Monday, October 3, 2011

ST52 seamless steel pipe

1. steel pipe size:25-325*4-70
2. steel pipe standard: API 5l
3. material: ASTM A106GRB ,A53, ST52
1. steel pipe size:25-325*4-70
2. steel pipe standard: API 5l
3. material: ASTM A106GRB ,A53, ST52








Posted by Ailin at 4:04 AM

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