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Shandong Topsky Steel Tube Industrial Co.,Ltd
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Detailed Product Description
1.Currently our products are carbon steel seamless pipes:
2.ASTM SA106B/SA53 φ13~323
3.API-5L X42 X52 X60 X65
4.API-5LT J55 K55 N80
5.ASTM A106 ASTM A53
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