Seamless steel pipe supplier Grade: ASTM A 106 Gr.B/ASTM A53 Gr.B/API 5L Gr.B/ASTM A178Gr.C/ST52/ST44/ST37/S235JR/S355JR /S20C/S45C/CK45/1020/1045 and so on OD: 21mm-610mm; WT: 2mm-80mm Kary Feng: 0086-13963577154 (Whatsapp/Wechat)

八月 15, 2019

Seamless steel pipe supplier
Grade: ASTM A 106 Gr.B/ASTM A53 Gr.B/API 5L Gr.B/ASTM A178Gr.C/ST52/ST44/ST37/S235JR/S355JR
/S20C/S45C/CK45/1020/1045 and so on
OD: 21mm-610mm; WT: 2mm-80mm
Kary Feng: 0086-13963577154 (Whatsapp/Wechat)

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seamless steel pipe

Seamless steel pipe supplier Grade: ASTM A 106 Gr.B/ASTM A53 Gr.B/API 5L Gr.B/ASTM A178Gr.C/ST52/ST44/ST37/S235JR/S355JR /S20C/S45C/CK45/1020/1045 and so on OD: 21mm-610mm; WT: 2mm-80mm Kary Feng: 0086-13963577154 (Whatsapp/Wechat)

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