4140 Alloy Steel Tubing
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4140Alloy Steel Tubing ShangHai ShengQiu supplies alloy steel tubing : ASTM A213, Grade T5/ T9/ T11/ T12/ T22/ T91 ASTM A335, Grade P5/ P9/ P11/ P12/ P22/ P91 ASTM A519 SAE4130/SAE4140 ASTM A334 Gr.1/ Gr.3/ Gr.6 ASTM A333 Gr.6 EN10216-2 , Grade P235GH/P265GH DIN2391 ST52 DIN 17175 Welcome send us inquiry for competitive price and good customer service at any time. Shanghai ShengQiu Materails Co., Ltd WhatsApp: 008613761124029 Email: sales@sqsteelpipe.com Website: www.sqsteelpipe.com