1 Scope
This standard specifies the terms and definitions, product classification, requirements and test methods, inspection rules as well as marking, packaging, delivery and storage of pick for shearer and boom roadheader.
This standard is applicable to the pick for the shearer and boom roadheader in the coal mine where the cutting solidity coefficient f of the coal and the inter-band coal is not larger than 6 (uniaxial compressive strength is not larger than 60 MPa).
2 Normative References
The following normative documents contain provisions which, through reference in this standard, constitute provisions of this standard. For dated reference, subsequent amendments to, or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest editions of these documents are applicable. For undated references, its latest edition is applicable to this standard.
