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Product Name: oil and natural gas steel pipe Grade: X42
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Product Name: oil and natural gas steel pipe Grade: B
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Product Name: oil and natural gas steel pipe
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Product Name: oil and natural gas steel pipe Grade: S450
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Product Name: oil and natural gas steel pipe Grade: S415
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Product Name: oil and natural gas steel pipe Grade: S390
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Product Name: oil and natural gas steel pipe Grade: S360
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Product Name: oil and natural gas steel pipe Grade: S320
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Product Name: oil and natural gas steel pipe Grade: S360
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Product Name: oil and natural gas steel pipe Grade: S320
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Product Name: oil and natural gas steel pipe Grade: X42
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Product Name: oil and natural gas steel pipe Grade: B
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Product Name: oil and natural gas steel pipe Grade: S485
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Product Name: oil and natural gas steel pipe Grade: S450
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Product Name: oil and natural gas steel pipe Grade: S415
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Product Name: oil and natural gas steel pipe
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product of Jingye Group
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product of Jingye Group
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product of Jingye Group
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Product Name: 80T Maize Flour Processing Machine