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不锈钢焊管
材料：304/304L/316/316L/316TI/321/310S/347H/904L/2205/2507等标准：ASTM A312/ASTM A778/ASTM A789/ASTM A790等...
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Product Introduction
| 材料： | 304/304L/316/316L/316TI/321/310S/347H/904L/2205/2507等 |
| 标准： | ASTM A312/ASTM A778/ASTM A789/ASTM A790等 |