 |
0.4 |
0.4 |
0.4 |
| Gr.C |
0.35 |
0.29~1.06 |
0.035 |
0.1 |
0.045 |
0.4 |
0.4 |
0.4 |
Thousands tons of normal size pipes keep in stock all year round, we can make Delivery at least 200 tons every month.
Experienced Team guarantee the most professional Shipment services.
FAQ
Q: What's your advantages
1. More than 15 years experience of manufacturing and exporting work of steel pipe products.
2. ISO/SGS/CE certified factory.
3. Special teams for sales, production, logistic and after sale services.
Q: Are you a manufacturer?
A: Yes, Our factory located in Shandong Province, China. The factory is qualified by API, ASME, DIN standard, with manual output more than 50000 tons. You could definitely enjoy our direct factory price.
Q:Can we visit your factory ?
A: We welcome you come to China any time to visit our factory.
Q: Do you have quality control?
A: Yes, we have gained BV, SGS authentication, during production and before shipment, the third party inspection is also accepted.
Q: What pre-sales service you provide?
A: Prompt quotation, sample checking for free, 24 hours online communication, professional shipment freight calculation.
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 25-45 days if the goods are not in stock, it is according to
quantity.
Q: How do you make our business long-term and good relationship ?
A: 1.We keep good quality and competitive price to ensure our customers' benefit.
2.We respect every customer as our friend and we sincerrly do business and make friends with them, no matter where they come from.
Audited Supplier 
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