Safety Standard Certificate
YB/T 4398-2014
Wire rope for rotary drilling rig
Adopt international standard product mark certificate
Adopt international standard product mark certificate
National Steel Standardization Technical Committee
Drafting Certificate of Standard of Wire Rope and Steel Wire Sub-technical Committee
Drafting Certificate of Wire Rope and Steel Wire Sub-Technical Committee
Wire Rope and Steel Wire Sub-technical Committee
18*7-1770 (φ 12 ~ φ 32)(standard specification) safety mark certificate for mining products
18*7-1670 (φ 12 ~ φ 32)(standard specification) safety mark certificate for mining products
6*19S-1670(Φ12~Φ32)(standard specification) mine product safety mark certificate
6*36WS-1770(Φ18~Φ32)(standard specification) mine product safety mark certificate
6*36WS-1670(Φ18~Φ32)(standard specification) safety mark certificate for mining products
6*7-1770 (φ 8 ~ φ 32)(standard specification) safety mark certificate for mining products
6*7-1670(Φ8~Φ32)(standard specification) safety mark certificate for mining products
6 * 36WS(Φ18~Φ32)(standard specification) mine product safety mark certificate
6*19S-1770(Φ12~Φ32)(Standard Specification) Mine Product Safety Mark Certificate