OEM Factory for China Shs Rhs Black Square Pipe ASTM A500 Grade B Rectangular Steel Tube with Great Price
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"Based on domestic market and expand overseas business" is our enhancement strategy for OEM Factory for China Shs Rhs Black Square Pipe ASTM A500 Grade B Rectangular Steel Tube with Great Price, Only for accomplish the good-quality products to fulfill customer's demand, all of our merchandise have been strictly inspected before shipment.
"Based on domestic market and expand overseas business" is our enhancement strategy for China Shs, Hollow Section, Based on our automatic production line, steady material purchase channel and quick subcontract systems have been built in mainland China to meet customer's wider and higher requirement in recent years. We are looking forward to cooperating with more clients worldwide for common development and mutual benefit!Your trust and approval are the best reward for our efforts. Keeping honest, innovative and efficient, we sincerely expect that we can be business partners to create our brilliant future!
ASTM A500 Square and Rectangular Steel Pipe
1.Specification:Square and Rectangular A500 steel pipe:20mmx20mm—500mmx500mm
2.Length:5.8m, 6m, 11.8m, 12 m and any length can be customized according to customer's requirement.
3.Surface Treatment：Plain, oiled, painted, galvanized, electro-static coating and so on.
4.Package of square and round A500 steel tube: PVC plastic cloth and in bundles.
5.Transportation:By container or by bulk.
6.Payment: 1.T/T- 30% advance payment, and balance against the copy of B/L within 3-5 days.
2. L/C 100% irrevocable at sight.
3.Western Union.
7.Application:Structure
Chemical Requirements
| Element | Grades A, B and D | Grace C | ||
| Heat | Product | Heat | Product | |
| Analysis | Analysis | Analysis | Analysis | |
| Carbon, max | 0.26 | 0.3 | 0.23 | 0.27 |
| Manganese, max | ... | ... | 1.35 | 1.4 |
| Phosphorus, max | 0.035 | 0.045 | 0.035 | 0.045 |
| Sulfur, max | 0.035 | 0.045 | 0.035 | 0.045 |
| Copper, when copper steel | 0.2 | 0.18 | 0.2 | 0.18 |
| is specified, min | ||||
Tensile Requirements
| Round Structural Tubing | ||||
| Grade A | Grade B | Grade C | Grade D | |
| Tensile strength, mn, ps (MPa) | 45 000 | 58 000 | 62 00 | 58 000 |
| -310 | -400 | -427 | -400 | |
| Yield strength, mn, psi (MPa) | 33 000 | 42 000 | 46 000 | 36 000 |
| -228 | -290 | -317 | -250 | |
| Elongation in 2 in. (50.8 mm), min, %A | 25B | 23C | 21D | 23C |
| Shaped Structural Tubing | ||||
| Grade A | Grade B | Grade C | Grade D | |
| Tensile strength, mn, ps (MPa) | 45 000 | 58 000 | 62 00 | 58 000 |
| -310 | -400 | -427 | -400 | |
| Yield strength, mn, psi (MPa) | 39 000 | 46 000 | 50 000 | 36 000 |
| -269 | -317 | -345 | -250 | |
| Elongation in 2 in. (50.8 mm), min, %A | 25B | 23C | 21D | 23C |
