Min. Order Reference FOB Price
1 Ton US$800.00-950.00 / Ton
Product Description
Product Parameters Product Name Hollow bolts / Rock bolts / Hollow grouting anchor rod / grouted hollow anchor bar Standards GB1499.2-2007 GB 50086-2015 TB/T 3209-2008 Grades Carbon 45#, sae1045, aisi1045 Alloy 40Cr, JIS SCr440, ASTM 5140, ISO 41Cr4 Certificate We are SGS approved ...