550 mpa---350 mpa u purlin machine

{"cid":"223133","pid":"32200049","pimg_url":"\/\/img1.tradegrowthhub.com\/2b\/3a\/cb353605a9eb\/product\/122450960_s-w400xh400.jpg","name":"WALL light gauge machine c purlin steel framing roll forming machine c channel roll former c keel making machine","attrs":{"Price":"Negotiable","MOQ":"1 set","Delivery Time":"Negotiable","Brand":"Haitian"}}