Yanshan Qianyi Pipe Industry CO.,LTD can supply the alloy steel pipes.
standard : EN10297-1/EN10210-1/EN10216-1/10216-2/
material : S235 JRH/S275JOH/S275J2H/S355JOH/S355J2H/S255K2H/P195TR1/
P235TR1/P195GH/P265GH/13CrMo4-5/10CrMo9-10
size: 1/8"-36"
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