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Wenzhou Bonni Stainless Steel Co., Ltd.
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About Us
We can supply stainless steel seamless pipes with high quality and reasonable price. Our products are widely used in petroleum industry, chemical industry, medical industry, food processing industry, high pressure vessel, power and water conservancy sector, etc.
1. Grades: TP304, 304L, 316, 316L, 316Ti, 317, 317L, 321, TP304/304L ,TP316/316L TP321/321H ,304H , etc.
2. Technical standards:
1)ASTM A312/A312M ,ASTM A269,ASTM A511
ASTM A213/A213M
2)DIN 17740
DIN 17224
DIN 17458 ...
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