- saw welded steel pipe
- 2017-01-17 16:12
- round rail 1) Standards: ASTM-A53A,GB/T3091-20012) Grade: Q235, Q215, Q195,
- ASTM A106 GR.B seamless steel pipe
- 2017-01-17 16:12
- 1.thickness: 1.5-80mm 2.OD:15-630mm 3.material: 20#,10#,Q235,Q345,A106,A53 ect. 4. type: seamless steel pipe 5.lengt:6-1
- boiler pipe
- 2016-11-01 02:24
- Standard:GB5310-2008Material:10,20,20G,20MnG,25MnG,15CrMoG,12Cr2MoG,12Cr1MoVG,12Cr2MoWVTiB,10Cr9Mo1VNb,SA210A1,SA210C,SA